231 search results - page 12 / 47 » Generalized Identity Based and Broadcast Encryption Schemes |
SCN
2010
Springer
13 years 5 months ago
2010
Springer
This paper introduces and explores the new concept of Time-Specific Encryption (TSE). In (Plain) TSE, a Time Server broadcasts a key at the beginning of each time unit, a Time Inst...
IJNSEC
2007
13 years 7 months ago
2007
We describe an identity based signature scheme that uses biometric information to construct the public key. Such a scheme would be beneficial in many repudiation situations for e...
EUROCRYPT
2010
Springer
14 years 11 days ago
2010
Springer
We construct the first public-key encryption scheme in the Bounded-Retrieval Model (BRM), providing security against various forms of adversarial “key leakage” attacks. In th...
WOWMOM
2006
ACM
14 years 1 months ago
2006
ACM
Abstract— A sybil node impersonates other nodes by broadcasting messages with multiple node identifiers (ID). In contrast to existing solutions which are based on sharing encryp...
CRYPTO
2007
Springer
14 years 1 months ago
2007
Springer
One day, you suddenly find that a private key corresponding to your Identity is up for sale at e-Bay. Since you do not suspect a key compromise, perhaps it must be the PKG who is...