BPMN is a standard for modeling business processes and provides meta model concepts for
the design of extensions. Thus, domain-specific extensions of the BPMN are facilitated. This …

Privacy-enhancing technologies play an important role in preventing the disclosure of
private data as information is transmitted and processed. Although business process model …

Collaborative business processes can be seen as smart contracts, as they are oftentimes
adopted to express agreements among different organizations. Indeed, they provide …

Requirements are inherently prone to conflicts. Security, data-minimization, and fairness
requirements are no exception. Importantly, undetected conflicts between such requirements …

Modern information systems are large-sized and comprise multiple heterogeneous and
autonomous components. Autonomy enables decentralization, but it also implies that …

Modern information systems are increasingly large and consist of an interplay of technical
components and social actors (humans and organizations). Such interplay threatens the …

In this paper, we present a novel, threshold-free robust estimation framework capable of
efficiently fitting models to contaminated data. While RANSAC and its many variants have …

Abstract Business Process Model and Notation (BPMN) is the de facto standard for business
process modeling. One of the most important aspect of business process models is security …

Every so often a paper is published presenting a new extension for modelling cyber security
requirements in Business Process Model and Notation (BPMN). The frequent production of …

Detecting conflicts between security and data-minimization requirements is a challenging
task. Since such conflicts arise in the specific context of how the technical and organizational …