In WAHN nodes are ready to broadcast data packets frequently with maximum usage of energy, unsecure and nodes resource utilization is important they are not controlled bycertificate revocation scheme. Key mixing is difficult to take much time, so sometime the routing nodes, work as well and they are changed to fake mode depending on its behavior. It affects the security of packet transmission.Nodes transmission is broken by wrong link established by intruder nodes. Proposed an Improvedprovokingtrustworthy Routing (IPTR) schemetomeasure the nodes behavior, attacker works good else bad alternatively so they are easily identified based on historical information for particular node which are present in routing path.The warning packet arising algorithm is implemented to provide warning message to next neighbor node in routing path. Current node changes its operating mode to bad state gives a warning signal, so time delay is reduced and improve network lifetime.