Patent ID: 9100244
Filing Date: 2015-08-04
Classification: H04L

Abstract:
1. A registration method executed by a computer, the registration method comprising: receiving, from a target device via a communication apparatus that is capable of accessing the target device, an issuance request for issuing key information unique to the target device; at each time of receiving the issuance request, generating, by the computer, a key value as the key information which is different from any other key values that are currently stored as the key information for other communication apparatuses by the computer; storing a first address allocated to the communication apparatus via which the issuance request has been received, in association with the generated key value; transmitting the generated key value to the target device via the communication apparatus; receiving a registration request including the key value from the communication apparatus after the transmission of the generated key value to the target device, the registration request including a second address which is the address of the communication apparatus as a transmission source of the registration request; and when the second address is identical with the first address associated with the generated and stored key value, registering the communication apparatus as a relay apparatus for relaying communication between the computer and the target device.