65 search results - page 9 / 13 » The ARBAC99 Model for Administration of Roles |
ICDE
2008
IEEE
14 years 11 months ago
2008
IEEE
Abstract-- A decomposition of a binary matrix into two matrices gives a set of basis vectors and their appropriate combination to form the original matrix. Such decomposition solut...
CSFW
2012
IEEE
12 years 7 days ago
2012
IEEE
—Role-based Access Control (RBAC) is one of the most widespread security mechanisms in use today. Given the growing complexity of policy languages and access control systems, ver...
HICSS
2003
IEEE
14 years 3 months ago
2003
IEEE
During workflow design, workflow modelers generally specify the performers of a task by their organizational role. However, during workflow enactment, numerous workers with differ...
CSFW
2004
IEEE
14 years 1 months ago
2004
IEEE
Workflow management systems (WFMSs) have attracted a lot of interest both in academia and the business community. A workflow consists of a collection of tasks that are organized t...
JUCS
2008
13 years 9 months ago
2008
: Information Technology (IT) has evolved over time from its traditional use as administrative support towards a more strategic role to enforce business processes (BP). But several...