Andreas Schaad, Karsten Sohr, Michael Drouineaud
Abstract: Demonstrating the safety of a system (ie. avoiding the undesired propagation of access rights or indirect access through some other granted resource) is one of the goals of access control...
Modelling Task Delegation for Human-Centric eGovernment Workflows (2009)
Gaaloul, Khaled, Charoy, François, Schaad, Andreas
The execution of cross-domain eGovernment applications is a challenging topic. eGovernment organisations are facilitated and conducted using workflow management systems. Workflows automates the...
Modelling Task Delegation for Human-Centric eGovernment Workflows (2009)
Gaaloul, Khaled, Charoy, François, Schaad, Andreas
The execution of cross-domain eGovernment applications is a challenging topic. eGovernment organisations are facilitated and conducted using workflow management systems. Workflows automates the...
Modelling Task Delegation for Human-Centric eGovernment Workflows (2009)
Gaaloul, Khaled, Charoy, François, Schaad, Andreas
The execution of cross-domain eGovernment applications is a challenging topic. eGovernment organisations are facilitated and conducted using workflow management systems. Workflows automates the...
Modelling Task Delegation for Human-Centric eGovernment Workflows (2009)
Gaaloul, Khaled, Charoy, François, Schaad, Andreas
The execution of cross-domain eGovernment applications is a challenging topic. eGovernment organisations are facilitated and conducted using workflow management systems. Workflows automates the...
Abstract. Demonstrating the safety of a system (ie. avoiding the undesired propagation of access rights or indirect access through some other granted resource) is one of the goals of access control...
A case study of separation of duty properties in the context of the Austrian “eLaw ” process. (2008)
Andreas Schaad, Pascal Spadone
Over the last few years rapid progress has been made in moving from conceptual studies, “whitepapers ” and initiatives to the actual deployment of e-Government systems [13]. In this paper we...
Christian Liesegang, Sap Ag, Mathias Kohler, Sap Ag, Andreas Schaad, Sap Ag
ORKA is funded by the German Ministry of Education and Research (BMBF) as part of its Software Engineering 2006 programme. © 2006 ORKA Consortium 2
A Secure Task Delegation Model for Workflows (2008)
Gaaloul, Khaled, Schaad, Andreas, Flegel, Ulrich, Charoy, François
Workflow management systems provide some of the required technical means to preserve integrity, confidentiality and availability at the control-, data- and task assignment layers of a workflow. We...
A Secure Task Delegation Model for Workflows (2008)
Gaaloul, Khaled, Schaad, Andreas, Flegel, Ulrich, Charoy, François
Workflow management systems provide some of the required technical means to preserve integrity, confidentiality and availability at the control-, data- and task assignment layers of a workflow. We...
Collaboration for Human-Centric eGovernment Workflows (2007)
Gaaloul, Khaled, Charoy, François, Schaad, Andreas, Lee, Hannah
The execution of cross-domain eGovernment processes is a challenging topic. In earlier work, we presented an approach based on collaborative workflows to support eGovernment interoperability....
Collaboration for Human-Centric eGovernment Workflows (2007)
Gaaloul, Khaled, Charoy, François, Schaad, Andreas, Lee, Hannah
The execution of cross-domain eGovernment processes is a challenging topic. In earlier work, we presented an approach based on collaborative workflows to support eGovernment interoperability....
A model-checking approach to analysing organisational controls in a loan origination process (2006)
Demonstrating the safety of a system (ie. avoiding the undesired propagation of access rights or indirect access through some other granted resource) is one of the goals of access control research,...
From business process choreography to authorization policies (2006)
Philip Robinson, Florian Kerschbaum, Andreas Schaad
Abstract. A choreography specifies the interactions between the resources of multiple collaborating parties at design time. The runtime management of authorization policies in order to support such a...
A framework for organisational control principles / (2003)
Thesis (Ph.D.)--University of York, 2003.
A Framework for Organisational Control Principles (2003)
Just as organisations have goals describing their primary business objectives, they also have goals with respect to controlling how these objectives are met. These are the control goals of an...
An Administration Concept for the Enterprise Role-Based Access Control Model (2003)
Axel Kern, Andreas Schaad, Jonathan Moffett
Using an underlying role-based model for the administration of roles has proved itself to be a successful approach. This paper sets out to describe the enterprise role-based access control model...
A Lightweight Approach to Specification and Analysis of Role-based Access Control Extensions (2002)
Andreas Schaad, Jonathan D. Moffett
Role-based access control is a powerful and policy-neutral concept for enforcing access control. Many extensions have been proposed, the most significant of which are the decentralised administration...
A Framework for Organisational Control Principles (2002)
Andreas Schaad, Jonathan D. Moffett
Organisational control principles, such as those expressed in the separation of duties, supervision, review and delegation, support the main business goals and activities of an organisation. Some of...
The Role-Based Access Control System of a European Bank: A Case Study and Discussion (2001)
Andreas Schaad, Jonathan Moffett, Jeremy Jacob
Research in the area of role-based access control has made fast progress over the last few years. However, little has been done to identify and describe existing role-based access control systems...
The Role-Based Access Control System of a European Bank: A Case Study and Discussion (2001)
Research in the area of role-based access control has made fast progress over the last few years. However, little has been done to identify and describe existing role-based access control systems...