diff --git a/lib/core/src/lib/auth/services/base-authentication.service.ts b/lib/core/src/lib/auth/services/base-authentication.service.ts
index 6e94a2bd26..b79b60c36c 100644
--- a/lib/core/src/lib/auth/services/base-authentication.service.ts
+++ b/lib/core/src/lib/auth/services/base-authentication.service.ts
@@ -62,6 +62,8 @@ export abstract class BaseAuthenticationService {
     abstract logout(): Observable<any>;
     abstract isEcmLoggedIn(): boolean;
     abstract isBpmLoggedIn(): boolean;
+    abstract getEcmUsername(): string;
+    abstract getBpmUsername(): string;
     abstract reset(): void;
     abstract once(event: string): Observable<any>;