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CCS
1994
ACM
15 years 7 months ago
Protocol Failure in the Escrowed Encryption Standard
The Escrowed Encryption Standard (EES) defines a US Government family of cryptographic processors, popularly known as "Clipper" chips, intended to protect unclassified g...
Matt Blaze
FC
2010
Springer
196views Cryptology» more  FC 2010»
15 years 7 months ago
Modulo Reduction for Paillier Encryptions and Application to Secure Statistical Analysis
Abstract. For the homomorphic Paillier cryptosystem we construct a protocol for secure modulo reduction, that on input of an encryption x with x of bit length x and a public ‘mod...
Jorge Guajardo, Bart Mennink, Berry Schoenmakers
ESORICS
2006
Springer
15 years 6 months ago
Privacy-Preserving Queries on Encrypted Data
Data confidentiality is a major concern in database systems. Encryption is a useful tool for protecting the confidentiality of sensitive data. However, when data is encrypted, perf...
Zhiqiang Yang, Sheng Zhong, Rebecca N. Wright
FC
2006
Springer
107views Cryptology» more  FC 2006»
15 years 6 months ago
Efficient Broadcast Encryption Scheme with Log-Key Storage
In this paper, we present a broadcast encryption scheme with efficient transmission cost under the log-key restriction. Given n users and r revoked users, our scheme has the trans...
Yong Ho Hwang, Pil Joong Lee
AFRICACRYPT
2010
Springer
15 years 6 months ago
Efficient Unidirectional Proxy Re-Encryption
Abstract. Proxy re-encryption (PRE) allows a semi-trusted proxy to convert a ciphertext originally intended for Alice into one encrypting the same plaintext for Bob. The proxy only...
Sherman S. M. Chow, Jian Weng, Yanjiang Yang, Robe...