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» An Efficient Protocol for Fair Secure Two-Party Computation
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PODC
2009
ACM
16 years 6 months ago
Simple and efficient asynchronous byzantine agreement with optimal resilience
Consider a completely asynchronous network consisting of n parties where every two parties are connected by a private channel. An adversary At with unbounded computing power activ...
Arpita Patra, Ashish Choudhary, C. Pandu Rangan
CIS
2004
Springer
15 years 11 months ago
General Public Key m-Out-of-n Oblivious Transfer
Abstract. In the m-out-of-n oblivious transfer model, Alice has n messages, Bob has m choices. After the interaction between the two parties, Bob can get m but only m messages from...
Zhide Chen, Hong Zhu
FOCS
2010
IEEE
15 years 4 months ago
On the Computational Complexity of Coin Flipping
Coin flipping is one of the most fundamental tasks in cryptographic protocol design. Informally, a coin flipping protocol should guarantee both (1) Completeness: an honest executi...
Hemanta K. Maji, Manoj Prabhakaran, Amit Sahai
CSIE
2009
IEEE
16 years 23 days ago
An Enhanced-Security Fair E-payment Protocol
Customers are usually passive in an electronic commerce transaction. Based on a new two times concurrent signature, this article presents a fair electronic payment (E-payment) pro...
Wei Fan, Huaying Shu, Elizabeth Fife, Qiang Yan
CRYPTO
2009
Springer
122views Cryptology» more  CRYPTO 2009»
16 years 17 days ago
Utility Dependence in Correct and Fair Rational Secret Sharing
The problem of carrying out cryptographic computations when the participating parties are rational in a game-theoretic sense has recently gained much attention. One problem that h...
Gilad Asharov, Yehuda Lindell