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» On Simple and Secure Key Distribution
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TCC
2010
Springer
178views Cryptology» more  TCC 2010»
16 years 1 months ago
Threshold Decryption and Zero-Knowledge Proofs for Lattice-Based Cryptosystems
We present a variant of Regev’s cryptosystem first presented in [Reg05], but with a new choice of parameters. By a recent classical reduction by Peikert we prove the scheme sema...
Rikke Bendlin, Ivan Damgård
HOST
2008
IEEE
15 years 10 months ago
Slicing Up a Perfect Hardware Masking Scheme
—Masking is a side-channel countermeasure that randomizes side-channel leakage, such as the power dissipation of a circuit. Masking is only effective on the condition that the in...
Zhimin Chen, Patrick Schaumont
ICDCSW
2008
IEEE
15 years 10 months ago
Real-Time Data Services for Cyber Physical Systems
Cyber Physical Systems (CPSs) have grand visions with great socio-economic impacts such as blackout-free electricity supply and real-time disaster recovery. A key challenge is pro...
Kyoung-Don Kang, Sang Hyuk Son
SP
2007
IEEE
183views Security Privacy» more  SP 2007»
15 years 10 months ago
Ciphertext-Policy Attribute-Based Encryption
In several distributed systems a user should only be able to access data if a user posses a certain set of credentials or attributes. Currently, the only method for enforcing such...
John Bethencourt, Amit Sahai, Brent Waters
ACISP
2005
Springer
15 years 9 months ago
Two Improved Partially Blind Signature Schemes from Bilinear Pairings
A blind signature scheme is a protocol for obtaining a digital signature from a signer, but the signer can neither learn the messages he/she sign nor the signatures the recipients ...
Sherman S. M. Chow, Lucas Chi Kwong Hui, Siu-Ming ...