1 files changed, 8 insertions, 4 deletions
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/builder/attributes/EIDSignerCertificate.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/builder/attributes/EIDSignerCertificate.java
index 2f18c78e2..7c2207d1d 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/builder/attributes/EIDSignerCertificate.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/builder/attributes/EIDSignerCertificate.java
@@ -31,6 +31,7 @@ import at.gv.egiz.eaaf.core.api.idp.IPVPAttributeBuilder;
 import at.gv.egiz.eaaf.core.api.idp.ISPConfiguration;
 import at.gv.egiz.eaaf.core.exceptions.AttributeBuilderException;
 import at.gv.egiz.eaaf.core.exceptions.UnavailableAttributeException;
+import at.gv.egovernment.moa.id.data.IMOAAuthData;
 import at.gv.egovernment.moa.logging.Logger;
 
 public class EIDSignerCertificate implements IPVPAttributeBuilder {
@@ -43,11 +44,14 @@ public class EIDSignerCertificate implements IPVPAttributeBuilder {
 			IAttributeGenerator<ATT> g) throws AttributeBuilderException {
 		
 		try {
-			byte[] signerCertificate = authData.getSignerCertificate();
-			if (signerCertificate != null) {
-				return g.buildStringAttribute(EID_SIGNER_CERTIFICATE_FRIENDLY_NAME, EID_SIGNER_CERTIFICATE_NAME, 
+			if (authData instanceof IMOAAuthData) {
+				byte[] signerCertificate = ((IMOAAuthData)authData).getSignerCertificate();
+				if (signerCertificate != null) {
+					return g.buildStringAttribute(EID_SIGNER_CERTIFICATE_FRIENDLY_NAME, EID_SIGNER_CERTIFICATE_NAME, 
 						Base64Utils.encodeToString(signerCertificate));
-			}
+				}
+			} else
+				Logger.info(EID_SIGNER_CERTIFICATE_FRIENDLY_NAME + " is only available in MOA-ID context");
 			
 		}catch (Exception e) {
 			Logger.info("Signer certificate BASE64 encoding error");