1 files changed, 7 insertions, 0 deletions
diff --git a/bkucommon/src/main/java/at/gv/egiz/bku/accesscontroller/AuthenticationClassifier.java b/bkucommon/src/main/java/at/gv/egiz/bku/accesscontroller/AuthenticationClassifier.java
index 204513e0..78fb8ed5 100644
--- a/bkucommon/src/main/java/at/gv/egiz/bku/accesscontroller/AuthenticationClassifier.java
+++ b/bkucommon/src/main/java/at/gv/egiz/bku/accesscontroller/AuthenticationClassifier.java
@@ -34,6 +34,8 @@ public class AuthenticationClassifier {
 	private static AuthenticationClassifier instance = new AuthenticationClassifier();
 	private final static String GOV_DOMAIN = ".gv.at";
 
+	private final Logger log = LoggerFactory.getLogger(AuthenticationClassifier.class);
+	
 	private AuthenticationClassifier() {
 	}
 
@@ -80,6 +82,11 @@ public class AuthenticationClassifier {
 			URL url, X509Certificate cert) {
 		if (isDataUrl) {
 			if (url.getProtocol().equalsIgnoreCase("https")) {
+  			    if (cert == null) {
+  			      log.warn("HTTPS connection does not provide certificate. " +
+  			      		"Therefore, assuming authentication class '" + PSEUDO_ANONYMOUS + "'.");
+  			      return PSEUDO_ANONYMOUS;
+  			    }
 				if (isGovAgency(cert)) {
 					return CERTIFIED_GOV_AGENCY;
 				}