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CANS
2011
Springer
292views Cryptology» more  CANS 2011»
12 years 7 months ago
Breaking Fully-Homomorphic-Encryption Challenges
At EUROCRYPT ā€™10, van Dijk, Gentry, Halevi and Vaikuntanathan presented simple fully-homomorphic encryption (FHE) schemes based on the hardness of approximate integer common div...
Phong Q. Nguyen
PKC
2012
Springer
235views Cryptology» more  PKC 2012»
11 years 9 months ago
Improved Security for Linearly Homomorphic Signatures: A Generic Framework
ded abstract of this work will appear in Public Key Cryptography ā€” PKC 2012. This is the full version. We propose a general framework that converts (ordinary) signature schemes ...
David Mandell Freeman
EUROCRYPT
2012
Springer
11 years 9 months ago
Fully Homomorphic Encryption with Polylog Overhead
We show that homomorphic evaluation of (wide enough) arithmetic circuits can be accomplished with only polylogarithmic overhead. Namely, we present a construction of fully homomorp...
Craig Gentry, Shai Halevi, Nigel P. Smart
PKC
2009
Springer
126views Cryptology» more  PKC 2009»
14 years 8 months ago
Verifiable Rotation of Homomorphic Encryptions
Similar to verifiable shuffling (or, mixing), we consider the problem of verifiable rotating (and random re-encrypting) a given list of homomorphic encryptions. The offset by which...
Sebastiaan de Hoogh, Berry Schoenmakers, Boris Sko...
CRYPTO
2012
Springer
277views Cryptology» more  CRYPTO 2012»
11 years 9 months ago
Multiparty Computation from Somewhat Homomorphic Encryption
We propose a general multiparty computation protocol secure against an active adversary corrupting up to nāˆ’1 of the n players. The protocol may be used to compute securely arithm...
Ivan Damgård, Valerio Pastro, Nigel P. Smart...