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ACISP
2004
Springer
14 years 3 months ago
Single Database Private Information Retrieval with Logarithmic Communication
In this paper, we study the problem of single database private information retrieval, and present schemes with only logarithmic server-side communication complexity. Previously th...
Yan-Cheng Chang
CRYPTO
2006
Springer
106views Cryptology» more  CRYPTO 2006»
14 years 1 months ago
On Robust Combiners for Private Information Retrieval and Other Primitives
Abstract. Let A and B denote cryptographic primitives. A (k, m)robust A-to-B combiner is a construction, which takes m implementations of primitive A as input, and yields an implem...
Remo Meier, Bartosz Przydatek
ICISC
2008
103views Cryptology» more  ICISC 2008»
13 years 11 months ago
Generalized Universal Circuits for Secure Evaluation of Private Functions with Application to Data Classification
Secure Evaluation of Private Functions (PF-SFE) allows two parties to compute a private function which is known by one party only on private data of both. It is known that PF-SFE c...
Ahmad-Reza Sadeghi, Thomas Schneider 0003
CHES
2010
Springer
187views Cryptology» more  CHES 2010»
13 years 11 months ago
Garbled Circuits for Leakage-Resilience: Hardware Implementation and Evaluation of One-Time Programs - (Full Version)
The power of side-channel leakage attacks on cryptographic implementations is evident. Today's practical defenses are typically attack-specific countermeasures against certain...
Kimmo Järvinen, Vladimir Kolesnikov, Ahmad-Re...
CRYPTO
2010
Springer
188views Cryptology» more  CRYPTO 2010»
13 years 11 months ago
i-Hop Homomorphic Encryption and Rerandomizable Yao Circuits
Homomorphic encryption (HE) schemes enable computing functions on encrypted data, by means of a public Eval procedure that can be applied to ciphertexts. But the evaluated ciphert...
Craig Gentry, Shai Halevi, Vinod Vaikuntanathan