135 search results - page 17 / 27 » Towards Key-Dependent Message Security in the Standard Model |
JOC
2011
13 years 2 months ago
2011
In this paper we introduce a new primitive called identity-based encryption with wildcards, or WIBE for short. It allows a sender to encrypt messages to a whole range of receivers ...
LOCWEB
2009
ACM
14 years 1 months ago
2009
ACM
Microsoft has proposed an identity metasystem to standardize identity services and the principles behind them. A location metasystem can support interoperation between location se...
TCC
2004
Springer
14 years 21 days ago
2004
Springer
Abstract. We present a general method to prove security properties of cryptographic protocols against active adversaries, when the messages exchanged by the honest parties are arbi...
ISCI
2008
13 years 7 months ago
2008
Directed signature scheme allows only a designated verifier to check the validity of the signature issued to him; and at the time of trouble or if necessary, any third party can v...
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...