209 search results - page 14 / 42 » Secure Hash-and-Sign Signatures Without the Random Oracle |
CRYPTO
2012
Springer
11 years 9 months ago
2012
Springer
We give the first proof of security for an identity-based encryption scheme in the quantum random oracle model. This is the first proof of security for any scheme in this model ...
JOC
2011
12 years 10 months ago
2011
This paper is devoted to the design and analysis of short undeniable signatures based on a random oracle. Exploiting their online property, we can achieve signatures with a fully s...
ASIACRYPT
2001
Springer
13 years 12 months ago
2001
Springer
In this paper we formalize the notion of a ring signature, which makes it possible to specify a set of possible signers without revealing which member actually produced the signatu...
CCS
2001
ACM
13 years 12 months ago
2001
ACM
A group signature scheme allows a group member to sign messages anonymously on behalf of the group, while in case of a dispute, a designated entity can reveal the identity of a si...
CCS
2004
ACM
13 years 11 months ago
2004
ACM
Group signatures have recently become important for enabling privacy-preserving attestation in projects such as Microsoft's ngscb effort (formerly Palladium). Revocation is c...