diff --git a/config/alfresco/public-services-security-context.xml b/config/alfresco/public-services-security-context.xml
index bbd89a376b..d9fb30d910 100644
--- a/config/alfresco/public-services-security-context.xml
+++ b/config/alfresco/public-services-security-context.xml
@@ -601,6 +601,7 @@
                 org.alfresco.service.cmr.security.AuthenticationService.deleteAuthentication=ACL_METHOD.ROLE_ADMINISTRATOR
                 org.alfresco.service.cmr.security.AuthenticationService.setAuthenticationEnabled=ACL_METHOD.ROLE_ADMINISTRATOR
                 org.alfresco.service.cmr.security.AuthenticationService.getAuthenticationEnabled=ACL_METHOD.ROLE_ADMINISTRATOR
+                org.alfresco.service.cmr.security.AuthenticationService.authenticationExists=ACL_METHOD.ROLE_ADMINISTRATOR
                 org.alfresco.service.cmr.security.AuthenticationService.getCurrentUserName=ACL_ALLOW
                 org.alfresco.service.cmr.security.AuthenticationService.invalidateUserSession=ACL_METHOD.ROLE_ADMINISTRATOR
                 org.alfresco.service.cmr.security.AuthenticationService.invalidateTicket=ACL_ALLOW