4 search results - page 1 / 1 » Circular-Secure Encryption from Decision Diffie-Hellman |
CRYPTO
2008
Springer
13 years 6 months ago
2008
Springer
We describe a public-key encryption system that remains secure even encrypting messages that depend on the secret keys in use. In particular, it remains secure under a "key cy...
PKC
1998
Springer
13 years 9 months ago
1998
Springer
The ElGamal encryption scheme has been proposed several years ago and is one of the few probabilistic encryption schemes. However, its security has never been concretely proven bas...
ICICS
2010
Springer
13 years 2 months ago
2010
Springer
Threshold public-key encryption (TPKE) allows a set of users to decrypt a ciphertext if a given threshold of authorized users cooperate. Existing TPKE schemes suffer from either lo...
EUROCRYPT
2009
Springer
14 years 5 months ago
2009
Springer
A group key agreement (GKA) protocol allows a set of users to establish a common secret via open networks. Observing that a major goal of GKAs for most applications is to establish...