Patent ID: 8082444

Claim:
A system comprising: a new network device; a master network device in communication with a network, said master network device being configured to receive a request to join the network from the new network device and to issue a request to the new network device to perform a specified action verifiable to a user; wherein the new network device is configured to present the specified action to the user; and said master network device being further configured to receive verification from the user that the new network device performed the specified action and add the new network device to the existing network after receiving the verification from the user; wherein said master network device includes a cryptographic key agreement protocol stored therein, said cryptographic key agreement protocol configured to generate a pair-wise encryption key for subsequent encrypted communication between the new network device and said master network device in response to said request to join the network; wherein said master network device is configured to generate a different specified action from one new network device to the next; and wherein said different specified action is a random specified action generated by said master network device.