24 search results - page 5 / 5 » Group Signature Where Group Manager, Members and Open Author... |
TCC
2004
Springer
13 years 10 months ago
2004
Springer
We consider the problem of threshold secret sharing in groups with hierarchical structure. In such settings, the secret is shared among a group of participants that is partitioned ...
HT
1993
ACM
13 years 9 months ago
1993
ACM
Traditional concurrency control techniques for database systems (transaction management based on locking protocols) have been successful in many multiuser settings, but these tech...
WETICE
2003
IEEE
13 years 10 months ago
2003
IEEE
Collaboration over the Internet depends on the ability of the members of a group to exchange data in a secure yet unobtrusive manner. WebDAVA is a system that allows users to de�...
CHI
2009
ACM
13 years 10 months ago
2009
ACM
Designers of mobile, social systems must carefully think about how to help their users manage spatial, semantic, and social modes of navigation. Here, we describe our deployment o...