SPAA
1997
ACM
14 years 7 months ago
1997
ACM
Consider a set of shared objects in a distributed network, where several copies of each object may exist at any given time. To ensure both fast access to the objects as well as e ...
CSE
2009
IEEE
14 years 9 months ago
2009
IEEE
—Constraints are an important part of role-based access control policies. The safety or security of a system is maintained by enforcing constraints that are specified in the pol...