diff --git a/src/config/auth-config.interfaces.ts b/src/config/auth-config.interfaces.ts
new file mode 100644
index 0000000000..cc3d97c6b8
--- /dev/null
+++ b/src/config/auth-config.interfaces.ts
@@ -0,0 +1,10 @@
+import { Config } from './config.interface';
+
+export interface AuthTarget {
+  host: string;
+  page: string;
+}
+
+export interface AuthConfig extends Config {
+  target: AuthTarget;
+}