168 search results - page 14 / 34 » Group Encryption |
PKC
2004
Springer
14 years 3 months ago
2004
Springer
Abstract. A group key agreement protocol allows a set of users, communicating over a public network, to agree on a private session key. Most of the schemes proposed so far require ...
CRYPTO
2009
Springer
14 years 4 months ago
2009
Springer
We present a new methodology for proving security of encryption systems using what we call Dual System Encryption. Our techniques result in fully secure Identity-Based Encryption ...
ACSAC
2008
IEEE
14 years 4 months ago
2008
IEEE
A large number of papers have proposed cryptographic protocols for establishing secure group communication. These protocols allow group members to exchange or establish keys to en...
EUROCRYPT
2012
Springer
12 years 7 days ago
2012
Springer
We show that homomorphic evaluation of (wide enough) arithmetic circuits can be accomplished with only polylogarithmic overhead. Namely, we present a construction of fully homomorp...
ICISS
2009
Springer
13 years 7 months ago
2009
Springer
Abstract. Tweakable enciphering schemes are a certain type of blockcipher mode of operation which provide security in the sense of a strong pseudo-random permutation. It has been p...