154
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ASIACRYPT
15 years 5 months ago
2004 Springer 
We propose a public-key traitor tracing scheme in which (1) the size of a ciphertext is sublinear in the number of receivers and (2) black-box tracing is efficiently achieved again...
130
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ASIACRYPT
15 years 3 months ago
2004 Springer
Group signature schemes are cryptographic systems that provide revocable anonymity for signers. We propose a group signature scheme with constant-size public key and signature leng...
120
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ASIACRYPT
15 years 5 months ago
2004 Springer
We investigate efficient protocols for password-authenticated key exchange based on the RSA public-key cryptosystem. To date, most of the published protocols for password-authentic...
112
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ASIACRYPT
15 years 5 months ago
2004 Springer
Abstract. Even and Mansour [EM97] proposed a block cipher construction that takes a publicly computable random permutation oracle P and XORs different keys prior to and after appl...
106
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ASIACRYPT
15 years 5 months ago
2004 Springer 
Abstract. An authenticated group key exchange (AGKE) scheme allows a group of users in a public network to share a session key which may later be used to achieve desirable cryptogr...
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Cryptology