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» Reverse Public Key Encryption
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84
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ACISP
2005
Springer
15 years 3 months ago
Group Signature Where Group Manager, Members and Open Authority Are Identity-Based
We present the first group signature scheme with provable security and signature size O(λ) bits where the group manager, the group members, and the Open Authority (OA) are all id...
Victor K. Wei, Tsz Hon Yuen, Fangguo Zhang
86
Voted
FOCS
2010
IEEE
14 years 7 months ago
On the Insecurity of Parallel Repetition for Leakage Resilience
A fundamental question in leakage-resilient cryptography is: can leakage resilience always be amplified by parallel repetition? It is natural to expect that if we have a leakage-r...
Allison B. Lewko, Brent Waters
CCS
2009
ACM
15 years 10 months ago
Conditional proxy re-encryption secure against chosen-ciphertext attack
In a proxy re-encryption (PRE) scheme [4], a proxy, authorized by Alice, transforms messages encrypted under Alice's public key into encryptions under Bob's public key w...
Jian Weng, Robert H. Deng, Xuhua Ding, Cheng-Kang ...
SEC
2008
14 years 11 months ago
Minimizing SSO Effort in Verifying SSL Anti-phishing Indicators
In an on-line transaction, a user sends her personal sensitive data (e.g., password) to a server for authentication. This process is known as Single Sign-On (SSO). Subject to phish...
Yongdong Wu, Haixia Yao, Feng Bao
ITIIS
2010
200views more  ITIIS 2010»
14 years 4 months ago
New Techniques for Anonymous HIBE with Short Ciphertexts in Prime Order Groups
Anonymous hierarchical identity based encryption (HIBE) is an extension of identity based encryption (IBE) that can use an arbitrary string like an e-mail address for a public key...
Kwangsu Lee, Dong Hoon Lee