diff --git a/ai-hub/app/core/grpc/services/grpc_server.py b/ai-hub/app/core/grpc/services/grpc_server.py
index 148d9df..5f13f11 100644
--- a/ai-hub/app/core/grpc/services/grpc_server.py
+++ b/ai-hub/app/core/grpc/services/grpc_server.py
@@ -11,6 +11,7 @@
 except ImportError:
     _requests = None
 
+import grpc
 from app.protos import agent_pb2, agent_pb2_grpc
 from app.core.grpc.core.journal import TaskJournal
 from app.core.grpc.core.pool import GlobalWorkPool
@@ -147,6 +148,7 @@
                 logger.error(f"[⚠️] Hub token validation unavailable ({e}); proceeding as 'default' user.")
         
         policy = self._build_sandbox_policy(skill_cfg)
+        logger.info(f"[🔑] Handshake successful for {node_id} (owner: {user_id})")
 
         # Register the node in the centralized AI Hub registry
         self.registry.register(request.node_id, user_id, {