124 search results - page 22 / 25 » TRBAC: a temporal role-based access control model |
CCS
2009
ACM
14 years 8 months ago
2009
ACM
In this paper, we propose a conceptual framework for developing a family of models for Group-Centric information sharing. The traditional approach to information sharing, characte...
RTSS
2007
IEEE
14 years 1 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...
EMSOFT
2006
Springer
13 years 11 months ago
2006
Springer
Upper bounds on worst-case execution times, which are commonly called WCET, are a prerequisite for validating the temporal correctness of tasks in a real-time system. Due to the e...
LFCS
2009
Springer
14 years 2 months ago
2009
Springer
Memory logics are a family of modal logics in which standard relational structures are augmented with data structures and additional operations to modify and query these structure...
CSFW
2005
IEEE
14 years 1 months ago
2005
IEEE
Modelling security policies requires means to specify permissions and prohibitions. However, this is generally not sufficient to express security properties such as availability ...