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CTRSA
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. In [8] Vaudenay presented an attack on block cipher CBCmode encryption when a particular padding method is used. In this paper, we employ a similar approach to analyse th...
CTRSA
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. In this paper, we give a first example of identity based undeniable signature using pairings over elliptic curves. We extend to the identity based setting the security m...
CTRSA
2004
Springer
13 years 9 months ago
2004
Springer
Abstract. Secure authentication frequently depends on the correct recognition of a user's public key. When there is no certificate authority, this key is obtained from other u...
CTRSA
2004
Springer
13 years 10 months ago
2004
Springer
This paper presents a scalable hardware implementation of both commonly used public key cryptosystems, RSA and Elliptic Curve Cryptosystem (ECC) on the same platform. The introduce...
CTRSA
2004
Springer
13 years 10 months ago
2004
Springer
We introduce a new cryptographic technique that we call universal re-encryption. A conventional cryptosystem that permits reencryption, such as ElGamal, does so only for a player w...