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» Universally Composable Key-Evolving Signature
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IEICET
2008
119views more  IEICET 2008»
13 years 5 months ago
Universally Composable Identity-Based Encryption
Abstract-- The identity-based encryption (IBE) is one of the most important primitives in cryptography, and various security notions of IBE (e.g., IND-ID-CCA2, NM-ID-CCA2, IND-sID-...
Ryo Nishimaki, Yoshifumi Manabe, Tatsuaki Okamoto
CRYPTO
2007
Springer
162views Cryptology» more  CRYPTO 2007»
13 years 12 months ago
Universally-Composable Two-Party Computation in Two Rounds
Round complexity is a central measure of efficiency, and characterizing the round complexity of various cryptographic tasks is of both theoretical and practical importance. We show...
Omer Horvitz, Jonathan Katz
IJISEC
2007
87views more  IJISEC 2007»
13 years 5 months ago
Breaking four mix-related schemes based on Universal Re-encryption
Universal Re-encryption allows El-Gamal ciphertexts to be re-encrypted without knowledge of their corresponding public keys. This has made it an enticing building block for anonymo...
George Danezis
PLDI
2005
ACM
13 years 11 months ago
Jungloid mining: helping to navigate the API jungle
Reuse of existing code from class libraries and frameworks is often difficult because APIs are complex and the client code required to use the APIs can be hard to write. We obser...
David Mandelin, Lin Xu, Rastislav Bodík, Do...
PKC
2009
Springer
129views Cryptology» more  PKC 2009»
13 years 10 months ago
Zero-Knowledge Proofs with Witness Elimination
Abstract. Zero-knowledge proofs with witness elimination are protocols that enable a prover to demonstrate knowledge of a witness to the verifier that accepts the interaction prov...
Aggelos Kiayias, Hong-Sheng Zhou