206 search results - page 28 / 42 » Group-oriented Encryption Secure against Collude Attack |
EUROCRYPT
2009
Springer
14 years 8 months ago
2009
Springer
We initiate the cryptographic study of order-preserving symmetric encryption (OPE), a primitive suggested in the database community by Agrawal et al. (SIGMOD '04) for allowin...
P2P
2009
IEEE
14 years 2 months ago
2009
IEEE
Peer-to-peer content dissemination applications suffer immensely from freeriders, i.e., nodes that do not provide their fair share. The Tit-for-Tat (TfT) incentives have received ...
ISSS
2002
IEEE
14 years 23 days ago
2002
IEEE
With the popularity of wireless communication devices a new important dimension of embedded systems design has arisen, that of security. This paper presents for the first time des...
CCS
2007
ACM
14 years 2 months ago
2007
ACM
In a proxy re-encryption (PRE) scheme, a proxy is given special information that allows it to translate a ciphertext under one key into a ciphertext of the same message under a di...
ADT
2006
13 years 8 months ago
2006
Data confidentiality has become a major concern for individuals as well as for companies and administrations. In a classical client-server setting, the access control management is...