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PKC
2004
Springer
112views Cryptology» more  PKC 2004»
15 years 10 months ago
Identity-Based Threshold Decryption
Abstract. In this paper, we examine issues related to the construction of identity-based threshold decryption schemes and argue that it is important in practice to design an identi...
Joonsang Baek, Yuliang Zheng
PKC
2004
Springer
160views Cryptology» more  PKC 2004»
15 years 10 months ago
Constant Round Authenticated Group Key Agreement via Distributed Computation
Abstract. A group key agreement protocol allows a set of users, communicating over a public network, to agree on a private session key. Most of the schemes proposed so far require ...
Emmanuel Bresson, Dario Catalano
PKC
2004
Springer
95views Cryptology» more  PKC 2004»
15 years 10 months ago
A Nonuniform Algorithm for the Hidden Number Problem in Subgroups
Boneh and Venkatesan have proposed a polynomial time algorithm in a non-uniform model for recovering a ”hidden” element α ∈ IFp, where p is prime, from very short strings of...
Igor Shparlinski, Arne Winterhof
TCC
2004
Springer
101views Cryptology» more  TCC 2004»
15 years 10 months ago
Implementing Oblivious Transfer Using Collection of Dense Trapdoor Permutations
Abstract. Until recently, the existence of collection of trapdoor permutations (TDP) was believed (and claimed) to imply almost all of the major cryptographic primitives, including...
Iftach Haitner
WISA
2004
Springer
15 years 10 months ago
Secure and Efficient AES Software Implementation for Smart Cards
In implementing cryptographic algorithms on limited devices such as smart cards, speed and memory optimization had always been a challenge. With the advent of side channel attacks,...
Elena Trichina, Lesya Korkishko