Patent ID: 6954133
Filing Date: 2005-10-11
Classification: G05B,G06Q,G07C,G07F,H04L,Y04S

Abstract:
1. A system for securely processing transactions, the system comprising: a security key device, comprising, a user authenticator configured to provide a user an authentication data input for proving the user is authorized to use an account associated with the security device, a first counter in communication with the user authenticator, a key generator in communication with the user authenticator and first counter, the key generator being programmed to generate a security key in response to authentication data received via the user authenticator, the security key being derived at least in part from contents of the first counter, and an electronic display in electrical communication with the key generator, for displaying the security key in a manner visible upon the structure; and an authorization device, comprising, a second counter, and a key confirmation processor programmed to confirm an authenticity of the security key in a manner at least partially dependent upon the contents of the second counter wherein the security key is derived at least partially from the contents of the first counter, wherein the key confirmation processor approves a transaction if the contents of the first counter matches contents of the second counter within a predetermined range.