204 search results - page 12 / 41 » On Provably Secure Time-Stamping Schemes |
ASIACRYPT
2001
Springer
14 years 10 days ago
2001
Springer
Threshold cryptosystems and signature schemes give ways to distribute trust throughout a group and increase the availability of cryptographic systems. A standard approach in design...
ASIACRYPT
2000
Springer
14 years 5 days ago
2000
Springer
A common practice for signing with RSA is to first apply a hash function or a redundancy function to the message, add some padding and exponentiate the resulting padded message us...
CCS
2009
ACM
14 years 2 months ago
2009
ACM
As storage-outsourcing services and resource-sharing networks have become popular, the problem of efficiently proving the integrity of data stored at untrusted servers has receiv...
CRYPTO
2001
Springer
14 years 10 days ago
2001
Springer
We propose the first forward-secure signature scheme for which both signing and verifying are as efficient as for one of the most efficient ordinary signature schemes (Guillou-Qui...
PKC
2012
Springer
11 years 10 months ago
2012
Springer
In this work, we study a new multivariate quadratic (MQ) assumption that can be used to construct public-key encryption schemes. In particular, we research in the following two di...