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» Group Principals and the Formalization of Anonymity
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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
ASIACRYPT
2004
Springer
13 years 9 months ago
Efficient and Provably Secure Trapdoor-Free Group Signature Schemes from Bilinear Pairings
Group signature schemes are cryptographic systems that provide revocable anonymity for signers. We propose a group signature scheme with constant-size public key and signature leng...
Lan Nguyen, Reihaneh Safavi-Naini
CSFW
2002
IEEE
13 years 10 months ago
Probabilistic Analysis of Anonymity
We present a formal analysis technique for probabilistic security properties of peer-to-peer communication systems based on random message routing among members. The behavior of g...
Vitaly Shmatikov
ACNS
2005
Springer
134views Cryptology» more  ACNS 2005»
13 years 10 months ago
Dynamic k-Times Anonymous Authentication
k-times anonymous authentication (k-TAA) schemes allow members of a group to be anonymously authenticated by application providers for a bounded number of times. k-TAA has applicat...
Lan Nguyen, Reihaneh Safavi-Naini
PKC
2007
Springer
144views Cryptology» more  PKC 2007»
13 years 11 months ago
Traceable Ring Signature
Abstract. The ring signature allows a signer to leak secrets anonymously, without the risk of identity escrow. At the same time, the ring signature provides great flexibility: No ...
Eiichiro Fujisaki, Koutarou Suzuki