Cryptography – Particular algorithmic function encoding – Nbs/des algorithm
Patent
1996-09-30
1998-05-26
Gregory, Bernarr E.
Cryptography
Particular algorithmic function encoding
Nbs/des algorithm
380 4, 380 23, 380 24, 380 49, 380 30, 235379, 235380, H04L 932, H04L 930, H04L 900
Patent
active
057579180
ABSTRACT:
A new process is described for verifying a user and/or authenticating a smart card in an off-line computer environment with limited a priori knowledge on the part of the verifier. This process advantageously uses the computational capability and the physical and logical security characteristics offered by a smart card.
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Amos Fiat et al., "Unforgeable Proof of Identity," 5th Worldwide Congress on Computer and Communications Security and Protection, 1987, pp. 147-153.
Louis C. Guillou, "A Practical Zero-Knowledge Protocol Fitted to Security Microprocessor Minimizing Both Transmission and Memory," Lecture Notes in Computer Science, 1988, pp. 123-128.
R. L. Rivest et al., "A Method for Obtaining Digital Signatures and Public-Key Cryptosystems," Communications of the ACM, Feb. 1978, vol. 21, No. 2, pp. 120-126.
Gregory Bernarr E.
Tandem Computers Incorporated
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