Field initialized authentication system for protective security

Details Field initialized authentication system for protective security Field initialized authentication system for protective security

1989-08-17

1991-05-28

Tarcza, Thomas H.

Cryptography

Particular algorithmic function encoding

Nbs/des algorithm

380 28, 380 30, 380 49, H04L 900

Patent

active

050201050

ABSTRACT:
An authentication system for electronic information networks having small hand-held portable authenticating devices which are remotely initialized and can use 4 bit microprocessors in a challenge-response security system and yet permit practical communication of the large numbers which are necessary for sufficient security.

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