78 search results - page 5 / 16 » (Convertible) Undeniable Signatures Without Random Oracles |
CTRSA
2004
Springer
14 years 1 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...
CRYPTO
1989
Springer
13 years 11 months ago
1989
Springer
Abstract. In this paper, we provide a new approach to study undeniable signatures by translating secure digital signatures to secure undeniable signatures so that the existing algo...
EUROCRYPT
2004
Springer
14 years 1 months ago
2004
Springer
We describe a short signature scheme that is strongly existentially unforgeable under an adaptive chosen message attack in the standard security model. Our construction works in g...
ICALP
2007
Springer
14 years 1 months ago
2007
Springer
Ring signatures, introduced by Rivest, Shamir and Tauman, enable a user to sign a message anonymously on behalf of a “ring”. A ring is a group of users, which includes the sign...
CISC
2006
Springer
13 years 11 months ago
2006
Springer
Intrusion-resilient signatures are key-evolving protocols that extend the concepts of forward-secure and key-insulated signatures. As in the latter schemes, time is divided into di...