Patent ID: 7617390

Claim:
A method for resetting a pin on an access card, comprising: (a) generating a server authentication (SA) public key and an SA private key; (b) attempting a write of the SA public key to the access card over a non-secure channel; (c) determining if the access card currently contains an existing SA public key; and selecting the attempted write of the SA public key from one of: (i) completing the attempted write of the SA public key to the access card over the non-secure channel if it is determined that the access card did not contain an existing public key; (ii) denying the attempted write of the SA public key to the access card over the non-secure channel if it is determined that the existing SA public key matches the SA public key that is attempted by the write; and (iii) denying the attempted write of the SA public key to the access card over the non-secure channel if it is determined that the existing SA public key was written over a non-secure channel and does not match the SA public key that is attempted by the write; (d) attempting a reset of the pin on the access card from a server.