Control flow elements are important in process models. Such elements usually appear in graphic models as splits and joins of activity sequences. Workflow patterns reflect possible ...
In an e-service environment, contracts are important for attaining business process interoperability and enforcing their proper enactment. An e-contract is the computerized facili...
Abstract. Over the last decade there has been a shift from "data-aware" information systems to "process-aware" information systems. To support business processe...
This paper motivates a novel metamodel and methodology for specifying cross-organizational business interactions that is based on Tropos. Current approaches for business modeling a...
Separation of duties (SoD) is a key security requirement for many business and information systems. Role Based Access Controls (RBAC) is a relatively new paradigm for protecting i...
David W. Chadwick, Wensheng Xu, Sassa Otenko, Roma...