204 search results - page 31 / 41 » On Provably Secure Time-Stamping Schemes |
TCC
2010
Springer
14 years 4 months ago
2010
Springer
The strongest standard security notion for digital signature schemes is unforgeability under chosen message attacks. In practice, however, this notion can be insuļ¬cient due to ā...
ICDCS
2007
IEEE
14 years 2 months ago
2007
IEEE
An electronic cash system allows users to withdraw coins, represented as bit strings, from a bank or broker, and spend those coins anonymously at participating merchants, so that ...
CCS
2004
ACM
14 years 1 months ago
2004
ACM
This paper describes the direct anonymous attestation scheme (DAA). This scheme was adopted by the Trusted Computing Group as the method for remote authentication of a hardware mo...
CCS
2005
ACM
14 years 1 months ago
2005
ACM
We describe a new encryption technique that is secure in the standard model against adaptive chosen ciphertext (CCA2) attacks. We base our method on two very eļ¬cient Identity-Ba...
ASIACRYPT
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. An authenticated group key exchange (AGKE) scheme allows a group of users in a public network to share a session key which may later be used to achieve desirable cryptogr...