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EUROCRYPT
2004
Springer
14 years 1 months ago
Efficient Selective-ID Secure Identity-Based Encryption Without Random Oracles
An extended abstract of this paper appears in C. Cachin and J. Camenisch, editors, Advances in Cryptology-EUROCRYPT 2004, volume 3027 of Lecture Notes in Computer Science, pages 22...
Dan Boneh, Xavier Boyen
EUROCRYPT
2004
Springer
14 years 3 months ago
Positive Results and Techniques for Obfuscation
Informally, an obfuscator O is an efficient, probabilistic “compiler” that transforms a program P into a new program O(P) with the same functionality as P, but such that O(P)...
Ben Lynn, Manoj Prabhakaran, Amit Sahai
EUROCRYPT
2004
Springer
14 years 3 months ago
Traceable Signatures
Abstract. This work presents a new privacy primitive called “Traceable Signatures”, together with an efficient provably secure implementation. To this end, we develop the unde...
Aggelos Kiayias, Yiannis Tsiounis, Moti Yung
EUROCRYPT
2004
Springer
14 years 3 months ago
Chosen-Ciphertext Security from Identity-Based Encryption
Abstract. We propose a simple and efficient construction of a CCAsecure public-key encryption scheme from any CPA-secure identity-based encryption (IBE) scheme. Our construction re...
Ran Canetti, Shai Halevi, Jonathan Katz
EUROCRYPT
2004
Springer
14 years 1 months ago
Anonymous Identification in Ad Hoc Groups
We introduce Ad Hoc Anonymous Identification schemes, a new multi-user cryptographic primitive that allows participants from a user population to form ad hoc groups, and then prove...
Yevgeniy Dodis, Aggelos Kiayias, Antonio Nicolosi,...
Cryptology
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