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INFORMATICALT
2010
13 years 5 months ago
2010
A Group-Oriented Cryptosystem (GOC) allows a sender to encrypt a message sent to a group of users so only the specified sets of users in that group can cooperatively decrypt the me...
IJISEC
2010
13 years 5 months ago
2010
We propose a generalization of Paillier's probabilistic public key system, in which the expansion factor is reduced and which allows to adjust the block length of the scheme e...
CCS
1998
ACM
14 years 21 days ago
1998
ACM
This paper describes a new public-key cryptosystem based on the hardness of computing higher residues modulo a composite RSA integer. We introduce two versions of our scheme, one d...
PKC
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. In this paper, we examine issues related to the construction of identity-based threshold decryption schemes and argue that it is important in practice to design an identi...
GLOBECOM
2006
IEEE
14 years 2 months ago
2006
IEEE
Overlay networks have been very useful in solving large scale data dissemination problems. In this paper, we consider the case of data gathering which is the inverse of disseminat...