diff --git a/dspace-api/src/main/java/org/dspace/qaevent/service/QAEventSecurityService.java b/dspace-api/src/main/java/org/dspace/qaevent/service/QAEventSecurityService.java
index d797ad98a4..7f6ef7a12c 100644
--- a/dspace-api/src/main/java/org/dspace/qaevent/service/QAEventSecurityService.java
+++ b/dspace-api/src/main/java/org/dspace/qaevent/service/QAEventSecurityService.java
@@ -23,20 +23,20 @@ public interface QAEventSecurityService {
 
     /**
      * Check if the specified user can see a specific QASource
-     * @param context   the context
-     * @param user      the eperson to consider
-     * @param qaSource  the qaSource involved
+     * @param context     the context
+     * @param user        the eperson to consider
+     * @param sourceName  the source name
      * @return          <code>true</code> if the specified user can eventually see events in the QASource
      */
-    boolean canSeeSource(Context context, EPerson user, String qaSource);
+    boolean canSeeSource(Context context, EPerson user, String sourceName);
 
     /**
      * Check if the specified user can see a specific QAEvent. It is expected that a QAEvent in a not visible QASource
      * cannot be accessed. So implementation of this method should enforce this rule.
      * 
-     * @param context the context
-     * @param user the eperson to consider
-     * @param qaEvent the qaevent to check
+     * @param context   the context
+     * @param user      the eperson to consider
+     * @param qaEvent   the qaevent to check
      * @return <code>true</code> if the specified user can see the specified event
      */
     boolean canSeeEvent(Context context, EPerson user, QAEvent qaEvent);
@@ -45,11 +45,11 @@ public interface QAEventSecurityService {
      * Generate a query to restrict the qa events returned by other search/find method to the only ones visible to the
      * specified user
      * 
-     * @param context the context
-     * @param user the eperson to consider
-     * @param qaSource the qaSource involved
+     * @param context     the context
+     * @param user        the eperson to consider
+     * @param sourceName  the source name
      * @return the solr filter query
      */
-    public Optional<String> generateQAEventFilterQuery(Context context, EPerson user, String qaSource);
+    public Optional<String> generateQAEventFilterQuery(Context context, EPerson user, String sourceName);
 
 }
diff --git a/dspace-api/src/main/java/org/dspace/qaevent/service/impl/QAEventSecurityServiceImpl.java b/dspace-api/src/main/java/org/dspace/qaevent/service/impl/QAEventSecurityServiceImpl.java
index 33b781ad58..ca689a79e0 100644
--- a/dspace-api/src/main/java/org/dspace/qaevent/service/impl/QAEventSecurityServiceImpl.java
+++ b/dspace-api/src/main/java/org/dspace/qaevent/service/impl/QAEventSecurityServiceImpl.java
@@ -16,10 +16,23 @@ import org.dspace.eperson.EPerson;
 import org.dspace.qaevent.security.QASecurity;
 import org.dspace.qaevent.service.QAEventSecurityService;
 
+/**
+ * Implementation of the security service for QAEvents.
+ * This implementation manages a configuration of {@link QASecurity} instances,
+ * each responsible for security checks for a specific QA source.
+ *
+ * @author Mykhaylo Boychuk (mykhaylo.boychuk@4science.com)
+ */
 public class QAEventSecurityServiceImpl implements QAEventSecurityService {
 
+    /**
+     * The default security settings to be used when specific configurations are not available for a QA source.
+     */
     private QASecurity defaultSecurity;
 
+    /**
+     * A mapping of QA source names to their corresponding QASecurity configurations.
+     */
     private Map<String, QASecurity> qaSecurityConfiguration;
 
     public void setQaSecurityConfiguration(Map<String, QASecurity> qaSecurityConfiguration) {
@@ -30,27 +43,58 @@ public class QAEventSecurityServiceImpl implements QAEventSecurityService {
         this.defaultSecurity = defaultSecurity;
     }
 
+    /**
+     * Generate a query to restrict the qa events returned by other search/find method to the only ones visible to the
+     * specified user
+     * 
+     * @param context     the context
+     * @param user        the eperson to consider
+     * @param sourceName  the source name
+     * @return            the solr filter query
+     */
     @Override
-    public Optional<String> generateQAEventFilterQuery(Context context, EPerson user, String qaSource) {
-        QASecurity qaSecurity = getQASecurity(qaSource);
+    public Optional<String> generateQAEventFilterQuery(Context context, EPerson user, String sourceName) {
+        QASecurity qaSecurity = getQASecurity(sourceName);
         return qaSecurity.generateFilterQuery(context, user);
     }
 
+    /**
+     * Retrieves the QASecurity configuration for the specified QA source, or uses the default
+     * configuration if not available.
+     *
+     * @param qaSource The name of the QA source.
+     * @return The QASecurity configuration for the specified QA source, or the default configuration if not available.
+     */
     private QASecurity getQASecurity(String qaSource) {
         return qaSecurityConfiguration.getOrDefault(qaSource, defaultSecurity);
     }
 
+    /**
+     * Determines whether the user is authorized to see the specified QA event.
+     * 
+     * @param context   the context
+     * @param user      the eperson to consider
+     * @param qaEvent   the qaevent to check
+     * @return <code>true</code> if the specified user can see the specified event
+     */
     @Override
     public boolean canSeeEvent(Context context, EPerson user, QAEvent qaEvent) {
         String source = qaEvent.getSource();
         QASecurity qaSecurity = getQASecurity(source);
-        return qaSecurity.canSeeQASource(context, user)
-                && qaSecurity.canSeeQAEvent(context, user, qaEvent);
+        return qaSecurity.canSeeQASource(context, user) && qaSecurity.canSeeQAEvent(context, user, qaEvent);
     }
 
+    /**
+     * Determines whether the user is authorized to see events from the specified QA source.
+     * @param context    The context.
+     * @param user       The EPerson to consider
+     * @param sourceName The source name
+     * 
+     * @return True if the user is authorized to see events from the source, false otherwise.
+     */
     @Override
-    public boolean canSeeSource(Context context, EPerson user, String qaSource) {
-        QASecurity qaSecurity = getQASecurity(qaSource);
+    public boolean canSeeSource(Context context, EPerson user, String sourceName) {
+        QASecurity qaSecurity = getQASecurity(sourceName);
         return qaSecurity.canSeeQASource(context, user);
     }