405 search results - page 56 / 81 » Practice-Oriented Provable Security |
ICALP
2005
Springer
15 years 4 months ago
2005
Springer
We introduce the notion of hierarchical group signatures. This is a proper generalization of group signatures, which allows multiple group managers organized in a tree with the si...
WCC
2005
Springer
15 years 4 months ago
2005
Springer
A secret handshake mechanism allows two entities, members of a same group, to authenticate each other secretly. This primitive was introduced recently by Balfanz, Durfee, Shankar, ...
83
Voted
CTRSA
2004
Springer
15 years 4 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...
91
Voted
CRYPTO
2001
Springer
15 years 3 months ago
2001
Springer
Recently the braid groups were introduced as a new source for cryptography. The group operations are performed efficiently and the features are quite different from those of other...
98
Voted
AINA
2006
IEEE
15 years 2 months ago
2006
IEEE
Ad hoc networks are dynamic networks formed "on the fly" by a set of nodes. Achieving secure routing in such networks is a big challenge. Asymmetric signature schemes pr...