882 search results - page 144 / 177 » On the Negotiation of Access Control Policies |
ENTCS
2006
13 years 8 months ago
2006
Community decisions about access control in virtual communities are non-monotonic in nature. This means that they cannot be expressed in current, monotonic trust management langua...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Combining data and code from third-party sources has enabled a new wave of web mashups that add creativity and functionality to web applications. However, browsers are poorly desi...
HPDC
1998
IEEE
14 years 6 days ago
1998
IEEE
One of the most difficult problems to be solved by metacomputing systems is to ensure strong authentication and authorization. The problem is complicated since the hosts involved ...
JSW
2008
13 years 8 months ago
2008
Being increasingly equipped with highly-accurate positioning technologies, today's mobile phones enable their owners to transmit their current position over the cellular netwo...
RTSS
2007
IEEE
14 years 2 months ago
2007
IEEE
It is challenging to process transactions in a timely fashion using fresh data, e.g., current stock prices, since database workloads may considerably vary due to dynamic data/reso...