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PKC
2009
Springer
166views Cryptology» more  PKC 2009»
14 years 10 months ago
Security of Blind Signatures under Aborts
We explore the security of blind signatures under aborts where the user or the signer may stop the interactive signature issue protocol prematurely. Several works on blind signatur...
Dominique Schröder, Marc Fischlin
PKC
2009
Springer
126views Cryptology» more  PKC 2009»
14 years 10 months ago
Verifiable Rotation of Homomorphic Encryptions
Similar to verifiable shuffling (or, mixing), we consider the problem of verifiable rotating (and random re-encrypting) a given list of homomorphic encryptions. The offset by which...
Sebastiaan de Hoogh, Berry Schoenmakers, Boris Sko...
PKC
2009
Springer
116views Cryptology» more  PKC 2009»
14 years 10 months ago
Improving the Boneh-Franklin Traitor Tracing Scheme
Abstract. Traitor tracing schemes are cryptographically secure broadcast methods that allow identification of conspirators: if a pirate key is generated by k traitors out of a stat...
Pascal Junod, Alexandre Karlov, Arjen K. Lenstra
PKC
2009
Springer
172views Cryptology» more  PKC 2009»
14 years 10 months ago
CCA-Secure Proxy Re-encryption without Pairings
ded abstract of this paper appears in PKC 2009, S. Jarecki, G. Tsudik (Eds.), volume 5443 of LNCS, pp. 357-376, Sringer-Verlag, 2009. CCA-Secure Proxy Re-Encryption without Pairing...
Jun Shao, Zhenfu Cao
POPL
2008
ACM
14 years 10 months ago
Cryptographically sound implementations for typed information-flow security
In language-based security, confidentiality and integrity policies conveniently specify the permitted flows of information between different parts of a program with diverse levels...
Cédric Fournet, Tamara Rezk