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IACR
2011
12 years 7 months ago
2011
In this paper we present the first public key encryption scheme that is structure preserving, i.e., our encryption scheme uses only algebraic operations. In particular it does not...
ESORICS
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. Formal methods have been extensively applied to the certification of cryptographic protocols. However, most of these works make the perfect cryptography assumption, i.e....
EUROCRYPT
2003
Springer
14 years 1 months ago
2003
Springer
Abstract. In this paper we present a simpler construction of a publickey encryption scheme that achieves adaptive chosen ciphertext security (CCA2), assuming the existence of trapd...
CRYPTO
2003
Springer
14 years 1 months ago
2003
Springer
Abstract. In this paper, we reconsider the notion of plaintext awareness. We present a new model for plaintext-aware encryption that is both natural and useful. We achieve plaintex...
ESORICS
2007
Springer
14 years 1 months ago
2007
Springer
A formal treatment to the privacy of concealed data aggregation (CDA) is given. While there exist a handful of constructions, rigorous security models and analyses for CDA are stil...