12 search results - page 2 / 3 » Provably Secure Convertible Undeniable Signatures with Unamb... |
ASIACRYPT
2004
Springer
13 years 10 months ago
2004
Springer
We introduce a new computational problem related to the interpolation of group homomorphisms which generalizes many famous cryptographic problems including discrete logarithm, Diļ¬...
CTRSA
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. In this paper, we give a ļ¬rst example of identity based undeniable signature using pairings over elliptic curves. We extend to the identity based setting the security m...
INFORMATICALT
2006
13 years 5 months ago
2006
ACNS
2004
Springer
13 years 9 months ago
2004
Springer
Motivated by the conflict between authenticity and privacy in the digital signature, the notion of limited verifier signature was introduced [1]. The signature can be verified by a...
CRYPTO
1998
Springer
13 years 9 months ago
1998
Springer
Verifiable Signature Sharing (VS ) enables the recipient of a digital signature, who is not necessarily the original signer, to share such signature among n proxies so that a subse...