Method for checking user access

Details Method for checking user access Method for checking user access

2006-01-03

2006-01-03

Sheikh, Ayaz (Department: 2131)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Protection at a particular protocol layer

C713S155000, C713S159000, C713S162000, C713S164000, C713S187000, C709S229000

Reexamination Certificate

active

06983377

ABSTRACT:
A trusted agent for enabling the check of the access of a user operating a first computer system controlled by a first security system to software and/or data on a second computer system controlled by a second security system. The trusted agent includes several functions, including: (a) reception of a user-id for the second computer system and transmission of the user-id to the second security system; (b) retrieval of a shared secret, which is registered in the fist security system and in the second security system, from the second security system; and (3) transmission of the shared secret from the trusted agent to the second computer system.

REFERENCES:
patent: 5349643 (1994-09-01), Cox et al.
patent: 5586260 (1996-12-01), Hu
patent: 5590199 (1996-12-01), Krajewski, Jr. et al.
patent: 5684950 (1997-11-01), Dare et al.
patent: 5872917 (1999-02-01), Hellmann
patent: 5903732 (1999-05-01), Reed et al.

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