add initial version of Security-Layer 2.0 Authentication module

17 files changed, 2086 insertions, 0 deletions

diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/Constants.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/Constants.java
new file mode 100644
index 000000000..7a58648cc
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/Constants.java
@@ -0,0 +1,44 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth;
+
+public class Constants {
+
+	public static final String HTTP_ENDPOINT_DATAURL = "/sl20/dataUrl";
+	
+	public static final String CONFIG_PROP_PREFIX = "modules.sl20";
+	public static final String CONFIG_PROP_VDA_ENDPOINT_QUALeID = CONFIG_PROP_PREFIX + ".vda.urls.qualeID.endpoint";
+	public static final String CONFIG_PROP_VDA_AUTHBLOCK_ID = CONFIG_PROP_PREFIX + ".vda.authblock.id";
+	
+	public static final String CONFIG_PROP_SECURITY_KEYSTORE_PATH = CONFIG_PROP_PREFIX + ".security.keystore.path";
+	public static final String CONFIG_PROP_SECURITY_KEYSTORE_PASSWORD = CONFIG_PROP_PREFIX + ".security.keystore.password";
+	public static final String CONFIG_PROP_SECURITY_KEYSTORE_KEY_SIGN_ALIAS = CONFIG_PROP_PREFIX + ".security.sign.alias";
+	public static final String CONFIG_PROP_SECURITY_KEYSTORE_KEY_SIGN_PASSWORD = CONFIG_PROP_PREFIX + ".security.sign.password";
+	public static final String CONFIG_PROP_SECURITY_KEYSTORE_KEY_ENCRYPTION_ALIAS = CONFIG_PROP_PREFIX + ".security.encryption.alias";;
+	public static final String CONFIG_PROP_SECURITY_KEYSTORE_KEY_ENCRYPTION_PASSWORD = CONFIG_PROP_PREFIX + ".security.encryption.password";
+	
+	
+	public static final String PENDING_REQ_STORAGE_PREFIX = "SL20_AUTH_";
+	
+	/**
+	 * Only dummy data for development!!!!!! 	  
+	 */
+	public static final String DUMMY_SIGNING_CERT = 
+			"MIIC9zCCAd8CBFretWcwDQYJKoZIhvcNAQEOBQAwQDELMAkGA1UEBhMCQVQxDTAL\n" + 
+			"BgNVBAoMBEVHSVoxIjAgBgNVBAMMGW93biBkdW1teSBtZXRhZGF0YSBzaWduZXIw\n" + 
+			"HhcNMTgwNDI0MDQ0MTExWhcNMjEwMTE3MDQ0MTExWjBAMQswCQYDVQQGEwJBVDEN\n" + 
+			"MAsGA1UECgwERUdJWjEiMCAGA1UEAwwZb3duIGR1bW15IG1ldGFkYXRhIHNpZ25l\n" + 
+			"cjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAJvN3l1pjzlnmoW5trHH\n" + 
+			"Rb1s60QtGNp2v1nfMg1R6h7SzygtmO869v5bqrVBBVGmujslr7W8cZ2DLmJoQx1N\n" + 
+			"WwhccjXTHpNPw0B70qHGch2uRNkqkizSOlwth0Ll2DJtzxTolbajYdg+xppXScUq\n" + 
+			"WNlNZndauPSnB2CESgNkaUou4x4YVSDInugAtLvdLx8rf2YcuidI6UIXxeSZr3VO\n" + 
+			"Z12YtddzcJ+lwh7OX8B0UvLsdYjKjefjEudyuNBmVwLv4K2LsFhSqgE1CAzk3oCb\n" + 
+			"V2A84klaWVPiXoBiOucyouvX781WVp1aCBp0QA8gpJH7/2wRsdPQ90tjMzM7dcgY\n" + 
+			"LDkCAwEAATANBgkqhkiG9w0BAQ4FAAOCAQEAQuYRQcCNLDYU1ItliYz9f28+KDyU\n" + 
+			"8WjF3NDZrlJbGSKQ4n7wkBfxdK3zprmpHadWDB+aZaPt/+voE2FduzPiLUDlpazN\n" + 
+			"60JJ5/YHZ3q9MZvdoNg6rjkpioWatoj/smUkT6oUWL/gp8tH12fOd2oJygBqXMve\n" + 
+			"3y3qVCghnjRaMYuXcScTZcjH9yebkTLygirtw34oGVb7t+HwbtcN65fUIBly6Rcl\n" + 
+			"8NV3pwOKhXFKDAqXUpvhebL4+tWOqPdqfIfGaE6rELfTf3icGY3CQCzDz5Gp0Ptc\n" + 
+			"TfQqm64xnhtAruXNJXWg2ptg+GuQgWnJUgQ8wLNMxw9XdeEwlQo5dL6xmg==";
+	
+	public static final String DUMMY_SIGNING_CERT_FINGERPRINT = "IwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAJvN3l1pjzlnmoW";
+
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20AuthenticationModulImpl.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20AuthenticationModulImpl.java
new file mode 100644
index 000000000..a4044ce21
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20AuthenticationModulImpl.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2014 Federal Chancellery Austria
+ * MOA-ID has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth;
+
+import javax.annotation.PostConstruct;
+
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import at.gv.egovernment.moa.id.auth.modules.AuthModule;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20Constants;
+import at.gv.egovernment.moa.id.commons.api.AuthConfiguration;
+import at.gv.egovernment.moa.id.moduls.AuthenticationManager;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.logging.Logger;
+
+/**
+ * @author tlenz
+ *
+ */
+public class SL20AuthenticationModulImpl implements AuthModule {
+
+	private int priority = 3;
+
+	@Autowired(required=true) protected AuthConfiguration authConfig;
+	@Autowired(required=true) private AuthenticationManager authManager;
+	
+	@Override
+	public int getPriority() {
+		return priority;
+	}
+
+	/**
+	 * Sets the priority of this module. Default value is {@code 0}.
+	 * @param priority The priority.
+	 */
+	public void setPriority(int priority) {
+		this.priority = priority;
+	}
+
+	@PostConstruct
+	protected void initalSL20Authentication() {
+		//parameter to whiteList
+		authManager.addHeaderNameToWhiteList(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE);
+		
+	}
+	
+	
+	/* (non-Javadoc)
+	 * @see at.gv.egovernment.moa.id.auth.modules.AuthModule#selectProcess(at.gv.egovernment.moa.id.process.api.ExecutionContext)
+	 */
+	@Override
+	public String selectProcess(ExecutionContext context) {
+		if (StringUtils.isNotBlank((String) context.get(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE.toLowerCase())) ||
+				StringUtils.isNotBlank((String) context.get(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE))) { 
+			Logger.trace(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE +  "' header found");
+			return "SL20Authentication";
+			
+		} else {
+			Logger.trace("No '" + SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE +  "' header found");
+			return null;
+			
+		}
+		
+	}
+
+	/* (non-Javadoc)
+	 * @see at.gv.egovernment.moa.id.auth.modules.AuthModule#getProcessDefinitions()
+	 */
+	@Override
+	public String[] getProcessDefinitions() {
+		return new String[] { "classpath:sl20.Authentication.process.xml" };
+	}
+
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20AuthenticationSpringResourceProvider.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20AuthenticationSpringResourceProvider.java
new file mode 100644
index 000000000..2658a363d
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20AuthenticationSpringResourceProvider.java
@@ -0,0 +1,28 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth;
+
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.core.io.Resource;
+
+import at.gv.egiz.components.spring.api.SpringResourceProvider;
+
+public class SL20AuthenticationSpringResourceProvider implements SpringResourceProvider {
+
+	@Override
+	public String getName() {
+		return "MOA-ID Security-Layer 2.0 Authentication SpringResourceProvider";
+	}
+
+	@Override
+	public String[] getPackagesToScan() {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public Resource[] getResourcesToLoad() {
+		ClassPathResource sl20AuthConfig = new ClassPathResource("/moaid_sl20_auth.beans.xml", SL20AuthenticationSpringResourceProvider.class);					
+		
+		return new Resource[] {sl20AuthConfig};
+	}
+
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20SignalServlet.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20SignalServlet.java
new file mode 100644
index 000000000..87d306822
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/SL20SignalServlet.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2014 Federal Chancellery Austria
+ * MOA-ID has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth;
+
+import java.io.IOException;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+import at.gv.egovernment.moa.id.auth.servlet.AbstractProcessEngineSignalController;
+import at.gv.egovernment.moa.logging.Logger;
+
+/**
+ * @author tlenz
+ *
+ */
+@Controller
+public class SL20SignalServlet extends AbstractProcessEngineSignalController {
+
+	public SL20SignalServlet() {
+		super();
+		Logger.debug("Registering servlet " + getClass().getName() + 
+				" with mappings '"+ Constants.HTTP_ENDPOINT_DATAURL + "'.");
+		
+	}
+	
+	@RequestMapping(value = { Constants.HTTP_ENDPOINT_DATAURL 							  
+							}, 
+					method = {RequestMethod.POST, RequestMethod.GET})
+	public void performCitizenCardAuthentication(HttpServletRequest req, HttpServletResponse resp) throws IOException {
+		signalProcessManagement(req, resp);
+	}
+	
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/data/VerificationResult.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/data/VerificationResult.java
new file mode 100644
index 000000000..2a24096f9
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/data/VerificationResult.java
@@ -0,0 +1,39 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.data;
+
+import java.security.cert.X509Certificate;
+import java.util.List;
+
+import com.google.gson.JsonObject;
+
+public class VerificationResult {
+
+	private Boolean validSigned = null;
+	private List<X509Certificate> certs = null;
+	private JsonObject payload = null;
+	
+	public VerificationResult(JsonObject payload) {
+		this.payload = payload;
+		
+	}
+	
+	public VerificationResult(JsonObject string, List<X509Certificate> certs, boolean wasValidSigned) {
+		this.payload = string;
+		this.certs = certs;
+		this.validSigned = wasValidSigned;
+		
+	}
+	
+	public Boolean isValidSigned() {
+		return validSigned;
+	}
+	public List<X509Certificate> getCertChain() {
+		return certs;
+	}
+	public JsonObject getPayload() {
+		return payload;
+	}
+	
+	
+	
+	
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SL20Exception.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SL20Exception.java
new file mode 100644
index 000000000..898bd7097
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SL20Exception.java
@@ -0,0 +1,19 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions;
+
+import at.gv.egovernment.moa.id.commons.api.exceptions.MOAIDException;
+
+public class SL20Exception extends MOAIDException {
+
+	private static final long serialVersionUID = 1L;
+
+	public SL20Exception(String messageId, Object[] parameters) {
+		super(messageId, parameters);
+
+	}
+	
+	public SL20Exception(String messageId, Object[] parameters, Throwable wrapped) {
+		super(messageId, parameters, wrapped);
+
+	}
+
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SL20SecurityException.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SL20SecurityException.java
new file mode 100644
index 000000000..3bea12cb1
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SL20SecurityException.java
@@ -0,0 +1,20 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions;
+
+public class SL20SecurityException extends SL20Exception {
+
+	private static final long serialVersionUID = 3281385988027147449L;
+
+	public SL20SecurityException(Object[] parameters) {
+		super("sl20.05", parameters);
+	}
+	
+	public SL20SecurityException(String parameter) {
+		super("sl20.05", new Object[] {parameter});
+	}
+	
+	public SL20SecurityException(Object[] parameters, Throwable wrapped) {
+		super("sl20.05", parameters, wrapped);
+
+	}
+
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SLCommandoBuildException.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SLCommandoBuildException.java
new file mode 100644
index 000000000..35cf728f6
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SLCommandoBuildException.java
@@ -0,0 +1,17 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions;
+
+public class SLCommandoBuildException extends SL20Exception {
+
+	private static final long serialVersionUID = 1L;
+
+	
+	public SLCommandoBuildException(String msg) {
+		super("sl20.01", new Object[]{msg});
+		
+	}
+	
+	public SLCommandoBuildException(String msg, Throwable e) {
+		super("sl20.01", new Object[]{msg}, e);
+		
+	}
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SLCommandoParserException.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SLCommandoParserException.java
new file mode 100644
index 000000000..f36e8ad82
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/exceptions/SLCommandoParserException.java
@@ -0,0 +1,17 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions;
+
+public class SLCommandoParserException extends SL20Exception {
+
+	private static final long serialVersionUID = 1L;
+
+	
+	public SLCommandoParserException(String msg) {
+		super("sl20.02", new Object[]{msg});
+		
+	}
+	
+	public SLCommandoParserException(String msg, Throwable e) {
+		super("sl20.02", new Object[]{msg}, e);
+		
+	}
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/IJOSETools.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/IJOSETools.java
new file mode 100644
index 000000000..bcbda3faf
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/IJOSETools.java
@@ -0,0 +1,37 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20;
+
+import java.security.cert.X509Certificate;
+
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.data.VerificationResult;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20Exception;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoBuildException;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoParserException;
+
+public interface IJOSETools {
+
+	/**
+	 * Create a JWS signature
+	 * 
+	 * @param payLoad Payload to sign
+	 * @throws SLCommandoBuildException 
+	 */
+	public String createSignature(String payLoad) throws SLCommandoBuildException;
+
+	/**
+	 * Validates a JWS signature
+	 * 
+	 * @param serializedContent
+	 * @return
+	 * @throws SLCommandoParserException
+	 * @throws SL20Exception 
+	 */
+	public VerificationResult validateSignature(String serializedContent) throws SL20Exception;
+	
+	/**
+	 * Get the encryption certificate for SL2.0 End-to-End encryption
+	 * 
+	 * @return
+	 */
+	public X509Certificate getEncryptionCertificate();
+	 
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/JsonSecurityUtils.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/JsonSecurityUtils.java
new file mode 100644
index 000000000..7dd5c39ab
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/JsonSecurityUtils.java
@@ -0,0 +1,221 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20;
+
+import java.security.Key;
+import java.security.KeyStore;
+import java.security.PrivateKey;
+import java.security.cert.Certificate;
+import java.security.cert.X509Certificate;
+import java.util.List;
+
+import javax.annotation.PostConstruct;
+
+import org.jose4j.jwa.AlgorithmConstraints;
+import org.jose4j.jwa.AlgorithmConstraints.ConstraintType;
+import org.jose4j.jws.AlgorithmIdentifiers;
+import org.jose4j.jws.JsonWebSignature;
+import org.jose4j.lang.JoseException;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParser;
+
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.Constants;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.data.VerificationResult;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20Exception;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20SecurityException;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoBuildException;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoParserException;
+import at.gv.egovernment.moa.id.commons.api.AuthConfiguration;
+import at.gv.egovernment.moa.id.commons.utils.X509Utils;
+import at.gv.egovernment.moa.logging.Logger;
+import at.gv.egovernment.moa.util.FileUtils;
+import at.gv.egovernment.moa.util.KeyStoreUtils;
+
+@Service
+public class JsonSecurityUtils implements IJOSETools{
+
+	@Autowired(required=true) AuthConfiguration authConfig;
+	private Key signPrivKey = null;
+	private X509Certificate[] signCertChain = null;
+	
+	private Key encPrivKey = null;
+	private X509Certificate[] encCertChain = null;
+	
+	@PostConstruct
+	protected void initalize() {
+		Logger.info("Initialize SL2.0 authentication security constrains ... ");
+		try {
+			KeyStore keyStore = KeyStoreUtils.loadKeyStore(getKeyStoreFilePath(), 
+					getKeyStorePassword());
+			
+			//load signing key
+			signPrivKey = keyStore.getKey(getSigningKeyAlias(), getSigningKeyPassword().toCharArray());
+			Certificate[] certChainSigning = keyStore.getCertificateChain(getSigningKeyAlias());
+			signCertChain = new X509Certificate[certChainSigning.length];
+			for (int i=0; i<certChainSigning.length; i++) {
+				if (certChainSigning[i] instanceof X509Certificate) {
+					signCertChain[i] = (X509Certificate)certChainSigning[i];
+				} else
+					Logger.warn("NO X509 certificate for signing: " + certChainSigning[i].getType());
+				
+			}
+			
+			//load encryption key
+			try {
+				encPrivKey = keyStore.getKey(getEncryptionKeyAlias(), getEncryptionKeyPassword().toCharArray());
+				if (encPrivKey != null) {
+					Certificate[] certChainEncryption = keyStore.getCertificateChain(getSigningKeyAlias());
+					encCertChain = new X509Certificate[certChainEncryption.length];
+					for (int i=0; i<certChainEncryption.length; i++) {
+						if (certChainEncryption[i] instanceof X509Certificate) {
+							encCertChain[i] = (X509Certificate)certChainEncryption[i];
+						} else
+							Logger.warn("NO X509 certificate for encryption: " + certChainEncryption[i].getType());
+					}									
+				} else
+					Logger.info("No encryption key for SL2.0 found. End-to-End encryption is not used.");
+				
+			} catch (Exception e) {
+				Logger.warn("No encryption key for SL2.0 found. End-to-End encryption is not used. Reason: " + e.getMessage(), e);
+		
+			}
+			
+			//some short validation
+			if (signPrivKey == null || !(signPrivKey instanceof PrivateKey)) {
+				Logger.info("Can NOT open privateKey for SL2.0 signing. KeyStore=" + getKeyStoreFilePath());
+				throw new SL20Exception("sl20.03", new Object[]{"Can NOT open private key for signing"});
+				
+			}
+			
+			if (signCertChain == null || signCertChain.length == 0) {
+				Logger.info("NO certificate for SL2.0 signing. KeyStore=" + getKeyStoreFilePath());
+				throw new SL20Exception("sl20.03", new Object[]{"NO certificate for SL2.0 signing"});
+				
+			}
+			
+			Logger.info("SL2.0 authentication security constrains initialized.");
+			
+		} catch ( Exception e) {
+			Logger.error("SL2.0 security constrains initialization FAILED.", e);
+			
+		}
+		
+	}
+	
+	
+	@Override
+	public String createSignature(String payLoad) throws SLCommandoBuildException {
+		try {
+			JsonWebSignature jws = new JsonWebSignature();
+			
+			//set payload
+			jws.setPayload(payLoad);
+		
+			//set basic header		
+			jws.setContentTypeHeaderValue(SL20Constants.SL20_CONTENTTYPE_SIGNED_COMMAND);
+		
+			//set signing information
+			jws.setAlgorithmHeaderValue(AlgorithmIdentifiers.RSA_USING_SHA256);
+			jws.setKey(signPrivKey);
+			jws.setCertificateChainHeaderValue(signCertChain);
+		
+			return jws.getCompactSerialization();
+			
+		} catch (JoseException e) {
+			Logger.warn("Can NOT sign SL2.0 command.", e);
+			throw new SLCommandoBuildException("Can NOT sign SL2.0 command.", e);
+			
+		}
+		
+	}
+	
+	@Override
+	public VerificationResult validateSignature(String serializedContent) throws SL20Exception {
+		try {
+			JsonWebSignature jws = new JsonWebSignature();
+			//set payload
+			jws.setCompactSerialization(serializedContent);
+				
+			//set security constrains
+			jws.setAlgorithmConstraints(new AlgorithmConstraints(ConstraintType.WHITELIST,   
+					SL20Constants.SL20_ALGORITHM_WHITELIST_SIGNING.toArray(new String[SL20Constants.SL20_ALGORITHM_WHITELIST_SIGNING.size()])));
+			
+			//load signinc certs
+			List<X509Certificate> x5cCerts = jws.getCertificateChainHeaderValue();
+			List<X509Certificate> sortedX5cCerts  = null;
+			if (x5cCerts == null || x5cCerts.size() < 1) {
+				Logger.info("Signed SL2.0 response contains NO signature certificate");
+				throw new SLCommandoParserException("Signed SL2.0 response contains NO signature certificate");
+				
+			} 
+			Logger.trace("Sorting received X509 certificates ... ");
+			sortedX5cCerts = X509Utils.sortCertificates(x5cCerts);
+							
+			//set verification key
+			jws.setKey(sortedX5cCerts.get(0).getPublicKey());
+			
+			//validate signature
+			boolean valid = jws.verifySignature();
+			if (!valid) {
+				Logger.info("JWS signature invalide. Stopping authentication process ...");
+				Logger.debug("Received JWS msg: " + serializedContent);
+				throw new SL20SecurityException("JWS signature invalide.");
+				
+			}
+			
+			//load payLoad
+			JsonElement sl20Req = new JsonParser().parse(jws.getPayload());
+			
+			return new VerificationResult(sl20Req.getAsJsonObject(), sortedX5cCerts, valid) ;
+			
+		} catch (JoseException e) {
+			Logger.warn("SL2.0 commando signature validation FAILED", e);
+			throw new SL20SecurityException(new Object[]{e.getMessage()}, e);
+			
+		}
+					
+	}
+	
+	
+	@Override
+	public X509Certificate getEncryptionCertificate() {
+		//TODO: maybe update after SL2.0 update on encryption certificate parts
+		if (encCertChain !=null && encCertChain.length > 0)
+			return encCertChain[0];
+		else
+			return null;
+	}
+	
+	private String getKeyStoreFilePath() {
+		return FileUtils.makeAbsoluteURL(
+					authConfig.getBasicMOAIDConfiguration(Constants.CONFIG_PROP_SECURITY_KEYSTORE_PATH), 
+					authConfig.getRootConfigFileDir());
+	}
+	
+	private String getKeyStorePassword() {
+		return authConfig.getBasicMOAIDConfiguration(Constants.CONFIG_PROP_SECURITY_KEYSTORE_PASSWORD).trim();
+
+	}
+	
+	private String getSigningKeyAlias() {
+		return authConfig.getBasicMOAIDConfiguration(
+				Constants.CONFIG_PROP_SECURITY_KEYSTORE_KEY_SIGN_ALIAS).trim();
+	}
+	
+	private String getSigningKeyPassword() {
+		return authConfig.getBasicMOAIDConfiguration(
+				Constants.CONFIG_PROP_SECURITY_KEYSTORE_KEY_SIGN_PASSWORD).trim();
+	}
+
+	private String getEncryptionKeyAlias() {
+		return authConfig.getBasicMOAIDConfiguration(
+				Constants.CONFIG_PROP_SECURITY_KEYSTORE_KEY_ENCRYPTION_ALIAS).trim();
+	}
+	
+	private String getEncryptionKeyPassword() {
+		return authConfig.getBasicMOAIDConfiguration(
+				Constants.CONFIG_PROP_SECURITY_KEYSTORE_KEY_ENCRYPTION_PASSWORD).trim();
+	}
+	
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20Constants.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20Constants.java
new file mode 100644
index 000000000..e84dacc23
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20Constants.java
@@ -0,0 +1,180 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20;
+
+import java.util.Arrays;
+import java.util.List;
+
+import org.jose4j.jws.AlgorithmIdentifiers;
+
+public class SL20Constants {
+	public static final String CURRENT_SL20_VERSION = "10";
+	
+	//http binding parameters
+	public static final String PARAM_SL20_REQ_COMMAND_PARAM = "slcommand";
+	public static final String PARAM_SL20_REQ_ICP_RETURN_URL_PARAM = "slIPCReturnUrl";
+	public static final String PARAM_SL20_REQ_TRANSACTIONID = "slTransactionID";
+	
+	public static final String HTTP_HEADER_SL20_CLIENT_TYPE = "SL2ClientType";
+	public static final String HTTP_HEADER_VALUE_NATIVE = "nativeApp";
+	
+	
+	//*******************************************************************************************
+	//JSON signing and encryption headers
+	public static final String JSON_ALGORITHM = "alg";
+	public static final String JSON_CONTENTTYPE = "cty";
+	public static final String JSON_X509_CERTIFICATE = "x5c";
+	public static final String JSON_X509_FINGERPRINT = "x5t#S256";
+	public static final String JSON_ENCRYPTION_PAYLOAD = "enc";
+	
+	public static final String JSON_ALGORITHM_SIGNING_RS256 = AlgorithmIdentifiers.RSA_USING_SHA256;
+	public static final String JSON_ALGORITHM_SIGNING_RS512 = AlgorithmIdentifiers.RSA_USING_SHA512;
+	public static final String JSON_ALGORITHM_SIGNING_ES256 = AlgorithmIdentifiers.ECDSA_USING_P256_CURVE_AND_SHA256;
+	public static final String JSON_ALGORITHM_SIGNING_ES512 = AlgorithmIdentifiers.ECDSA_USING_P521_CURVE_AND_SHA512;
+	public static final String JSON_ALGORITHM_SIGNING_PS256 = AlgorithmIdentifiers.RSA_PSS_USING_SHA256;
+	public static final String JSON_ALGORITHM_SIGNING_PS512 = AlgorithmIdentifiers.RSA_PSS_USING_SHA512;
+
+	public static final List<String> SL20_ALGORITHM_WHITELIST_SIGNING = Arrays.asList(
+			JSON_ALGORITHM_SIGNING_RS256,
+			JSON_ALGORITHM_SIGNING_RS512,
+			JSON_ALGORITHM_SIGNING_ES256,
+			JSON_ALGORITHM_SIGNING_ES512,
+			JSON_ALGORITHM_SIGNING_PS256,
+			JSON_ALGORITHM_SIGNING_PS512
+			);
+	
+	public static final String JSON_ALGORITHM_ENC_KEY_RSAOAEP = "RSA-OAEP";
+	public static final String JSON_ALGORITHM_ENC_KEY_RSAOAEP256 = "RSA-OAEP-256";
+	
+	public static final String JSON_ALGORITHM_ENC_PAYLOAD_A128CBCHS256 = "A128CBC-HS256";
+	public static final String JSON_ALGORITHM_ENC_PAYLOAD_A256CBCHS512 = "A256CBC-HS512";
+	public static final String JSON_ALGORITHM_ENC_PAYLOAD_A128GCM = "A128GCM";
+	public static final String JSON_ALGORITHM_ENC_PAYLOAD_A256GCM = "A256GCM";
+	
+	
+	
+	//*********************************************************************************************
+	//Object identifier for generic transport container
+	public static final String SL20_CONTENTTYPE_SIGNED_COMMAND ="application/sl2.0;command";
+	public static final String SL20_CONTENTTYPE_ENCRYPTED_RESULT ="application/sl2.0;result";
+	
+	public static final String SL20_VERSION = "v";
+	public static final String SL20_REQID = "reqID";
+	public static final String SL20_RESPID = "respID";
+	public static final String SL20_INRESPTO = "inResponseTo";
+	public static final String SL20_TRANSACTIONID = "transactionID";
+	public static final String SL20_PAYLOAD = "payload";
+	public static final String SL20_SIGNEDPAYLOAD = "signedPayload";
+	
+	//Generic Object identifier for commands
+	public static final String SL20_COMMAND_CONTAINER_NAME = "name";
+	public static final String SL20_COMMAND_CONTAINER_PARAMS = "params";
+	public static final String SL20_COMMAND_CONTAINER_RESULT = "result";
+	public static final String SL20_COMMAND_CONTAINER_ENCRYPTEDRESULT = "encryptedResult";
+		
+	//COMMAND Object identifier
+	public static final String SL20_COMMAND_IDENTIFIER_REDIRECT = "redirect";
+	public static final String SL20_COMMAND_IDENTIFIER_CALL = "call";
+	public static final String SL20_COMMAND_IDENTIFIER_ERROR = "error";
+	public static final String SL20_COMMAND_IDENTIFIER_QUALIFIEDEID = "qualifiedeID";
+	public static final String SL20_COMMAND_IDENTIFIER_QUALIFIEDSIG = "qualifiedSig";
+	
+	public static final String SL20_COMMAND_IDENTIFIER_BINDING_CREATE_KEY = "createBindingKey";
+	public static final String SL20_COMMAND_IDENTIFIER_BINDING_STORE_CERT = "storeBindingCert";
+	
+	public static final String SL20_COMMAND_IDENTIFIER_AUTH_IDANDPASSWORD = "idAndPassword";
+	public static final String SL20_COMMAND_IDENTIFIER_AUTH_JWSTOKENFACTOR = "jwsTokenAuth";
+	public static final String SL20_COMMAND_IDENTIFIER_AUTH_QRCODEFACTOR = "qrCodeFactor";
+	
+	//*****COMMAND parameter identifier******
+	//general Identifier
+	public static final String SL20_COMMAND_PARAM_GENERAL_REQPARAMETER_VALUE = "value";
+	public static final String SL20_COMMAND_PARAM_GENERAL_REQPARAMETER_KEY = "key";	
+	public static final String SL20_COMMAND_PARAM_GENERAL_DATAURL = "dataUrl";
+	public static final String SL20_COMMAND_PARAM_GENERAL_RESPONSEENCRYPTIONCERTIFICATE = "x5cEnc";
+	
+	//Redirect command
+	public static final String SL20_COMMAND_PARAM_GENERAL_REDIRECT_URL = "url";
+	public static final String SL20_COMMAND_PARAM_GENERAL_REDIRECT_COMMAND = "command";
+	public static final String SL20_COMMAND_PARAM_GENERAL_REDIRECT_SIGNEDCOMMAND = "signedCommand";
+	public static final String SL20_COMMAND_PARAM_GENERAL_REDIRECT_IPCREDIRECT = "IPCRedirect";		
+	
+	//Call command
+	public static final String SL20_COMMAND_PARAM_GENERAL_CALL_URL = SL20_COMMAND_PARAM_GENERAL_REDIRECT_URL;
+	public static final String SL20_COMMAND_PARAM_GENERAL_CALL_METHOD = "method";
+	public static final String SL20_COMMAND_PARAM_GENERAL_CALL_METHOD_GET = "get";
+	public static final String SL20_COMMAND_PARAM_GENERAL_CALL_METHOD_POST = "post";
+	public static final String SL20_COMMAND_PARAM_GENERAL_CALL_INCLUDETRANSACTIONID = "includeTransactionID";	
+	public static final String SL20_COMMAND_PARAM_GENERAL_CALL_REQPARAMETER = "reqParams";
+
+	//error command
+	public static final String SL20_COMMAND_PARAM_GENERAL_RESPONSE_ERRORCODE = "errorCode";
+	public static final String SL20_COMMAND_PARAM_GENERAL_RESPONSE_ERRORMESSAGE = "errorMessage";
+	
+	//qualified eID command
+	public static final String SL20_COMMAND_PARAM_EID_AUTHBLOCKID = "authBlockTemplateID";
+	public static final String SL20_COMMAND_PARAM_EID_DATAURL = SL20_COMMAND_PARAM_GENERAL_DATAURL; 
+	public static final String SL20_COMMAND_PARAM_EID_ATTRIBUTES = "attributes";
+	public static final String SL20_COMMAND_PARAM_EID_ATTRIBUTES_MANDATEREFVALUE = "MANDATE-REFERENCE-VALUE";
+	public static final String SL20_COMMAND_PARAM_EID_ATTRIBUTES_SPUNIQUEID = "SP-FRIENDLYNAME";
+	public static final String SL20_COMMAND_PARAM_EID_ATTRIBUTES_SPFRIENDLYNAME = "SP-UNIQUEID";
+	public static final String SL20_COMMAND_PARAM_EID_X5CENC = SL20_COMMAND_PARAM_GENERAL_RESPONSEENCRYPTIONCERTIFICATE;
+	public static final String SL20_COMMAND_PARAM_EID_RESULT_IDL = "EID-IDENTITY-LINK";
+	public static final String SL20_COMMAND_PARAM_EID_RESULT_AUTHBLOCK = "EID-AUTH-BLOCK";
+	public static final String SL20_COMMAND_PARAM_EID_RESULT_CCSURL = "EID-CCS-URL";
+	public static final String SL20_COMMAND_PARAM_EID_RESULT_LOA = "EID-CITIZEN-QAA-LEVEL";
+	
+	//qualified Signature comamnd
+	public static final String SL20_COMMAND_PARAM_QUALSIG_DATAURL = SL20_COMMAND_PARAM_GENERAL_DATAURL;
+	public static final String SL20_COMMAND_PARAM_QUALSIG_X5CENC = SL20_COMMAND_PARAM_GENERAL_RESPONSEENCRYPTIONCERTIFICATE;
+	
+	//create binding key command
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_KONTOID = "kontoID";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_SN = "SN";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_KEYLENGTH = "keyLength";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_KEYALG = "keyAlg";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_POLICIES = "policies";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_DATAURL = SL20_COMMAND_PARAM_GENERAL_DATAURL;
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_X5CVDATRUST = "x5cVdaTrust";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_REQUESTUSERPASSWORD = "reqUserPassword";	
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_X5CENC = SL20_COMMAND_PARAM_GENERAL_RESPONSEENCRYPTIONCERTIFICATE;
+	
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_KEYALG_RSA = "RSA";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_KEYALG_SECPR256R1 = "secp256r1";
+	
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_POLICIES_LIFETIME = "lifeTime";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_POLICIES_USESECUREELEMENT = "useSecureElement";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_POLICIES_KEYTIMEOUT = "keyTimeout";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_POLICIES_NEEDUSERAUTH = "needUserAuth";
+	
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_APPID = "appID";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_CSR = "csr";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_KEYATTESTATIONZERTIFICATE = "attCert";
+	public static final String SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_USERPASSWORD = "encodedPass";
+		
+	
+	//store binding certificate command
+	public static final String SL20_COMMAND_PARAM_BINDING_STORE_CERTIFICATE = "x5c";
+	public static final String SL20_COMMAND_PARAM_BINDING_STORE_DATAURL = SL20_COMMAND_PARAM_GENERAL_DATAURL;
+	public static final String SL20_COMMAND_PARAM_BINDING_STORE_RESULT_SUCESS = "success";
+	public static final String SL20_COMMAND_PARAM_BINDING_STORE_RESULT_SUCESS_VALUE = "OK";
+	
+	// Username and password authentication
+	public static final String SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_KEYALG = "keyAlg";
+	public static final String SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_KEYALG_VALUE_PLAIN = "plain";
+	public static final String SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_KEYALG_VALUE_PBKDF2 = "PBKDF2";
+	public static final String SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_DATAURL = SL20_COMMAND_PARAM_GENERAL_DATAURL;
+	public static final String SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_X5CENC = SL20_COMMAND_PARAM_GENERAL_RESPONSEENCRYPTIONCERTIFICATE;	
+	public static final String SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_RESULT_KONTOID = SL20_COMMAND_PARAM_BINDING_CREATE_KONTOID;
+	public static final String SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_RESULT_USERPASSWORD = SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_USERPASSWORD;
+	
+	//JWS Token authentication
+	public static final String SL20_COMMAND_PARAM_AUTH_JWSTOKEN_NONCE = "nonce";
+	public static final String SL20_COMMAND_PARAM_AUTH_JWSTOKEN_DISPLAYDATA = "displayData";
+	public static final String SL20_COMMAND_PARAM_AUTH_JWSTOKEN_DISPLAYURL = "displayUrl";
+	public static final String SL20_COMMAND_PARAM_AUTH_JWSTOKEN_DATAURL = SL20_COMMAND_PARAM_GENERAL_DATAURL;	
+	public static final String SL20_COMMAND_PARAM_AUTH_JWSTOKEN_RESULT_NONCE = SL20_COMMAND_PARAM_AUTH_JWSTOKEN_NONCE;
+	
+	//QR-Code authentication
+	public static final String SL20_COMMAND_PARAM_AUTH_QRCODE_QRCODE = "qrCode";
+	public static final String SL20_COMMAND_PARAM_AUTH_QRCODE_DATAURL = SL20_COMMAND_PARAM_GENERAL_DATAURL;
+	
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20HttpBindingUtils.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20HttpBindingUtils.java
new file mode 100644
index 000000000..cfffed881
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20HttpBindingUtils.java
@@ -0,0 +1,42 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20;
+
+import java.io.IOException;
+import java.io.StringWriter;
+import java.io.UnsupportedEncodingException;
+import java.net.URISyntaxException;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.http.client.utils.URIBuilder;
+import org.apache.http.entity.ContentType;
+
+import com.google.gson.JsonObject;
+
+import at.gv.egovernment.moaspss.logging.Logger;
+
+public class SL20HttpBindingUtils {
+
+	public static void writeIntoResponse(HttpServletRequest request, HttpServletResponse response, JsonObject sl20Forward, String redirectURL) throws IOException, URISyntaxException {
+		//forward SL2.0 command
+		if (request.getHeader(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE) != null && 
+				request.getHeader(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE).equals(SL20Constants.HTTP_HEADER_VALUE_NATIVE)) {
+			Logger.debug("Client request containts 'native client' header ... ");												
+			StringWriter writer = new StringWriter();
+			writer.write(sl20Forward.toString());						
+			final byte[] content = writer.toString().getBytes("UTF-8");
+			response.setStatus(HttpServletResponse.SC_OK);
+			response.setContentLength(content.length);
+			response.setContentType(ContentType.APPLICATION_JSON.toString());						
+			response.getOutputStream().write(content);
+											
+		} else {
+			Logger.debug("Client request containts is no native client ... ");
+			URIBuilder clientRedirectURI = new URIBuilder(redirectURL);
+			clientRedirectURI.addParameter(SL20Constants.PARAM_SL20_REQ_COMMAND_PARAM, sl20Forward.toString());
+			response.sendRedirect(clientRedirectURI.build().toString());
+			
+		}
+		
+	}
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONBuilderUtils.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONBuilderUtils.java
new file mode 100644
index 000000000..52d7e1e67
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONBuilderUtils.java
@@ -0,0 +1,606 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20;
+
+import java.security.cert.CertificateEncodingException;
+import java.security.cert.X509Certificate;
+import java.util.Arrays;
+import java.util.Base64;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.Constants;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoBuildException;
+
+public class SL20JSONBuilderUtils {
+
+	/**
+	 * Create command request
+	 * @param name
+	 * @param params
+	 * @throws SLCommandoBuildException
+	 * @return
+	 */
+	public static JsonObject createCommand(String name, JsonElement params) throws SLCommandoBuildException {
+		JsonObject command = new JsonObject();		
+		addSingleStringElement(command, SL20Constants.SL20_COMMAND_CONTAINER_NAME, name, true);
+		addSingleJSONElement(command, SL20Constants.SL20_COMMAND_CONTAINER_PARAMS, params, true);				
+		return command;
+		
+	}
+	
+	/**
+	 * Create signed command request
+	 * 
+	 * @param name
+	 * @param params
+	 * @param signer
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static String createSignedCommand(String name, JsonElement params, IJOSETools signer) throws SLCommandoBuildException {
+		JsonObject command = new JsonObject();		
+		addSingleStringElement(command, SL20Constants.SL20_COMMAND_CONTAINER_NAME, name, true);
+		addSingleJSONElement(command, SL20Constants.SL20_COMMAND_CONTAINER_PARAMS, params, true);		
+		return signer.createSignature(command.toString());
+				
+	}
+
+
+	/**
+	 * Create encrypted command result
+	 * 
+	 * @param result
+	 * @param encrypter
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static String createEncryptedCommandoResult(JsonObject result, JsonSecurityUtils encrypter) throws SLCommandoBuildException {
+		//TODO: add real implementation
+		//create header and footer
+		String dummyHeader = createJsonEncryptionHeader(encrypter).toString();
+		String payLoad = result.toString();
+		String dummyFooter = createJsonSignedFooter(encrypter);
+		
+		return Base64.getUrlEncoder().encodeToString(dummyHeader.getBytes()) + "."
+			+ Base64.getUrlEncoder().encodeToString(payLoad.getBytes()) + "."
+			+ Base64.getUrlEncoder().encodeToString(dummyFooter.getBytes());
+	
+	}
+	
+	
+	/**
+	 * Create command result
+	 * 
+	 * @param name
+	 * @param result
+	 * @param encryptedResult
+	 * @throws SLCommandoBuildException
+	 * @return
+	 */
+	public static JsonObject createCommandResponse(String name, JsonElement result, String encryptedResult) throws SLCommandoBuildException {
+		JsonObject command = new JsonObject();
+		addSingleStringElement(command, SL20Constants.SL20_COMMAND_CONTAINER_NAME, name, true);		
+		addOnlyOnceOfTwo(command, 
+				SL20Constants.SL20_COMMAND_CONTAINER_RESULT, SL20Constants.SL20_COMMAND_CONTAINER_ENCRYPTEDRESULT, 
+				result, encryptedResult);			
+		return command;
+		
+	}
+	
+	/**
+	 * Create command result
+	 * 
+	 * @param name
+	 * @param result
+	 * @param encryptedResult
+	 * @throws SLCommandoBuildException
+	 * @return
+	 */
+	public static String createSignedCommandResponse(String name, JsonElement result, String encryptedResult, JsonSecurityUtils signer) throws SLCommandoBuildException {
+		JsonObject command = new JsonObject();
+		addSingleStringElement(command, SL20Constants.SL20_COMMAND_CONTAINER_NAME, name, true);		
+		addOnlyOnceOfTwo(command, 
+				SL20Constants.SL20_COMMAND_CONTAINER_RESULT, SL20Constants.SL20_COMMAND_CONTAINER_ENCRYPTEDRESULT, 
+				result, encryptedResult);	
+		String encodedCommand = command.toString(); 
+		
+		//TODO: add real implementation
+		//create header and footer
+		String dummyHeader = createJsonSignedHeader(signer).toString();
+		String dummyFooter = createJsonSignedFooter(signer);
+		
+		return Base64.getUrlEncoder().encodeToString(dummyHeader.getBytes()) + "."
+				+ Base64.getUrlEncoder().encodeToString(encodedCommand.getBytes()) + "."
+				+ Base64.getUrlEncoder().encodeToString(dummyFooter.getBytes());
+				
+	}
+	
+	/**
+	 * Create parameters for Redirect command
+	 *  
+	 * @param url
+	 * @param command
+	 * @param signedCommand
+	 * @param ipcRedirect
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createRedirectCommandParameters(String url, JsonElement command, JsonElement signedCommand, Boolean ipcRedirect) throws SLCommandoBuildException{
+		JsonObject redirectReqParams = new JsonObject();
+		addOnlyOnceOfTwo(redirectReqParams, 
+				SL20Constants.SL20_COMMAND_PARAM_GENERAL_REDIRECT_COMMAND, SL20Constants.SL20_COMMAND_PARAM_GENERAL_REDIRECT_SIGNEDCOMMAND, 
+				command, signedCommand);		
+		addSingleStringElement(redirectReqParams, SL20Constants.SL20_COMMAND_PARAM_GENERAL_REDIRECT_URL, url, false);
+		addSingleBooleanElement(redirectReqParams, SL20Constants.SL20_COMMAND_PARAM_GENERAL_REDIRECT_IPCREDIRECT, ipcRedirect, false);
+		return redirectReqParams;
+		
+	}
+	
+	/**
+	 * Create parameters for Call command
+	 * 
+	 * @param url
+	 * @param method
+	 * @param includeTransactionId
+	 * @param reqParameters
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createCallCommandParameters(String url, String method, Boolean includeTransactionId, Map<String, String> reqParameters) throws SLCommandoBuildException {
+		JsonObject callReqParams = new JsonObject();
+		addSingleStringElement(callReqParams, SL20Constants.SL20_COMMAND_PARAM_GENERAL_CALL_URL, url, true);
+		addSingleStringElement(callReqParams, SL20Constants.SL20_COMMAND_PARAM_GENERAL_CALL_METHOD, method, true);
+		addSingleBooleanElement(callReqParams, SL20Constants.SL20_COMMAND_PARAM_GENERAL_CALL_INCLUDETRANSACTIONID, includeTransactionId, false);
+		addArrayOfStringElements(callReqParams, SL20Constants.SL20_COMMAND_PARAM_GENERAL_CALL_REQPARAMETER, reqParameters);		
+		return callReqParams;
+		
+	}
+	
+	/**
+	 * Create result for Error command
+	 * 
+	 * @param errorCode
+	 * @param errorMsg
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createErrorCommandResult(String errorCode, String errorMsg) throws SLCommandoBuildException {
+		JsonObject result = new JsonObject();
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_GENERAL_RESPONSE_ERRORCODE, errorCode, true);
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_GENERAL_RESPONSE_ERRORMESSAGE, errorMsg, true);
+		return result;
+		
+	}
+	
+	
+	/**
+	 * Create parameters for qualifiedeID command
+	 * 
+	 * @param authBlockId
+	 * @param dataUrl
+	 * @param additionalReqParameters
+	 * @param x5cEnc
+	 * @return
+	 * @throws CertificateEncodingException
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createQualifiedeIDCommandParameters(String authBlockId,  String dataUrl, 
+			Map<String, String> additionalReqParameters, X509Certificate x5cEnc) throws CertificateEncodingException, SLCommandoBuildException {
+		JsonObject params = new JsonObject();
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_EID_AUTHBLOCKID, authBlockId, true);
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_EID_DATAURL, dataUrl, true);
+		addArrayOfStringElements(params, SL20Constants.SL20_COMMAND_PARAM_EID_ATTRIBUTES, additionalReqParameters);
+		addSingleCertificateElement(params, SL20Constants.SL20_COMMAND_PARAM_EID_X5CENC, x5cEnc, false);		
+		return params;
+
+	}
+	
+	/**
+	 * Create result for qualifiedeID command
+	 * 
+	 * @param idl
+	 * @param authBlock
+	 * @param ccsURL
+	 * @param LoA
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createQualifiedeIDCommandResult(byte[] idl, byte[] authBlock, String ccsURL, String LoA) throws SLCommandoBuildException {
+		JsonObject result = new JsonObject();
+		addSingleByteElement(result, SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_IDL, idl, true);
+		addSingleByteElement(result, SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_AUTHBLOCK, authBlock, true);
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_CCSURL, ccsURL, true);
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_LOA, LoA, true);
+		return result;
+		
+	}
+	
+	
+	/**
+	 * Create Binding-Key command parameters
+	 * 
+	 * @param kontoId
+	 * @param subjectName
+	 * @param keySize
+	 * @param keyAlg
+	 * @param policies
+	 * @param dataUrl
+	 * @param x5cVdaTrust
+	 * @param reqUserPassword
+	 * @param x5cEnc
+	 * @return
+	 * @throws SLCommandoBuildException
+	 * @throws CertificateEncodingException
+	 */
+	public static JsonObject createBindingKeyCommandParams(String kontoId, String subjectName, int keySize, String keyAlg, 
+			Map<String, String> policies, String dataUrl, X509Certificate x5cVdaTrust, Boolean reqUserPassword, X509Certificate x5cEnc) throws SLCommandoBuildException, CertificateEncodingException {
+		JsonObject params = new JsonObject();
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_KONTOID, kontoId, true);
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_SN, subjectName, true);
+		addSingleNumberElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_KEYLENGTH, keySize, true);
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_KEYALG, keyAlg, true);		
+		addArrayOfStringElements(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_POLICIES, policies);		
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_DATAURL, dataUrl, true);
+		addSingleCertificateElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_X5CVDATRUST, x5cVdaTrust, false);
+		addSingleBooleanElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_REQUESTUSERPASSWORD, reqUserPassword, false);
+		addSingleCertificateElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_X5CENC, x5cEnc, false);
+		return params;
+		
+	}
+	
+	/**
+	 * Create Binding-Key command result
+	 * 
+	 * @param appId
+	 * @param csr
+	 * @param attCert
+	 * @param password
+	 * @return
+	 * @throws SLCommandoBuildException
+	 * @throws CertificateEncodingException
+	 */
+	public static JsonObject createBindingKeyCommandResult(String appId, byte[] csr, X509Certificate attCert, byte[] password) throws SLCommandoBuildException, CertificateEncodingException {
+		JsonObject result = new JsonObject();
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_APPID, appId, true);
+		addSingleByteElement(result, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_CSR, csr, true);
+		addSingleCertificateElement(result, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_KEYATTESTATIONZERTIFICATE, attCert, false);
+		addSingleByteElement(result, SL20Constants.SL20_COMMAND_PARAM_BINDING_CREATE_RESULT_USERPASSWORD, password, false);		
+		return result;
+		
+	}
+	
+	/**
+	 * Create Store Binding-Certificate command parameters
+	 * 
+	 * @param cert
+	 * @param dataUrl
+	 * @return
+	 * @throws CertificateEncodingException
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createStoreBindingCertCommandParams(X509Certificate cert, String dataUrl) throws CertificateEncodingException, SLCommandoBuildException {
+		JsonObject params = new JsonObject();
+		addSingleCertificateElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_STORE_CERTIFICATE, cert, true);
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_BINDING_STORE_DATAURL, dataUrl, true);		
+		return params;
+		
+	}
+	
+	/**
+	 * Create Store Binding-Certificate command result
+	 * 
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createStoreBindingCertCommandSuccessResult() throws SLCommandoBuildException {
+		JsonObject result = new JsonObject();
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_BINDING_STORE_RESULT_SUCESS, 
+				SL20Constants.SL20_COMMAND_PARAM_BINDING_STORE_RESULT_SUCESS_VALUE, true);
+		return result;
+		
+	}
+	
+	
+	/**
+	 * Create idAndPassword command parameters
+	 * 
+	 * @param keyAlg
+	 * @param dataUrl
+	 * @param x5cEnc
+	 * @return
+	 * @throws SLCommandoBuildException
+	 * @throws CertificateEncodingException
+	 */
+	public static JsonObject createIdAndPasswordCommandParameters(String keyAlg, String dataUrl, X509Certificate x5cEnc) throws SLCommandoBuildException, CertificateEncodingException {
+		JsonObject params = new JsonObject();		
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_KEYALG, keyAlg, true);
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_DATAURL, dataUrl, true);
+		addSingleCertificateElement(params, SL20Constants.SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_X5CENC, x5cEnc, false);
+		return params;
+		
+	}
+	
+	/**
+	 * Create idAndPassword command result
+	 * 
+	 * @param kontoId
+	 * @param password
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createIdAndPasswordCommandResult(String kontoId, byte[] password) throws SLCommandoBuildException {
+		JsonObject result = new JsonObject();
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_RESULT_KONTOID, kontoId, true);
+		addSingleByteElement(result, SL20Constants.SL20_COMMAND_PARAM_AUTH_IDANDPASSWORD_RESULT_USERPASSWORD, password, true);		
+		return result;
+		
+	}
+	
+	/**
+	 * Create JWS Token Authentication command
+	 * 
+	 * @param nonce
+	 * @param dataUrl
+	 * @param displayData
+	 * @param displayUrl
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createJwsTokenAuthCommandParams(String nonce, String dataUrl, List<String> displayData, List<String> displayUrl) throws SLCommandoBuildException {
+		JsonObject params = new JsonObject();
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_AUTH_JWSTOKEN_NONCE, nonce, true);
+		addSingleStringElement(params, SL20Constants.SL20_COMMAND_PARAM_AUTH_JWSTOKEN_DATAURL, dataUrl, true);
+		addArrayOfStrings(params, SL20Constants.SL20_COMMAND_PARAM_AUTH_JWSTOKEN_DISPLAYDATA, displayData);
+		addArrayOfStrings(params, SL20Constants.SL20_COMMAND_PARAM_AUTH_JWSTOKEN_DISPLAYURL, displayUrl);		
+		return params;
+		
+	}
+	
+	/**
+	 * Create JWS Token Authentication command result
+	 * 
+	 * @param nonce
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createJwsTokenAuthCommandResult(String nonce) throws SLCommandoBuildException {
+		JsonObject result = new JsonObject();
+		addSingleStringElement(result, SL20Constants.SL20_COMMAND_PARAM_AUTH_JWSTOKEN_RESULT_NONCE, nonce, true);		
+		return result;
+		
+	}
+	
+	
+	/**
+	 * Create Generic Request Container
+	 * 
+	 * @param reqId
+	 * @param transactionId
+	 * @param payLoad
+	 * @param signedPayload
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static JsonObject createGenericRequest(String reqId, String transactionId, JsonElement payLoad, String signedPayload) throws SLCommandoBuildException {
+		JsonObject req = new JsonObject();
+		addSingleStringElement(req, SL20Constants.SL20_VERSION, SL20Constants.CURRENT_SL20_VERSION, true);
+		addSingleStringElement(req, SL20Constants.SL20_REQID, reqId, true);
+		addSingleStringElement(req, SL20Constants.SL20_TRANSACTIONID, transactionId, false);		
+		addOnlyOnceOfTwo(req, SL20Constants.SL20_PAYLOAD, SL20Constants.SL20_SIGNEDPAYLOAD, 
+				payLoad, signedPayload);		
+		return req;
+		
+	}
+	
+	/**
+	 * Create Generic Response Container
+	 * 
+	 * @param respId
+	 * @param inResponseTo
+	 * @param transactionId
+	 * @param payLoad
+	 * @param signedPayload
+	 * @return
+	 * @throws SLCommandoBuildException
+	 */
+	public static final JsonObject createGenericResponse(String respId, String inResponseTo, String transactionId, 
+			JsonElement payLoad, String signedPayload) throws SLCommandoBuildException {
+		
+		JsonObject req = new JsonObject();
+		addSingleStringElement(req, SL20Constants.SL20_VERSION, SL20Constants.CURRENT_SL20_VERSION, true);
+		addSingleStringElement(req, SL20Constants.SL20_RESPID, respId, true);
+		addSingleStringElement(req, SL20Constants.SL20_INRESPTO, inResponseTo, true);
+		addSingleStringElement(req, SL20Constants.SL20_TRANSACTIONID, transactionId, false);		
+		addOnlyOnceOfTwo(req, SL20Constants.SL20_PAYLOAD, SL20Constants.SL20_SIGNEDPAYLOAD, 
+				payLoad, signedPayload);		
+		return req;
+		
+	}
+	
+	/**
+	 * Add one element of two possible elements <br>
+	 * This method adds either the first element or the second element to parent JSON, but never both.  
+	 * 
+	 * @param parent Parent JSON element
+	 * @param firstKeyId first element Id
+	 * @param secondKeyId second element Id
+	 * @param first first element
+	 * @param second second element
+	 * @throws SLCommandoBuildException
+	 */
+	public static void addOnlyOnceOfTwo(JsonObject parent, String firstKeyId, String secondKeyId, JsonElement first, String second) throws SLCommandoBuildException {
+		if (first == null && (second == null  || second.isEmpty()))
+			throw new SLCommandoBuildException(firstKeyId + " and " + secondKeyId + " is NULL");
+		
+		else if (first != null && second != null)
+			throw new SLCommandoBuildException(firstKeyId + " and " + secondKeyId + " can not SET TWICE");
+		
+		else if (first != null)
+			parent.add(firstKeyId, first);
+		
+		else if (second != null && !second.isEmpty())
+			parent.addProperty(secondKeyId, second);
+		
+		else
+			throw new SLCommandoBuildException("Internal build error");
+	}
+	
+	
+	
+	//TODO!!!!
+	private static JsonObject createJsonSignedHeader(JsonSecurityUtils signer) throws SLCommandoBuildException {
+		JsonObject header = new JsonObject();
+		addSingleStringElement(header, SL20Constants.JSON_ALGORITHM, SL20Constants.JSON_ALGORITHM_SIGNING_RS256, true);
+		addSingleStringElement(header, SL20Constants.JSON_CONTENTTYPE, SL20Constants.SL20_CONTENTTYPE_SIGNED_COMMAND, true);		
+		addArrayOfStrings(header, SL20Constants.JSON_X509_CERTIFICATE, Arrays.asList(Constants.DUMMY_SIGNING_CERT));
+		
+		return header;
+	}
+	
+	//TODO!!!!
+	private static JsonObject createJsonEncryptionHeader(JsonSecurityUtils signer) throws SLCommandoBuildException {
+		JsonObject header = new JsonObject();
+		addSingleStringElement(header, SL20Constants.JSON_ALGORITHM, SL20Constants.JSON_ALGORITHM_ENC_KEY_RSAOAEP, true);
+		addSingleStringElement(header, SL20Constants.JSON_ENCRYPTION_PAYLOAD, SL20Constants.JSON_ALGORITHM_ENC_PAYLOAD_A128CBCHS256, true);
+		addSingleStringElement(header, SL20Constants.JSON_CONTENTTYPE, SL20Constants.SL20_CONTENTTYPE_ENCRYPTED_RESULT, true);		
+		addSingleStringElement(header, SL20Constants.JSON_X509_FINGERPRINT, Constants.DUMMY_SIGNING_CERT_FINGERPRINT, true);
+		
+		return header;
+	}
+	
+	//TODO!!!!
+	private static String createJsonSignedFooter(JsonSecurityUtils signer) {		
+		return "cC4hiUPoj9Eetdgtv3hF80EGrhuB__dzERat0XF9g2VtQgr9PJbu3XOiZj5RZmh7\n" + 
+				"  AAuHIm4Bh-0Qc_lF5YKt_O8W2Fp5jujGbds9uJdbF9CUAr7t1dnZcAcQjbKBYNX4\n" + 
+				"  BAynRFdiuB--f_nZLgrnbyTyWzO75vRK5h6xBArLIARNPvkSjtQBMHlb1L07Qe7K\n" + 
+				"  0GarZRmB_eSN9383LcOLn6_dO--xi12jzDwusC-eOkHWEsqtFZESc6BfI7noOPqv\n" + 
+				"  hJ1phCnvWh6IeYI2w9QOYEUipUTI8np6LbgGY9Fs98rqVt5AXLIhWkWywlVmtVrB\n" + 
+				"  p0igcN_IoypGlUPQGe77Rw";
+	}
+
+	
+	
+	private static void addArrayOfStrings(JsonObject parent, String keyId, List<String> values) throws SLCommandoBuildException {
+		validateParentAndKey(parent, keyId);		
+		if (values != null) {
+			JsonArray callReqParamsArray = new JsonArray();
+			parent.add(keyId, callReqParamsArray  );
+			for(String el : values)
+				callReqParamsArray.add(el);
+			
+		}
+	}
+	
+	
+	private static void addArrayOfStringElements(JsonObject parent, String keyId, Map<String, String> keyValuePairs) throws SLCommandoBuildException {
+		validateParentAndKey(parent, keyId);		
+		if (keyValuePairs != null) {			
+			JsonArray callReqParamsArray = new JsonArray();
+			parent.add(keyId, callReqParamsArray  );
+			
+			for(Entry<String, String> el : keyValuePairs.entrySet()) {
+				JsonObject callReqParams = new JsonObject();
+				//callReqParams.addProperty(SL20Constants.SL20_COMMAND_PARAM_GENERAL_REQPARAMETER_KEY, el.getKey());
+				//callReqParams.addProperty(SL20Constants.SL20_COMMAND_PARAM_GENERAL_REQPARAMETER_VALUE, el.getValue());
+				callReqParams.addProperty(el.getKey(), el.getValue());
+				callReqParamsArray.add(callReqParams);
+				
+			}
+		}
+	}
+	
+	private static void addSingleCertificateElement(JsonObject parent, String keyId, X509Certificate cert, boolean isRequired) throws CertificateEncodingException, SLCommandoBuildException {
+		if (cert != null)
+			addSingleByteElement(parent, keyId, cert.getEncoded(), isRequired);
+		
+		else if (isRequired)
+			throw new SLCommandoBuildException(keyId + " is marked as REQUIRED");
+		
+	}
+	
+	
+	
+	private static void addSingleByteElement(JsonObject parent, String keyId, byte[] value, boolean isRequired) throws SLCommandoBuildException {
+		validateParentAndKey(parent, keyId);
+		
+		if (isRequired && value == null)
+			throw new SLCommandoBuildException(keyId + " has NULL value");
+		
+		else if (value != null)
+			parent.addProperty(keyId, Base64.getEncoder().encodeToString(value));
+		
+	}
+	
+	private static void addSingleBooleanElement(JsonObject parent, String keyId, Boolean value, boolean isRequired) throws SLCommandoBuildException {
+		validateParentAndKey(parent, keyId);
+		
+		if (isRequired && value == null)
+			throw new SLCommandoBuildException(keyId + " has a NULL value");
+			
+		else if (value != null)
+			parent.addProperty(keyId, value);
+		
+	}
+	
+	private static void addSingleNumberElement(JsonObject parent, String keyId, Integer value, boolean isRequired) throws SLCommandoBuildException {
+		validateParentAndKey(parent, keyId);
+		
+		if (isRequired && value == null)
+			throw new SLCommandoBuildException(keyId + " has a NULL value");
+		
+		else if (value != null)
+			parent.addProperty(keyId, value);;
+		
+	}
+	
+	private static void addSingleStringElement(JsonObject parent, String keyId, String value, boolean isRequired) throws SLCommandoBuildException {
+		validateParentAndKey(parent, keyId);
+		
+		if (isRequired && (value == null || value.isEmpty()))
+			throw new SLCommandoBuildException(keyId + " has an empty value");
+		
+		else if (value != null && !value.isEmpty())
+			parent.addProperty(keyId, value);
+		
+	}
+	
+	private static void addSingleJSONElement(JsonObject parent, String keyId, JsonElement element, boolean isRequired) throws SLCommandoBuildException {
+		validateParentAndKey(parent, keyId);
+		
+		if (isRequired && element == null)
+			throw new SLCommandoBuildException("No commando name included");
+		
+		else if (element != null)
+			parent.add(keyId, element);
+		
+	}
+		
+	private static void addOnlyOnceOfTwo(JsonObject parent, String firstKeyId, String secondKeyId, JsonElement first, JsonElement second) throws SLCommandoBuildException {
+		if (first == null && second == null)
+			throw new SLCommandoBuildException(firstKeyId + " and " + secondKeyId + " is NULL");
+		
+		else if (first != null && second != null)
+			throw new SLCommandoBuildException(firstKeyId + " and " + secondKeyId + " can not SET TWICE");
+		
+		else if (first != null)
+			parent.add(firstKeyId, first);
+		
+		else if (second != null)
+			parent.add(secondKeyId, second);
+		
+		else
+			throw new SLCommandoBuildException("Internal build error");
+	}
+	
+	private static void validateParentAndKey(JsonObject parent, String keyId) throws SLCommandoBuildException {
+		if (parent == null)
+			throw new SLCommandoBuildException("NO parent JSON element");
+		
+		if (keyId == null || keyId.isEmpty())
+			throw new SLCommandoBuildException("NO JSON element identifier");
+	}
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java
new file mode 100644
index 000000000..e1444c95f
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java
@@ -0,0 +1,259 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20;
+
+import java.io.InputStreamReader;
+import java.net.URLDecoder;
+import java.util.Base64;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import org.apache.http.Header;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.utils.URIBuilder;
+import org.apache.log4j.Logger;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.data.VerificationResult;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20Exception;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoParserException;
+
+public class SL20JSONExtractorUtils {
+	private static final Logger log = Logger.getLogger(SL20JSONExtractorUtils.class);
+	
+	/**
+	 * Extract String value from JSON 
+	 * 
+	 * @param input
+	 * @param keyID
+	 * @param isRequired
+	 * @return
+	 * @throws SLCommandoParserException
+	 */
+	public static String getStringValue(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
+		try {
+			JsonElement internal = getAndCheck(input, keyID, isRequired);
+		
+			if (internal != null)
+				return internal.getAsString();
+			else
+				return null;
+			
+		} catch (SLCommandoParserException e) {
+			throw e;
+			
+		} catch (Exception e) {
+			throw new SLCommandoParserException("Can not extract String value with keyId: " + keyID, e);
+			
+		}		
+	}
+	
+	/**
+	 * Extract Boolean value from JSON 
+	 * 
+	 * @param input
+	 * @param keyID
+	 * @param isRequired
+	 * @return
+	 * @throws SLCommandoParserException
+	 */
+	public static boolean getBooleanValue(JsonObject input, String keyID, boolean isRequired, boolean defaultValue) throws SLCommandoParserException {
+		try {
+			JsonElement internal = getAndCheck(input, keyID, isRequired);
+				
+			if (internal != null)
+				return internal.getAsBoolean();
+			else
+				return defaultValue;
+			
+		} catch (SLCommandoParserException e) {
+			throw e;
+			
+		} catch (Exception e) {
+			throw new SLCommandoParserException("Can not extract Boolean value with keyId: " + keyID, e);
+			
+		}		
+	}
+	
+	/**
+	 * Extract JSONObject value from JSON 
+	 * 
+	 * @param input
+	 * @param keyID
+	 * @param isRequired
+	 * @return
+	 * @throws SLCommandoParserException
+	 */
+	public static JsonObject getJSONObjectValue(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
+		try {
+			JsonElement internal = getAndCheck(input, keyID, isRequired);
+				
+			if (internal != null)
+				return internal.getAsJsonObject();
+			else
+				return null;
+			
+		} catch (SLCommandoParserException e) {
+			throw e;
+			
+		} catch (Exception e) {
+			throw new SLCommandoParserException("Can not extract Boolean value with keyId: " + keyID, e);
+			
+		}		
+	}
+	
+	/**
+	 * Extract Map of Key/Value pairs from a JSON Array 
+	 * 
+	 * @param input
+	 * @param keyID
+	 * @param isRequired
+	 * @return
+	 * @throws SLCommandoParserException
+	 */
+	public static Map<String, String> getMapOfStringElements(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
+		JsonElement internal = getAndCheck(input, keyID, isRequired);
+		
+		Map<String, String> result = new HashMap<String, String>();
+				
+		if (internal != null) {
+			if (!internal.isJsonArray())
+				throw new SLCommandoParserException("JSON Element IS NOT a JSON array");
+
+			Iterator<JsonElement> arrayIterator = internal.getAsJsonArray().iterator();
+			while(arrayIterator.hasNext()) {
+				//JsonObject next = arrayIterator.next().getAsJsonObject();
+				//result.put(
+				//		next.get(SL20Constants.SL20_COMMAND_PARAM_GENERAL_REQPARAMETER_KEY).getAsString(), 
+				//		next.get(SL20Constants.SL20_COMMAND_PARAM_GENERAL_REQPARAMETER_VALUE).getAsString());
+				JsonElement next = arrayIterator.next();				
+				Iterator<Entry<String, JsonElement>> entry = next.getAsJsonObject().entrySet().iterator();
+				while (entry.hasNext()) {
+					Entry<String, JsonElement> el = entry.next();
+					if (result.containsKey(el.getKey()))
+						log.info("Attr. Map already contains Element with Key: " + el.getKey() + ". Overwrite element ... ");
+						
+					result.put(el.getKey(), el.getValue().getAsString());
+					
+				}				
+			}						
+		}
+		
+		return result;
+	}
+	
+	
+	public static JsonElement extractSL20Result(JsonObject command, JsonSecurityUtils encrypter, boolean mustBeEncrypted) throws SLCommandoParserException {
+		JsonElement result = command.get(SL20Constants.SL20_COMMAND_CONTAINER_RESULT);
+		JsonElement encryptedResult = command.get(SL20Constants.SL20_COMMAND_CONTAINER_ENCRYPTEDRESULT);
+		
+		if (result == null && encryptedResult == null)
+			throw new SLCommandoParserException("NO result OR encryptedResult FOUND.");		
+		
+		else if (result == null && encryptedResult == null) 
+			throw new SLCommandoParserException("result AND encryptedResultFOUND. Can not used twice");
+		
+		else if (encryptedResult == null && mustBeEncrypted)
+			throw new SLCommandoParserException("result MUST be signed.");
+		
+		else if (result != null)
+			return result;
+		
+		else if (encryptedResult != null) {
+			//TODO: Add correct signature validation			 
+			String[] signedPayload = encryptedResult.toString().split("\\.");
+			JsonElement payLoad = new JsonParser().parse(new String(Base64.getUrlDecoder().decode(signedPayload[1])));
+			return payLoad;
+			
+		} else
+			throw new SLCommandoParserException("Internal build error");
+		
+		
+	}
+		
+	/**
+	 * Extract payLoad from generic transport container
+	 * 
+	 * @param container
+	 * @param joseTools
+	 * @return
+	 * @throws SLCommandoParserException
+	 */
+	public static VerificationResult extractSL20PayLoad(JsonObject container, IJOSETools joseTools, boolean mustBeSigned) throws SL20Exception {
+		
+		JsonElement sl20Payload = container.get(SL20Constants.SL20_PAYLOAD);
+		JsonElement sl20SignedPayload = container.get(SL20Constants.SL20_SIGNEDPAYLOAD);
+		
+		if (mustBeSigned && joseTools == null)
+			throw new SLCommandoParserException("'joseTools' MUST be set if 'mustBeSigned' is 'true'");
+					
+		if (sl20Payload == null && sl20SignedPayload == null)
+			throw new SLCommandoParserException("NO payLoad OR signedPayload FOUND.");		
+		
+		else if (sl20Payload == null && sl20SignedPayload == null) 
+			throw new SLCommandoParserException("payLoad AND signedPayload FOUND. Can not used twice");
+		
+		else if (sl20SignedPayload == null && mustBeSigned)
+			throw new SLCommandoParserException("payLoad MUST be signed.");
+		
+		else if (sl20Payload != null)
+			return new VerificationResult(sl20Payload.getAsJsonObject());
+		
+		else if (sl20SignedPayload != null && sl20SignedPayload.isJsonPrimitive())
+			return joseTools.validateSignature(sl20SignedPayload.getAsString());
+			
+		else
+			throw new SLCommandoParserException("Internal build error");
+			
+		
+	}
+	
+	
+	/**
+	 * Extract generic transport container from httpResponse
+	 * 
+	 * @param httpResp
+	 * @return
+	 * @throws SLCommandoParserException
+	 */
+	public static JsonObject getSL20ContainerFromResponse(HttpResponse httpResp) throws SLCommandoParserException {
+		try {
+			JsonObject sl20Resp = null;
+			if (httpResp.getStatusLine().getStatusCode() == 307) {
+				Header[] locationHeader = httpResp.getHeaders("Location");
+				if (locationHeader == null)
+					throw new SLCommandoParserException("Find Redirect statuscode but not Location header");
+			
+				String sl20RespString = new URIBuilder(locationHeader[0].getValue()).getQueryParams().get(0).getValue();
+				sl20Resp = new JsonParser().parse(URLDecoder.decode(sl20RespString)).getAsJsonObject();
+			
+			} else if (httpResp.getStatusLine().getStatusCode() == 200) {
+				if (!httpResp.getEntity().getContentType().getValue().equals("application/json;charset=UTF-8"))
+					throw new SLCommandoParserException("SL20 response with a wrong ContentType: " + httpResp.getEntity().getContentType().getValue());
+					
+				sl20Resp = new JsonParser().parse(new InputStreamReader(httpResp.getEntity().getContent())).getAsJsonObject();
+		
+			} else
+				throw new SLCommandoParserException("SL20 response with http-code: " + httpResp.getStatusLine().getStatusCode());
+				
+			return sl20Resp;
+			
+		} catch (Exception e) {
+			throw new SLCommandoParserException("SL20 response parsing FAILED! Reason: " + e.getMessage(), e);
+			
+		}		
+	}
+	
+	private static JsonElement getAndCheck(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
+		JsonElement internal = input.get(keyID);
+		
+		if (internal == null && isRequired) 
+			throw new SLCommandoParserException("REQUIRED Element with keyId: " + keyID + " does not exist");
+		
+		return internal;
+		
+	}
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/tasks/CreateQualeIDRequestTask.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/tasks/CreateQualeIDRequestTask.java
new file mode 100644
index 000000000..1e15e893e
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/tasks/CreateQualeIDRequestTask.java
@@ -0,0 +1,176 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.tasks;
+
+import java.io.StringWriter;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+
+import javax.net.ssl.SSLSocketFactory;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.NameValuePair;
+import org.apache.http.client.entity.UrlEncodedFormEntity;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.client.utils.URIBuilder;
+import org.apache.http.entity.ContentType;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.message.BasicNameValuePair;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.google.gson.JsonObject;
+
+import at.gv.egovernment.moa.id.advancedlogging.TransactionIDUtils;
+import at.gv.egovernment.moa.id.auth.builder.DataURLBuilder;
+import at.gv.egovernment.moa.id.auth.modules.AbstractAuthServletTask;
+import at.gv.egovernment.moa.id.auth.modules.TaskExecutionException;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.Constants;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.data.VerificationResult;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20Exception;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.IJOSETools;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20Constants;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20HttpBindingUtils;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20JSONBuilderUtils;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20JSONExtractorUtils;
+import at.gv.egovernment.moa.id.commons.api.AuthConfiguration;
+import at.gv.egovernment.moa.id.commons.api.IOAAuthParameters;
+import at.gv.egovernment.moa.id.commons.api.exceptions.MOAIDException;
+import at.gv.egovernment.moa.id.commons.utils.HttpClientWithProxySupport;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.util.SSLUtils;
+import at.gv.egovernment.moa.util.MiscUtil;
+import at.gv.egovernment.moaspss.logging.Logger;
+
+@Component("CreateQualeIDRequestTask")
+public class CreateQualeIDRequestTask extends AbstractAuthServletTask {
+
+	@Autowired(required=true) private IJOSETools joseTools;
+	
+	@Override
+	public void execute(ExecutionContext executionContext, HttpServletRequest request, HttpServletResponse response)
+			throws TaskExecutionException {
+			
+			Logger.debug("Starting SL2.0 authentication process .... ");
+
+			try {
+				//get service-provider configuration
+				IOAAuthParameters oaConfig = pendingReq.getOnlineApplicationConfiguration();
+				
+				//get basic configuration parameters
+				String vdaQualeIDUrl = authConfig.getBasicMOAIDConfiguration(Constants.CONFIG_PROP_VDA_ENDPOINT_QUALeID);				
+				if (MiscUtil.isEmpty(vdaQualeIDUrl)) {
+					Logger.error("NO VDA URL for qualified eID (" + Constants.CONFIG_PROP_VDA_ENDPOINT_QUALeID + ")");
+					throw new SL20Exception("sl20.03", new Object[]{"NO VDA URL for qualified eID"});
+					
+				}
+				
+				String authBlockId = authConfig.getBasicMOAIDConfiguration(Constants.CONFIG_PROP_VDA_AUTHBLOCK_ID);
+				if (MiscUtil.isEmpty(authBlockId)) {
+					Logger.error("NO AuthBlock Template identifier for qualified eID (" + Constants.CONFIG_PROP_VDA_AUTHBLOCK_ID + ")");
+					throw new SL20Exception("sl20.03", new Object[]{"NO AuthBlock Template identifier for qualified eID"});
+					
+				}
+				
+				//build DataURL for qualified eID response
+				String dataURL = new DataURLBuilder().buildDataURL(
+						pendingReq.getAuthURL(), Constants.HTTP_ENDPOINT_DATAURL, pendingReq.getRequestID());
+//				String dataURL = new DataURLBuilder().buildDataURL(
+//						"http://labda.iaik.tugraz.at:8080/moa-id-auth/", Constants.HTTP_ENDPOINT_DATAURL, pendingReq.getRequestID());
+				
+				//build qualifiedeID command
+				Map<String, String> qualifiedeIDParams = new HashMap<String, String>();
+				qualifiedeIDParams.put(SL20Constants.SL20_COMMAND_PARAM_EID_ATTRIBUTES_SPUNIQUEID, oaConfig.getPublicURLPrefix());
+				qualifiedeIDParams.put(SL20Constants.SL20_COMMAND_PARAM_EID_ATTRIBUTES_SPFRIENDLYNAME, oaConfig.getFriendlyName());			
+				//qualifiedeIDParams.put(SL20Constants.SL20_COMMAND_PARAM_EID_ATTRIBUTES_MANDATEREFVALUE, UUID.randomUUID().toString());
+
+				JsonObject qualeIDCommandParams = SL20JSONBuilderUtils.createQualifiedeIDCommandParameters(
+						authBlockId, 
+						dataURL, 
+						qualifiedeIDParams, 
+						joseTools.getEncryptionCertificate());
+								
+				String qualeIDReqId = UUID.randomUUID().toString();
+				String signedQualeIDCommand = SL20JSONBuilderUtils.createSignedCommand(SL20Constants.SL20_COMMAND_IDENTIFIER_QUALIFIEDEID, qualeIDCommandParams, joseTools);
+				JsonObject sl20Req = SL20JSONBuilderUtils.createGenericRequest(qualeIDReqId, null, null, signedQualeIDCommand);
+								
+				//open http client
+				SSLSocketFactory sslFactory = SSLUtils.getSSLSocketFactory(
+						authConfig,
+						vdaQualeIDUrl);
+				CloseableHttpClient httpClient = HttpClientWithProxySupport.getHttpClient(
+						sslFactory,
+						authConfig.getBasicMOAIDConfigurationBoolean(AuthConfiguration.PROP_KEY_OVS_SSL_HOSTNAME_VALIDATION, true));
+				
+				//build post request
+				HttpPost httpReq = new HttpPost(new URIBuilder(vdaQualeIDUrl).build());								
+				httpReq.addHeader(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE, SL20Constants.HTTP_HEADER_VALUE_NATIVE);
+				List<NameValuePair> parameters = new ArrayList<NameValuePair>();;
+				parameters.add(new BasicNameValuePair(SL20Constants.PARAM_SL20_REQ_COMMAND_PARAM, sl20Req.toString()));
+				httpReq.setEntity(new UrlEncodedFormEntity(parameters ));				
+				
+				//request VDA
+				HttpResponse httpResp = httpClient.execute(httpReq);
+								
+				//parse response
+				Logger.info("Receive response from VDA ... ");
+				JsonObject sl20Resp = SL20JSONExtractorUtils.getSL20ContainerFromResponse(httpResp);
+				VerificationResult respPayloadContainer = SL20JSONExtractorUtils.extractSL20PayLoad(sl20Resp, null, false);
+				
+				if (respPayloadContainer.isValidSigned() == null) {
+					Logger.debug("Receive unsigned payLoad from VDA");
+					
+				}
+				
+				JsonObject respPayload = respPayloadContainer.getPayload();
+				if (respPayload.get(SL20Constants.SL20_COMMAND_CONTAINER_NAME).getAsString()
+						.equals(SL20Constants.SL20_COMMAND_IDENTIFIER_REDIRECT)) {
+					Logger.debug("Find 'redirect' command in VDA response ... ");									
+					JsonObject params = SL20JSONExtractorUtils.getJSONObjectValue(respPayload, SL20Constants.SL20_COMMAND_CONTAINER_PARAMS, true);					
+					String redirectURL = SL20JSONExtractorUtils.getStringValue(params, SL20Constants.SL20_COMMAND_PARAM_GENERAL_REDIRECT_URL, true);									
+					JsonObject command = SL20JSONExtractorUtils.getJSONObjectValue(params, SL20Constants.SL20_COMMAND_PARAM_GENERAL_REDIRECT_COMMAND, false);
+					String signedCommand = SL20JSONExtractorUtils.getStringValue(params, SL20Constants.SL20_COMMAND_PARAM_GENERAL_REDIRECT_SIGNEDCOMMAND, false);					
+
+					//create forward SL2.0 command
+					JsonObject sl20Forward = sl20Resp.deepCopy().getAsJsonObject();
+					SL20JSONBuilderUtils.addOnlyOnceOfTwo(sl20Forward, 
+							SL20Constants.SL20_PAYLOAD, SL20Constants.SL20_SIGNEDPAYLOAD, 
+							command, signedCommand);
+										
+					//store pending request
+					pendingReq.setGenericDataToSession(Constants.PENDING_REQ_STORAGE_PREFIX + SL20Constants.SL20_REQID, 
+							qualeIDReqId);
+					requestStoreage.storePendingRequest(pendingReq);
+
+					//forward SL2.0 command
+					SL20HttpBindingUtils.writeIntoResponse(request, response, sl20Forward, redirectURL);
+													
+				} else {
+					//TODO: update to add error handling
+					Logger.warn("Received an unrecognized command: " + respPayload.get(SL20Constants.SL20_COMMAND_CONTAINER_NAME).getAsString());
+				
+				}
+				
+				
+			} catch (MOAIDException  e) {
+				throw new TaskExecutionException(pendingReq, "SL2.0 Authentication FAILED. Msg: " + e.getMessage(), e);
+				
+			} catch (Exception e) {
+				Logger.warn("SL2.0 Authentication FAILED with a generic error.", e);
+				throw new TaskExecutionException(pendingReq, e.getMessage(), e);
+				
+			} finally {				
+				TransactionIDUtils.removeTransactionId();
+				TransactionIDUtils.removeSessionId();
+				
+			}
+			
+			
+
+		
+	}
+
+}
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/tasks/ReceiveQualeIDTask.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/tasks/ReceiveQualeIDTask.java
new file mode 100644
index 000000000..6d2163ff1
--- /dev/null
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/tasks/ReceiveQualeIDTask.java
@@ -0,0 +1,228 @@
+package at.gv.egovernment.moa.id.auth.modules.sl20_auth.tasks;
+
+import java.io.ByteArrayInputStream;
+import java.io.StringWriter;
+import java.security.cert.X509Certificate;
+import java.util.Calendar;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.http.entity.ContentType;
+import org.jose4j.keys.X509Util;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import com.google.gson.JsonSyntaxException;
+
+import at.gv.egovernment.moa.id.advancedlogging.TransactionIDUtils;
+import at.gv.egovernment.moa.id.auth.builder.DataURLBuilder;
+import at.gv.egovernment.moa.id.auth.modules.AbstractAuthServletTask;
+import at.gv.egovernment.moa.id.auth.modules.TaskExecutionException;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.Constants;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.data.VerificationResult;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20Exception;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20SecurityException;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoParserException;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.IJOSETools;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20Constants;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20JSONBuilderUtils;
+import at.gv.egovernment.moa.id.auth.modules.sl20_auth.sl20.SL20JSONExtractorUtils;
+import at.gv.egovernment.moa.id.auth.parser.IdentityLinkAssertionParser;
+import at.gv.egovernment.moa.id.commons.MOAIDAuthConstants;
+import at.gv.egovernment.moa.id.commons.api.exceptions.MOAIDException;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.protocols.AbstractAuthProtocolModulController;
+import at.gv.egovernment.moa.util.Base64Utils;
+import at.gv.egovernment.moa.util.DateTimeUtils;
+import at.gv.egovernment.moa.util.MiscUtil;
+import at.gv.egovernment.moaspss.logging.Logger;
+import iaik.esi.sva.util.X509Utils;
+import iaik.utils.Util;
+
+@Component("ReceiveQualeIDTask")
+public class ReceiveQualeIDTask extends AbstractAuthServletTask {
+
+	@Autowired(required=true) private IJOSETools joseTools;
+	
+	@Override
+	public void execute(ExecutionContext executionContext, HttpServletRequest request, HttpServletResponse response)
+			throws TaskExecutionException {
+		
+		Logger.debug("Receiving SL2.0 response process .... ");
+		try {
+			//get SL2.0 command or result from HTTP request
+			Map<String, String> reqParams = getParameters(request);
+			String sl20Result = reqParams.get(SL20Constants.PARAM_SL20_REQ_COMMAND_PARAM); 			
+			if (MiscUtil.isEmpty(sl20Result)) {
+				Logger.info("NO SL2.0 commando or result FOUND.");
+				throw new SL20Exception("sl20.04", null);
+				
+			}
+			
+			
+			//parse SL2.0 command/result into JSON
+			JsonObject sl20ReqObj = null;
+			try {
+				JsonParser jsonParser = new JsonParser();
+				JsonElement sl20Req = jsonParser.parse(sl20Result);
+				sl20ReqObj = sl20Req.getAsJsonObject();
+				
+			} catch (JsonSyntaxException e) {
+				Logger.warn("SL2.0 command or result is NOT valid JSON.", e);
+				Logger.debug("SL2.0 msg: " + sl20Result);
+				throw new SL20Exception("sl20.02", new Object[]{"SL2.0 command or result is NOT valid JSON."}, e);
+				
+			}
+			
+			//validate reqId with inResponseTo 
+			String sl20ReqId = pendingReq.getGenericData(Constants.PENDING_REQ_STORAGE_PREFIX + SL20Constants.SL20_REQID, String.class);
+			String inRespTo = SL20JSONExtractorUtils.getStringValue(sl20ReqObj, SL20Constants.SL20_INRESPTO, true);
+			if (sl20ReqId == null || !sl20ReqId.equals(inRespTo)) {
+				Logger.info("SL20 'reqId': " + sl20ReqId + " does NOT match to 'inResponseTo':" + inRespTo);
+				throw new SL20SecurityException("SL20 'reqId': " + sl20ReqId + " does NOT match to 'inResponseTo':" + inRespTo);
+			}
+			
+			
+			//validate signature
+			//TODO:
+			VerificationResult payLoadContainer = SL20JSONExtractorUtils.extractSL20PayLoad(sl20ReqObj, joseTools, true);
+			if (payLoadContainer.isValidSigned() == null || 
+					!payLoadContainer.isValidSigned()) {
+				Logger.info("SL20 result from VDA was not valid signed");
+				throw new SL20SecurityException(new Object[]{"Signature on SL20 result NOT valid."});
+				
+			}
+			
+			//TODO validate certificate
+			List<X509Certificate> sigCertChain = payLoadContainer.getCertChain();
+			
+			//extract payloaf
+			JsonObject payLoad = payLoadContainer.getPayload();
+			
+			//check response type
+			if (SL20JSONExtractorUtils.getStringValue(
+					payLoad, SL20Constants.SL20_COMMAND_CONTAINER_NAME, true)
+						.equals(SL20Constants.SL20_COMMAND_IDENTIFIER_QUALIFIEDEID)) {
+				Logger.debug("Find " + SL20Constants.SL20_COMMAND_IDENTIFIER_QUALIFIEDEID + " result .... ");
+				
+				
+				//TODO: add decryption
+				JsonElement qualeIDResult = SL20JSONExtractorUtils.extractSL20Result(payLoad, null, false);
+				
+				
+				//extract attributes from result
+				String idlB64 = SL20JSONExtractorUtils.getStringValue(qualeIDResult.getAsJsonObject(), 
+										SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_IDL, true);
+				String authBlockB64 = SL20JSONExtractorUtils.getStringValue(qualeIDResult.getAsJsonObject(), 
+						SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_AUTHBLOCK, true);
+				String ccsURL = SL20JSONExtractorUtils.getStringValue(qualeIDResult.getAsJsonObject(), 
+						SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_CCSURL, true);
+				String LoA = SL20JSONExtractorUtils.getStringValue(qualeIDResult.getAsJsonObject(), 
+						SL20Constants.SL20_COMMAND_PARAM_EID_RESULT_LOA, true);
+				
+				
+				//TODO: validate results
+				
+				
+				//add into session
+				defaultTaskInitialization(request, executionContext);
+				moasession.setIdentityLink(new IdentityLinkAssertionParser(new ByteArrayInputStream(Base64Utils.decode(idlB64, false))).parseIdentityLink());
+				moasession.setBkuURL(ccsURL);
+				//TODO: from AuthBlock
+				moasession.setIssueInstant(DateTimeUtils.buildDateTimeUTC(Calendar.getInstance()));
+				moasession.setQAALevel(LoA);
+				
+				//mark as authenticated
+				moasession.setAuthenticated(true);
+				pendingReq.setAuthenticated(true);
+								
+				//store pending request
+				requestStoreage.storePendingRequest(pendingReq);
+								
+				//create response 
+				Map<String, String> reqParameters = new HashMap<String, String>();
+				reqParameters.put(MOAIDAuthConstants.PARAM_TARGET_PENDINGREQUESTID, pendingReq.getRequestID());
+				JsonObject callReqParams = SL20JSONBuilderUtils.createCallCommandParameters(
+						new DataURLBuilder().buildDataURL(pendingReq.getAuthURL(), AbstractAuthProtocolModulController.FINALIZEPROTOCOL_ENDPOINT, null), 
+						SL20Constants.SL20_COMMAND_PARAM_GENERAL_CALL_METHOD_GET, 
+						false, 
+						reqParameters);
+				JsonObject callCommand = SL20JSONBuilderUtils.createCommand(SL20Constants.SL20_COMMAND_IDENTIFIER_CALL, callReqParams);
+				
+				//build first redirect command for app
+				JsonObject redirectOneParams = SL20JSONBuilderUtils.createRedirectCommandParameters("", callCommand, null, true);
+				JsonObject redirectOneCommand = SL20JSONBuilderUtils.createCommand(SL20Constants.SL20_COMMAND_IDENTIFIER_REDIRECT, redirectOneParams);
+								
+				//build second redirect command for IDP
+				JsonObject redirectTwoParams = SL20JSONBuilderUtils.createRedirectCommandParameters(
+						new DataURLBuilder().buildDataURL(pendingReq.getAuthURL(), AbstractAuthProtocolModulController.FINALIZEPROTOCOL_ENDPOINT, null), 
+						redirectOneCommand, null, true);
+				JsonObject redirectTwoCommand = SL20JSONBuilderUtils.createCommand(SL20Constants.SL20_COMMAND_IDENTIFIER_REDIRECT, redirectTwoParams);
+				
+				//build generic SL2.0 response container								
+				String transactionId = SL20JSONExtractorUtils.getStringValue(sl20ReqObj, SL20Constants.SL20_TRANSACTIONID, false);
+				JsonObject respContainer = SL20JSONBuilderUtils.createGenericRequest(
+						UUID.randomUUID().toString(), 
+						transactionId, 
+						redirectTwoCommand, 
+						null); 
+				
+				if (request.getHeader(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE) != null && 
+						request.getHeader(SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE).equals(SL20Constants.HTTP_HEADER_VALUE_NATIVE)) {					
+					Logger.debug("Client request containts 'native client' header ... ");												
+					StringWriter writer = new StringWriter();
+					writer.write(respContainer.toString());						
+					final byte[] content = writer.toString().getBytes("UTF-8");
+					response.setStatus(HttpServletResponse.SC_OK);
+					response.setContentLength(content.length);
+					response.setContentType(ContentType.APPLICATION_JSON.toString());						
+					response.getOutputStream().write(content);
+					
+					
+				} else {
+					Logger.info("SL2.0 DataURL communication needs http header: '" + SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE + "'");
+					throw new SL20Exception("sl20.06", 
+							new Object[] {"SL2.0 DataURL communication needs http header: '" + SL20Constants.HTTP_HEADER_SL20_CLIENT_TYPE + "'"});
+					
+				}
+												
+			} else {
+				Logger.info("SL20 response is NOT a " + SL20Constants.SL20_COMMAND_IDENTIFIER_QUALIFIEDEID + " result");
+				throw new SLCommandoParserException("SL20 response is NOT a " + SL20Constants.SL20_COMMAND_IDENTIFIER_QUALIFIEDEID + " result");
+			}
+			
+			
+		} catch (MOAIDException  e) {
+			Logger.warn("ERROR:", e);
+			throw new TaskExecutionException(pendingReq, "SL2.0 Authentication FAILED. Msg: " + e.getMessage(), e);
+			
+		} catch (Exception e) {
+			Logger.warn("ERROR:", e);
+			Logger.warn("SL2.0 Authentication FAILED with a generic error.", e);
+			throw new TaskExecutionException(pendingReq, e.getMessage(), e);
+			
+		} finally {				
+			TransactionIDUtils.removeTransactionId();
+			TransactionIDUtils.removeSessionId();
+			
+		}
+	}
+
+	
+	private JsonObject createRedirectCommand() {
+		
+		
+		return null;
+		
+		
+	}
+	
+}