diff --git a/src/app/auth-provider.ts b/src/app/auth-provider.ts
new file mode 100644
index 0000000000000000000000000000000000000000..6bd0f9a053f2107415b61f346d03a1bc503aa922
--- /dev/null
+++ b/src/app/auth-provider.ts
@@ -0,0 +1,9 @@
+export enum AuthProvider {
+  ARSNOVA,
+  ARSNOVA_GUEST,
+  LDAP,
+  CAS,
+  GOOGLE,
+  FACEBOOK,
+  TWITTER
+}