Sciweavers

ACISP
2007
Springer
13 years 11 months ago
A Practical System for Globally Revoking the Unlinkable Pseudonyms of Unknown Users
We propose the first single sign-on system in which a user can access services using unlinkable digital pseudonyms that can all be revoked in case she abuses any one service. Our ...
Stefan Brands, Liesje Demuynck, Bart De Decker
ACISP
2007
Springer
13 years 11 months ago
Identity-Committable Signatures and Their Extension to Group-Oriented Ring Signatures
The identity of “Deep Throat”, a pseudonym of the information source in the Watergate scandal, remained mysterious for more than three decades. In 2005, an ex-FBI official cla...
Cheng-Kang Chu, Wen-Guey Tzeng
ACISP
2007
Springer
13 years 11 months ago
Forgery Attack to an Asymptotically Optimal Traitor Tracing Scheme
In this paper, we present a forgery attack to a black-box traitor tracing scheme [2] called as CPP scheme. CPP scheme has efficient transmission rate and allows the tracer to ident...
Yongdong Wu, Feng Bao, Robert H. Deng
ACISP
2007
Springer
13 years 11 months ago
On Building Hash Functions from Multivariate Quadratic Equations
Recent advances in hash functions cryptanalysis provide a strong impetus to explore new designs. This paper describes a new hash function mq-hash that depends for its security on t...
Olivier Billet, Matthew J. B. Robshaw, Thomas Peyr...
ACISP
2007
Springer
13 years 11 months ago
Non-interactive Manual Channel Message Authentication Based on eTCR Hash Functions
We present a new non-interactive message authentication protocol in manual channel model (NIMAP, for short) using the weakest assumption on the manual channel (i.e. assuming the st...
Mohammad Reza Reyhanitabar, Shuhong Wang, Reihaneh...
ACISP
2007
Springer
13 years 11 months ago
Hash-and-Sign with Weak Hashing Made Secure
Abstract. Digital signatures are often proven to be secure in the random oracle model while hash functions deviate more and more from this idealization. Liskov proposed to model a ...
Sylvain Pasini, Serge Vaudenay
ACISP
2007
Springer
13 years 11 months ago
Generic Certificateless Key Encapsulation Mechanism
Qiong Huang, Duncan S. Wong