Patent ID: 6983381
Filing Date: 2006-01-03
Classification: H04L

Abstract:
1. A method for communicating passwords comprises: receiving at a server a challenge from a authentication server via a first secure communications channel, wherein the challenge includes at least a random password from the authentication server that is inactive; communicating the challenge from the server to a client computer via a second secure communications channel, wherein the client computer receives the random password from the authentication server that is inactive; receiving at the server a challenge response from the client computer via the second secure communications channel, wherein the challenge response includes a digital certificate and a digital data packet, wherein the digital certificate includes a public key in an encrypted form, and wherein the digital data packet is determined in the client and comprises a combination of at least a portion of the challenge and a private key corresponding to the public key; and communicating the challenge response from the server to the authentication server via the first secure communications channel; wherein the random password from the authentication server that is inactive is activated when the authentication server verifies the challenge response.