Cryptographic system and method with fast decryption

Details Cryptographic system and method with fast decryption Cryptographic system and method with fast decryption

1997-10-20

2000-06-27

Laufer, Pinchus M.

Cryptography

Particular algorithmic function encoding

380 30, 380 44, 380 21, H04L 928, H04L 930, H04L 908

Patent

active

060815981

ABSTRACT:
A cryptography system improves the decryption speed in the RSA algorithm by taking advantage of certain subgroups of Z.sub.n *. The cryptography system employs a new family of trapdoor permutations based on exponentiation in subgroups of Z.sub.n *.

REFERENCES:
patent: 5323464 (1994-06-01), Elander et al.
patent: 5483598 (1996-01-01), Kaufman et al.
patent: 5600725 (1997-02-01), Reuppel et al.
patent: 5761310 (1998-06-01), Naciri
Bellare et al. "Optimal Asymmetric Encryption", Eurocrypt '94 Proceedings Lecture Notes in Computer Science, vol. 950 Springer Verlag (1994) pp. 92-111.
Menezes et al. "Handbook of applied Cryptography" CRC Press 1996 pp. 285-298 (see p. 287 note 8.5 and p. 297).

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