Authentication system

Details Authentication system Authentication system

2004-11-24

2010-02-02

Moise, Emmanuel L (Department: 2437)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Central trusted authority provides computer authentication

C726S029000, C726S030000

Reexamination Certificate

active

07657739

ABSTRACT:
A device that ensures that one device acquires and updates a list used for judging whether the other device in communication is valid or invalid, in a device authentication system. When a list H stored in a personal computer200is old, the personal computer200acquires a latest version of the list H and a latest version of a list D from outside an internal network, updates the list H stored therein to the latest version, and updates the list D stored therein to the latest version.

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