Access control is an important protection mechanism for information systems. An access control matrix grants subjects privileges to objects. Today, access control matrices are sta...
More and more companies use "process aware" information systems to make their business processes more efficient. To do this, workflow definitions must be formulated in a ...
We study concurrent processes modelled as workflow Petri nets extended with resource constraints. We define a behavioural correctness criterion called soundness: given a sufficient...
We address the verification of programmable logic controllers (PLC). In our approach, a PLC program is translated into a special type of colored Petri net, a so-called register net...
Abstract. Over the last decade there has been a shift from "data-aware" information systems to "process-aware" information systems. To support business processe...