Specifying Selected Security Features of Inter-Organizational Workflows

Workflow security introduces a shift from traditional subject-object-rights focus of database to a transaction oriented one. Inter-organizational workflow provides solution for data sharing and work coordination at a global level. A secure computing infrastructure is needed to support their missions. Security features are incorporated for each participating organization as well as for the overall inter-organizational workflow. Security features such as authentication and non-repudiation are incorporated in models of inter-organizational workflows. Petri nets are used for incremental specification of inter-organizational workflows with security features