Role-based authorizations for workflow systems in support of task-based separation of duty.

Duen-Ren Liu Mei-Yu Wu Shu-Teng Lee

Published in: J. Syst. Softw. (2004)

Keyphrases

workflow systems
access control
workflow management
temporal constraints
business processes
fine grained
workflow execution
workflow model
widely recognized
security policies
process model
access control policies
scientific workflows
active databases
data model
business process
mobile agents
workflow specification