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» Proving Security Protocols Correct
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DIM
2005
ACM
14 years 11 months ago
Establishing and protecting digital identity in federation systems
We develop solutions for the security and privacy of user identity information in a federation. By federation we mean a group of organizations or service providers which have buil...
Abhilasha Bhargav-Spantzel, Anna Cinzia Squicciari...
CRYPTO
2009
Springer
122views Cryptology» more  CRYPTO 2009»
15 years 4 months 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
ACMICEC
2006
ACM
117views ECommerce» more  ACMICEC 2006»
15 years 1 months ago
Practical secrecy-preserving, verifiably correct and trustworthy auctions
We present a practical protocol based on homomorphic cryptography for conducting provably fair sealed-bid auctions. The system preserves the secrecy of the bids, even after the an...
David C. Parkes, Michael O. Rabin, Stuart M. Shieb...
ISCC
2007
IEEE
15 years 3 months ago
Gaining Flexibility by Security Protocol Transfer
Even though PDAs in general—but smartcards in particular—can be trusted to keep secrets, because they have meager resources, including them in security protocols is difficult...
Per Harald Myrvang, Tage Stabell-Kulø
70
Voted
CORR
2008
Springer
166views Education» more  CORR 2008»
14 years 9 months ago
Information-Theoretically Secure Voting Without an Honest Majority
We present three voting protocols with unconditional privacy and information-theoretic correctness, without assuming any bound on the number of corrupt voters or voting authorities...
Anne Broadbent, Alain Tapp