3712 search results - page 121 / 743 » Role-Based Access Control |
AMC
2005
13 years 9 months ago
2005
Recently, Lee and Yang proposed a subliminal scheme which employs an access control in a hierarchy. In their scheme, chief users use a one-way hash function to compute their subord...
TIFS
2010
13 years 3 months ago
2010
Access control is the fundamental security service in ad hoc groups. It is needed not only to prevent unauthorized entities from joining the group, but also to bootstrap other secu...
ICC
2008
IEEE
14 years 3 months ago
2008
IEEE
Abstract—In this paper, we analyze three opportunistic multichannel MAC protocols that associate a newcoming terminal station to one of the access points available within its tra...
IEEEMSP
2002
IEEE
14 years 2 months ago
2002
IEEE
Abstract—Traditionally, random access protocols have been designed and studied by assuming simple models for the physical layer. We introduce a reception model that incorporates ...
CARDIS
2000
Springer
14 years 1 months ago
2000
Springer
: This paper describes JCCap, a protection facility for cooperating applications in the context of Java Card. It enables the control of access rights between mutually suspicious ap...