diff --git a/tests/mdtt/spec.php b/tests/mdtt/spec.php
index e61299c..609446d 100644
--- a/tests/mdtt/spec.php
+++ b/tests/mdtt/spec.php
@@ -16,5 +16,16 @@
             'host' => "127.0.0.1",
             'port' => "59002",
         ],
+    ],
+    'http' => [
+        'source' => [
+            'username' => 'username',
+            'password' => 'password',
+        ],
+        'destination' => [
+            'username' => 'username',
+            'password' => 'password',
+            'protocol' => 'ntlm',
+        ]
     ]
 ];
diff --git a/tests/mdtt/validate_public_apis.yml b/tests/mdtt/validate_public_apis.yml
index 8f63825..4da4987 100644
--- a/tests/mdtt/validate_public_apis.yml
+++ b/tests/mdtt/validate_public_apis.yml
@@ -4,10 +4,12 @@ group: migration_validation
 source:
   type: json
   data: https://gorest.co.in/public/v2/users
+  credential: source
   selector: ""
 destination:
   type: json
   data: http://localhost:8000
+  credential: destination
   selector: ""
 tests:
   -