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CRYPTO
2012
Springer
215views Cryptology» more  CRYPTO 2012»
11 years 8 months ago
New Proof Methods for Attribute-Based Encryption: Achieving Full Security through Selective Techniques
We develop a new methodology for utilizing the prior techniques to prove selective security for functional encryption systems as a direct ingredient in devising proofs of full sec...
Allison B. Lewko, Brent Waters
ISCI
2008
86views more  ISCI 2008»
13 years 6 months ago
New (t, n) threshold directed signature scheme with provable security
Directed signature scheme allows only a designated verifier to check the validity of the signature issued to him; and at the time of trouble or if necessary, any third party can v...
Rongxing Lu, Xiaodong Lin, Zhenfu Cao, Jun Shao, X...
CCS
2005
ACM
13 years 11 months ago
Direct chosen ciphertext security from identity-based techniques
We describe a new encryption technique that is secure in the standard model against adaptive chosen ciphertext (CCA2) attacks. We base our method on two very efficient Identity-Ba...
Xavier Boyen, Qixiang Mei, Brent Waters
TAICPART
2006
IEEE
131views Education» more  TAICPART 2006»
14 years 8 days ago
Bogor: A Flexible Framework for Creating Software Model Checkers
Model checking has proven to be an effective technology for verification and debugging in hardware and more recently in software domains. With the proliferation of multicore arch...
Robby, Matthew B. Dwyer, John Hatcliff
ICIP
2006
IEEE
14 years 8 months ago
A Model for the Electronic Representation of Bank Checks
The substitution of physical bank check exchange by electronic check image transfer brings agility, security and cost reduction to the clearing system. In this paper, we propose a...
Danilo Dias, Ricardo L. de Queiroz