403 search results - page 25 / 81 » Efficient Algorithms for Secure Multicast key Management |
ISCI
2010
13 years 4 months ago
2010
Key agreement (KA) allows two or more users to negotiate a secret session key among them over an open network. Authenticated key agreement (AKA) is a KA protocol enhanced to preve...
PODC
2011
ACM
12 years 10 months ago
2011
ACM
This paper focuses on designing incentive mechanisms for overlay multicast systems. Existing proposals on the problem are no longer able to provide proper incentives when rational...
CCS
2008
ACM
13 years 9 months ago
2008
ACM
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
PE
2002
Springer
13 years 7 months ago
2002
Springer
Many emerging mobile wireless applications depend upon secure group communications, in which data is encrypted and the group's data encryption key is changed whenever a membe...
TPDS
2008
13 years 7 months ago
2008
Content services such as content filtering and transcoding adapt contents to meet system requirements, display capacities, or user preferences. Data security in such a framework is...