Key issuing method, group signature system, information...

Details Key issuing method, group signature system, information... Key issuing method, group signature system, information...

2011-08-09

2011-08-09

Hoffman, Brandon S (Department: 2433)

Cryptography

Key management

Key distribution

Reexamination Certificate

active

07995762

ABSTRACT:
There is provided in accordance with the present invention a key issuing method for being performed by a user apparatus in a group signature system including the user apparatus and an issuer apparatus connected to the user apparatus through a network.

REFERENCES:
patent: 6292897 (2001-09-01), Gennaro et al.
patent: 7051199 (2006-05-01), Berson et al.
patent: 2004-228958 (2004-08-01), None
Aggelos Kiayias, et al., “Group Signatures with Efficient Concurrent Join,” Eurocrypt 2005, LNCS 3494, (May 22, 2005), pp. 198-214.
Jan Camenisch, et al., “Group Signatures: Better Efficiency and New Theoretical Aspects,” SCN 2004, LNCS 3352, (2004), pp. 120-133.
Jun Furukawa, et al., “An Efficient Group Signature Scheme from Bilinear Maps,” ACISP 2005, LNCS 3574, (Jul. 4, 2005), pp. 455-467.

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