US 7,322,043 B2
Allowing an electronic device accessing a service to be authenticated
Reed Letsinger, Palo Alto, Calif. (US)
Assigned to Hewlett-Packard Development Company, L.P., Houston, Tex. (US)
Filed on Jun. 20, 2002, as Appl. No. 10/175,619.
Prior Publication US 2003/0236991 A1, Dec. 25, 2003
Int. Cl. G06F 7/04 (2006.01); G06F 7/24 (2006.01)
U.S. Cl. 726—19  [726/9; 726/17; 726/18; 726/19; 726/20] 18 Claims
OG exemplary drawing
 
1. A method for allowing an electronic device accessing a service to be authenticated, comprising:
loading a communications device with a first identifier from an authorization device, wherein the authorization device was previously loaded with the first identifier and wherein the communications device is the electronic device;
the communication device requesting said service using a second identifier, wherein the second identifier is a user identifier;
transmitting the first identifier from the communications device to the authentication device;
receiving the second identifier at the communications device from the authentication device in response to the authentication device authenticating the first identifier;
transmitting the second identifier to the service to gain access to the service; and
placing said authentication device in physical contact with said communications device to load said first identifier into said communications device.