Unique digital signature

Details Unique digital signature Unique digital signature

1998-08-14

2000-07-04

Barron, Jr., Gilberto

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Particular communication authentication technique

713168, 713180, 705 76, H04L 932

Patent

active

060853212

ABSTRACT:
A method and apparatus for a unique digital signature is provided. According to one aspect of the invention, a unique digital signature comprises an adapted digital signature and a service id. The adapted digital signature provides temporary or restricted privileges for a particular electronic service. In one embodiment, the electronic service is electronic message forwarding. In another embodiment, the electronic service is electronic media delivery. An authentication log file is maintained for recording status information concerning unique digital signatures.

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