122 search results - page 8 / 25 » Practical Threshold Signatures Without Random Oracles |
ASIACRYPT
2000
Springer
13 years 11 months ago
2000
Springer
nded abstract of this work appears Advances in Cryptology — Asiacrypt 2000, Tatsuaki Okamoto, editor, Lecture Notes in Computer Science vol. 1976, Springer-Verlag, 2000. c IACR A...
CCS
2001
ACM
13 years 12 months ago
2001
ACM
A group signature scheme allows a group member to sign messages anonymously on behalf of the group, while in case of a dispute, a designated entity can reveal the identity of a si...
PKC
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. Key-insulated cryptography is a crucial technique for protecting private keys. To strengthen the security of key-insulated protocols, Hanaoka, Hanaoka and Imai recently i...
EUROCRYPT
1994
Springer
13 years 11 months ago
1994
Springer
Abstract. We construct the first O(1)-size designated confirmer signatures (DCS) with security in the state-of-the-art model of Camenisch and Michels, Eurocrypt 2000, without rando...
EUROCRYPT
1998
Springer
13 years 11 months ago
1998
Springer
For the most compelling applications of threshold cryptosystems, security against chosen ciphertext attack is a requirement. However, prior to the results presented here, there ap...