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EUROCRYPT
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. This work presents a new privacy primitive called “Traceable Signatures”, together with an efficient provably secure implementation. To this end, we develop the unde...
EUROPKI
2009
Springer
13 years 6 months ago
2009
Springer
Efficient zero-knowledge proofs of knowledge (ZK-PoK) are basic building blocks of many cryptographic applications such as identification schemes, group signatures, and secure mult...
ACNS
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. Users of online-collaboration tools and network storage services place considerable trust in their providers. This paper presents a novel approach for protecting data int...
CANS
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. At CRYPTO 2003, Rubin and Silverberg introduced the concept of torus-based cryptography over a finite field. We extend their setting to the ring of integers modulo N. W...
SACRYPT
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. In this paper we analyse the security of the SHA-3 candidate ARIRANG. We show that bitwise complementation of whole registers turns out to be very useful for constructing...