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FC
2000
Springer
127views Cryptology» more  FC 2000»
13 years 11 months ago
Blind, Auditable Membership Proofs
Auditability is an important property in nancial systems and architectures. Here we de ne the primitive of blind auditable membership proof" BAMP which combines public auditab...
Tomas Sander, Amnon Ta-Shma, Moti Yung
IJISEC
2007
87views more  IJISEC 2007»
13 years 7 months ago
Breaking four mix-related schemes based on Universal Re-encryption
Universal Re-encryption allows El-Gamal ciphertexts to be re-encrypted without knowledge of their corresponding public keys. This has made it an enticing building block for anonymo...
George Danezis
ICPADS
2005
IEEE
14 years 1 months ago
Separable and Anonymous Identity-Based Key Issuing
Abstract. In identity-based (ID-based) cryptosystems, a local registration authority (LRA) is responsible for authentication of users while the key generation center (KGC) is respo...
Ai Fen Sui, Sherman S. M. Chow, Lucas Chi Kwong Hu...
DAC
2004
ACM
14 years 8 months ago
Proxy-based task partitioning of watermarking algorithms for reducing energy consumption in mobile devices
Digital watermarking is a process that embeds an imperceptible signature or watermark in a digital file containing audio, image, text or video data. The watermark is later used to...
Arun Kejariwal, Sumit Gupta, Alexandru Nicolau, Ni...
PKC
2009
Springer
210views Cryptology» more  PKC 2009»
14 years 8 months ago
Controlling Access to an Oblivious Database Using Stateful Anonymous Credentials
In this work, we consider the task of allowing a content provider to enforce complex access control policies on oblivious protocols conducted with anonymous users. As our primary ...
Scott E. Coull, Matthew Green, Susan Hohenberger