592 search results - page 40 / 119 » Competition, Cooperation, and Authorization |
IJNSEC
2008
13 years 7 months ago
2008
A scheme for general group oriented ID-based cryptosystems is proposed. This scheme allows an authorized subset in the general access structure to cooperatively decrypt the cipher...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
We present a content-driven reputation system for Wikipedia authors. In our system, authors gain reputation when the edits they perform to Wikipedia articles are preserved by subs...
SAT
2004
Springer
14 years 29 days ago
2004
Springer
Abstract. Many problems are naturally expressed using CNF clauses and boolean cardinality constraints. It is generally believed that solving such problems through pure CNF encoding...
ACSC
2004
IEEE
13 years 11 months ago
2004
IEEE
An ad-hoc network of wireless nodes is a temporarily formed network, created, operated and managed by the nodes themselves. It is also often termed an infrastructure-less, self-or...
ECIS
2000
13 years 9 months ago
2000
This paper presents a Web-based, database-oriented set of applications, namely "Public Information" and "Electronic Voting", to support information services (ex...