diff --git a/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/RepositoryApplicationConfiguration.java b/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/RepositoryApplicationConfiguration.java
index 820b233ae..5c9440957 100644
--- a/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/RepositoryApplicationConfiguration.java
+++ b/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/RepositoryApplicationConfiguration.java
@@ -203,90 +203,166 @@ public class RepositoryApplicationConfiguration extends JpaBaseConfiguration {
         return new MultiTenantJpaTransactionManager();
     }
 
+    /**
+     * {@link JpaSystemManagement} bean.
+     * 
+     * @return a new {@link SystemManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public SystemManagement systemManagement() {
         return new JpaSystemManagement();
     }
 
+    /**
+     * {@link JpaReportManagement} bean.
+     * 
+     * @return a new {@link ReportManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public ReportManagement reportManagement() {
         return new JpaReportManagement();
     }
 
+    /**
+     * {@link JpaDistributionSetManagement} bean.
+     * 
+     * @return a new {@link DistributionSetManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public DistributionSetManagement distributionSetManagement() {
         return new JpaDistributionSetManagement();
     }
 
+    /**
+     * {@link JpaTenantStatsManagement} bean.
+     * 
+     * @return a new {@link TenantStatsManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public TenantStatsManagement tenantStatsManagement() {
         return new JpaTenantStatsManagement();
     }
 
+    /**
+     * {@link JpaTenantConfigurationManagement} bean.
+     * 
+     * @return a new {@link TenantConfigurationManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public TenantConfigurationManagement tenantConfigurationManagement() {
         return new JpaTenantConfigurationManagement();
     }
 
+    /**
+     * {@link JpaTenantConfigurationManagement} bean.
+     * 
+     * @return a new {@link TenantConfigurationManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public TargetManagement targetManagement() {
         return new JpaTargetManagement();
     }
 
+    /**
+     * {@link JpaTargetFilterQueryManagement} bean.
+     * 
+     * @return a new {@link TargetFilterQueryManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public TargetFilterQueryManagement targetFilterQueryManagement() {
         return new JpaTargetFilterQueryManagement();
     }
 
+    /**
+     * {@link JpaTagManagement} bean.
+     * 
+     * @return a new {@link TagManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public TagManagement tagManagement() {
         return new JpaTagManagement();
     }
 
+    /**
+     * {@link JpaSoftwareManagement} bean.
+     * 
+     * @return a new {@link SoftwareManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public SoftwareManagement softwareManagement() {
         return new JpaSoftwareManagement();
     }
 
+    /**
+     * {@link JpaRolloutManagement} bean.
+     * 
+     * @return a new {@link RolloutManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public RolloutManagement rolloutManagement() {
         return new JpaRolloutManagement();
     }
 
+    /**
+     * {@link JpaRolloutGroupManagement} bean.
+     * 
+     * @return a new {@link RolloutGroupManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public RolloutGroupManagement rolloutGroupManagement() {
         return new JpaRolloutGroupManagement();
     }
 
+    /**
+     * {@link JpaDeploymentManagement} bean.
+     * 
+     * @return a new {@link DeploymentManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public DeploymentManagement deploymentManagement() {
         return new JpaDeploymentManagement();
     }
 
+    /**
+     * {@link JpaControllerManagement} bean.
+     * 
+     * @return a new {@link ControllerManagement}
+     */
     @Bean
     @ConditionalOnMissingBean
     public ControllerManagement controllerManagement() {
         return new JpaControllerManagement();
     }
 
+    /**
+     * {@link JpaArtifactManagement} bean.
+     * 
+     * @return a new {@link ArtifactManagement}
+     */
+
     @Bean
     @ConditionalOnMissingBean
     public ArtifactManagement artifactManagement() {
         return new JpaArtifactManagement();
     }
 
+    /**
+     * {@link JpaEntityFactory} bean.
+     * 
+     * @return a new {@link EntityFactory}
+     */
     @Bean
     @ConditionalOnMissingBean
     public EntityFactory entityFactory() {
diff --git a/hawkbit-security-core/src/main/java/org/eclipse/hawkbit/security/SpringSecurityAuditorAware.java b/hawkbit-security-core/src/main/java/org/eclipse/hawkbit/security/SpringSecurityAuditorAware.java
index 783d5344c..472e32493 100644
--- a/hawkbit-security-core/src/main/java/org/eclipse/hawkbit/security/SpringSecurityAuditorAware.java
+++ b/hawkbit-security-core/src/main/java/org/eclipse/hawkbit/security/SpringSecurityAuditorAware.java
@@ -25,7 +25,7 @@ public class SpringSecurityAuditorAware implements AuditorAware<String> {
 
         final Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
 
-        if (isAuthentifactionInvalid(authentication)) {
+        if (isAuthenticationInvalid(authentication)) {
             return null;
         }
 
@@ -39,7 +39,7 @@ public class SpringSecurityAuditorAware implements AuditorAware<String> {
         return authentication.getPrincipal().toString();
     }
 
-    private static boolean isAuthentifactionInvalid(final Authentication authentication) {
+    private static boolean isAuthenticationInvalid(final Authentication authentication) {
         return authentication == null || !authentication.isAuthenticated() || authentication.getPrincipal() == null;
     }
 }