diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/MoodleUtils.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/MoodleUtils.java
index 66b71da56..d6d83a39a 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/MoodleUtils.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/MoodleUtils.java
@@ -105,7 +105,7 @@ public static String getShortname(final String internalQuizId) {
         return shortName.equals(Constants.EMPTY_NOTE) ? null : unmaskShortName(shortName);
     }
 
-    public static final String getIdnumber(final String internalQuizId) {
+    public static String getIdnumber(final String internalQuizId) {
         if (StringUtils.isBlank(internalQuizId)) {
             return null;
         }
@@ -118,6 +118,67 @@ public static final String getIdnumber(final String internalQuizId) {
         return idNumber.equals(Constants.EMPTY_NOTE) ? null : idNumber;
     }
 
+    public static String getDisplayName(
+            final String firstname,
+            final String lastname,
+            final String fullname,
+            final String sessionId) {
+
+        if (StringUtils.isNotBlank(firstname) && StringUtils.isNotBlank(lastname)) {
+            return lastname + Constants.SPACE + firstname;
+        } else if (StringUtils.isNotBlank(lastname) && StringUtils.isNotBlank(fullname)) {
+            return lastname + Constants.SPACE + fullname;
+        } else if (StringUtils.isNotBlank(fullname)) {
+            return fullname;
+        } else {
+            return sessionId;
+        }
+    }
+
+    public static Map<String, String> getMoodleAccountDetails(final MoodleUserDetails[] userDetails) {
+        final Map<String, String> additionalAttributes = new HashMap<>();
+        if (userDetails[0].firstname != null) {
+            additionalAttributes.put("firstname", userDetails[0].firstname);
+        }
+        if (userDetails[0].lastname != null) {
+            additionalAttributes.put("lastname", userDetails[0].lastname);
+        }
+        if (userDetails[0].firstaccess != null) {
+            additionalAttributes.put("firstaccess", String.valueOf(userDetails[0].firstaccess));
+        }
+        if (userDetails[0].lastaccess != null) {
+            additionalAttributes.put("lastaccess", String.valueOf(userDetails[0].lastaccess));
+        }
+        if (userDetails[0].auth != null) {
+            additionalAttributes.put("auth", userDetails[0].auth);
+        }
+        if (userDetails[0].suspended != null) {
+            additionalAttributes.put("suspended", String.valueOf(userDetails[0].suspended));
+        }
+        if (userDetails[0].confirmed != null) {
+            additionalAttributes.put("confirmed", String.valueOf(userDetails[0].confirmed));
+        }
+        if (userDetails[0].lang != null) {
+            additionalAttributes.put("lang", userDetails[0].lang);
+        }
+        if (userDetails[0].theme != null) {
+            additionalAttributes.put("theme", userDetails[0].theme);
+        }
+        if (userDetails[0].timezone != null) {
+            additionalAttributes.put("timezone", userDetails[0].timezone);
+        }
+        if (userDetails[0].description != null) {
+            additionalAttributes.put("description", userDetails[0].description);
+        }
+        if (userDetails[0].mailformat != null) {
+            additionalAttributes.put("mailformat", String.valueOf(userDetails[0].mailformat));
+        }
+        if (userDetails[0].descriptionformat != null) {
+            additionalAttributes.put("descriptionformat", String.valueOf(userDetails[0].descriptionformat));
+        }
+        return additionalAttributes;
+    }
+
     public static void logMoodleWarning(
             final Collection<Warning> warnings,
             final String lmsSetupName,
diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccess.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccess.java
index f7a1d3605..f37e62e7d 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccess.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccess.java
@@ -403,24 +403,14 @@ public Result<ExamineeAccountDetails> getExamineeAccountDetails(final String exa
                 throw new RuntimeException("No user details on Moodle API request");
             }
 
-            final Map<String, String> additionalAttributes = new HashMap<>();
-            additionalAttributes.put("firstname", userDetails[0].firstname);
-            additionalAttributes.put("lastname", userDetails[0].lastname);
-            additionalAttributes.put("department", userDetails[0].department);
-            additionalAttributes.put("firstaccess", String.valueOf(userDetails[0].firstaccess));
-            additionalAttributes.put("lastaccess", String.valueOf(userDetails[0].lastaccess));
-            additionalAttributes.put("auth", userDetails[0].auth);
-            additionalAttributes.put("suspended", String.valueOf(userDetails[0].suspended));
-            additionalAttributes.put("confirmed", String.valueOf(userDetails[0].confirmed));
-            additionalAttributes.put("lang", userDetails[0].lang);
-            additionalAttributes.put("theme", userDetails[0].theme);
-            additionalAttributes.put("timezone", userDetails[0].timezone);
-            additionalAttributes.put("description", userDetails[0].description);
-            additionalAttributes.put("mailformat", String.valueOf(userDetails[0].mailformat));
-            additionalAttributes.put("descriptionformat", String.valueOf(userDetails[0].descriptionformat));
+            final Map<String, String> additionalAttributes = MoodleUtils.getMoodleAccountDetails(userDetails);
             return new ExamineeAccountDetails(
                     userDetails[0].id,
-                    userDetails[0].lastname +  " " + userDetails[0].firstname,
+                    MoodleUtils.getDisplayName(
+                            userDetails[0].firstname,
+                            userDetails[0].lastname,
+                            userDetails[0].fullname,
+                            examineeSessionId),
                     userDetails[0].username,
                     userDetails[0].email,
                     additionalAttributes);
diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccess.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccess.java
index ae95c0348..c6bce011e 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccess.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccess.java
@@ -339,24 +339,14 @@ public Result<ExamineeAccountDetails> getExamineeAccountDetails(final String exa
                 throw new RuntimeException("No user details on Moodle API request");
             }
 
-            final Map<String, String> additionalAttributes = new HashMap<>();
-            additionalAttributes.put("firstname", userDetails[0].firstname);
-            additionalAttributes.put("lastname", userDetails[0].lastname);
-            additionalAttributes.put("department", userDetails[0].department);
-            additionalAttributes.put("firstaccess", String.valueOf(userDetails[0].firstaccess));
-            additionalAttributes.put("lastaccess", String.valueOf(userDetails[0].lastaccess));
-            additionalAttributes.put("auth", userDetails[0].auth);
-            additionalAttributes.put("suspended", String.valueOf(userDetails[0].suspended));
-            additionalAttributes.put("confirmed", String.valueOf(userDetails[0].confirmed));
-            additionalAttributes.put("lang", userDetails[0].lang);
-            additionalAttributes.put("theme", userDetails[0].theme);
-            additionalAttributes.put("timezone", userDetails[0].timezone);
-            additionalAttributes.put("description", userDetails[0].description);
-            additionalAttributes.put("mailformat", String.valueOf(userDetails[0].mailformat));
-            additionalAttributes.put("descriptionformat", String.valueOf(userDetails[0].descriptionformat));
+            final Map<String, String> additionalAttributes = MoodleUtils.getMoodleAccountDetails(userDetails);
             return new ExamineeAccountDetails(
                     userDetails[0].id,
-                    userDetails[0].lastname +  " " + userDetails[0].firstname,
+                    MoodleUtils.getDisplayName(
+                            userDetails[0].firstname,
+                            userDetails[0].lastname,
+                            userDetails[0].fullname,
+                            examineeSessionId),
                     userDetails[0].username,
                     userDetails[0].email,
                     additionalAttributes);
diff --git a/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccessTest.java b/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccessTest.java
index 37705291b..10641e2d5 100644
--- a/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccessTest.java
+++ b/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/legacy/MoodleCourseAccessTest.java
@@ -103,19 +103,18 @@ public void testGetExamineeAccountDetails() {
         assertEquals("user1 seb", userDetails.name);
         assertEquals("demo1@safeexambrowser.org", userDetails.email);
         assertEquals(
-                "{auth=manual, "
-                        + "confirmed=true, "
-                        + "department=, "
-                        + "description=, "
-                        + "descriptionformat=1, "
-                        + "firstaccess=1523400731, "
-                        + "firstname=seb, "
-                        + "lang=en, "
-                        + "lastaccess=1596457337, "
-                        + "lastname=user1, "
-                        + "mailformat=1, "
-                        + "suspended=false, "
-                        + "theme=, timezone=99}",
+                "{auth=manual, " +
+                        "confirmed=true, " +
+                        "description=, " +
+                        "descriptionformat=1, " +
+                        "firstaccess=1523400731, " +
+                        "firstname=seb, " +
+                        "lang=en, " +
+                        "lastaccess=1596457337, " +
+                        "lastname=user1, " +
+                        "mailformat=1, " +
+                        "suspended=false, " +
+                        "theme=, timezone=99}",
                 new TreeMap<>(userDetails.additionalAttributes).toString());
     }
 
diff --git a/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccessTest.java b/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccessTest.java
index 392235570..d10caa9a5 100644
--- a/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccessTest.java
+++ b/src/test/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/moodle/plugin/MoodlePluginCourseAccessTest.java
@@ -252,8 +252,8 @@ public void testGetKnownUserDetails() {
         assertFalse(userDetailsResult.hasError());
         final ExamineeAccountDetails examineeAccountDetails = userDetailsResult.get();
         assertEquals(
-                "ExamineeAccountDetails [id=2, name=user test, username=testuser, email=text@user.mail, "
-                        + "additionalAttributes={mailformat=null, firstname=test, auth=null, timezone=null, description=null, firstaccess=null, confirmed=null, suspended=null, lastname=user, lastaccess=null, theme=null, descriptionformat=null, department=null, lang=null}]",
+                "ExamineeAccountDetails [id=2, name=user test, username=testuser, email=text@user.mail, " +
+                        "additionalAttributes={firstname=test, lastname=user}]",
                 examineeAccountDetails.toString());
 
         assertEquals(