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ACNS
2005
Springer
167views Cryptology» more  ACNS 2005»
14 years 17 days ago
Identity Based Encryption Without Redundancy
This paper presents a first example of secure identity based encryption scheme (IBE) without redundancy in the sense of Phan and Pointcheval. This modification of the Boneh-Frank...
Benoît Libert, Jean-Jacques Quisquater
CRYPTO
2004
Springer
138views Cryptology» more  CRYPTO 2004»
14 years 13 days ago
Secure Identity Based Encryption Without Random Oracles
We construct two efficient Identity Based Encryption (IBE) systems that are selective identity secure without the random oracle model. Selective identity secure IBE is a slightly w...
Dan Boneh, Xavier Boyen
FOCS
2007
IEEE
13 years 11 months ago
Space-Efficient Identity Based Encryption Without Pairings
Identity Based Encryption (IBE) systems are often constructed using bilinear maps (a.k.a. pairings) on elliptic curves. One exception is an elegant system due to Cocks which build...
Dan Boneh, Craig Gentry, Michael Hamburg
EUROCRYPT
2006
Springer
13 years 10 months ago
Practical Identity-Based Encryption Without Random Oracles
We present an Identity Based Encryption (IBE) system that is fully secure in the standard model and has several advantages over previous such systems
Craig Gentry
CRYPTO
2006
Springer
224views Cryptology» more  CRYPTO 2006»
13 years 10 months ago
Anonymous Hierarchical Identity-Based Encryption (Without Random Oracles)
We present an identity-based cryptosystem that features fully anonymous ciphertexts and hierarchical key delegation. We give a proof of security in the standard model, based on the...
Xavier Boyen, Brent Waters