Sigrid has joined the Institute for Information Systems and New Media as a research and teaching associate in September 2009. Since 2010, Sigrid is also a member of the researcher team at Secure Business Austria research and competence center. She received a Master degree in Business Administration as well as a Bachelor and a Master degree in Information Systems from the WU Vienna (with honors). During her Master studies she spent one semester abroad at the Uppsala University in Sweden. Currently, Sigrid is working on her doctoral thesis in the fields of business process modeling and security.
Prior to joining the Institute for Information Systems and New Media, Sigrid was tutor and study assistant at the Institute for Information Business and the Institute for Human Resource Management at WU Vienna. Furthermore, she worked part-time for several software and consulting companies.
Current Teaching
Research Interests
- Business process and workflow management
- Business process modeling
- Security
- Access Control
Diploma/Master/Bachelor thesis topics
Please contact me for topics in the fields of business process modeling and security.
Honors & Grants
- Member of WU Center of Excellence Honors Program
- 7 Academic Excellence Grants from WU Vienna
- Erasmus scholarship for Study Exchange Program, Uppsala University (Sweden)
Publications
- A. Baumgrass, S. Schefer-Wenzl, M. Strembeck: Deriving Process-Related RBAC Models from Process Execution Histories, 4th IEEE International Workshop on Security Aspects in Processes and Services Engineering (SAPSE), July 2012, Accepted for publication.
- S. Schefer-Wenzl, M. Strembeck: Modeling Context-Aware RBAC Models for Business Processes in Ubiquitous Computing Environments, International Conference on Mobile, Ubiquitous and Intelligent Computing (MUSIC), June 2012, Accepted for publication.
- S. Schefer-Wenzl, M. Strembeck, A. Baumgrass: An Approach for Consistent Delegation in Process-Aware Information Systems, 15th International Conference on Business Information Systems (BIS), May 2012, Accepted for publication.
- S. Schefer, M. Strembeck, J. Mendling, A. Baumgrass: Detecting and Resolving Conflicts of Mutual-Exclusion and Binding Constraints in a Business Process Context, In: OTM Conferences (1) 2011, Proc. of the 19th International Conference on Cooperative Information Systems (CoopIS), Lecture Notes in Computer Science (LNCS), Vol. 7044, Springer Verlag, Crete, Greece, October 2011. (pdf, extended version)
- S. Schefer, M. Strembeck, J. Mendling: Checking Satisfiability Aspects of Binding Constraints in a Business Process Context, In: BPM 2011 Workshops (2), Proc. of the BPM Workshop on Workflow Security Audit and Certification (WfSAC), Lecture Notes in Business Information Processing (LNBIP), Vol. 100, Springer Verlag, Clermont-Ferrand, France, August 2011. (pdf)
- S. Schefer: Consistency Checks for Duties in Extended UML2 Activity Models, In: Proc. of the Sixth International Conference on Availability, Reliability and Security (ARES), International Workshop on Security Aspects in Process-Aware Information Systems, IEEE, Vienna, Austria, August 2011. (pdf)
- S. Schefer, M.Strembeck: Modeling Support for Delegating Roles, Tasks, and Duties in a Process-Related RBAC Context, In: CAiSE Workshops 2011, Proc. of the International Workshop on Information Systems Security Engineering (WISSE), Lecture Notes in Business Information Processing (LNBIP), Vol. 83, Springer Verlag, London, Great Britain, June 2011. (pdf)
- S. Schefer, M. Strembeck: Modeling Process-Related Duties with Extended UML Activity and Interaction Diagrams, In: Electronic Communications of the EASST: Kommunikation in verteilten Systemen, Vol. 37, March 2011. (online, pdf, extended version)
Talks
- Detecting and Resolving Conflicts of Mutual-Exclusion and Binding Constraints in a Business Process Context, International Conference on Cooperative Information Systems (CoopIS), Crete, October 2011.
- Checking Satisfiability Aspects of Binding Constraints in a Business Process Context, BPM Workshop on Workflow Security Audit and Certification (WfSAC 2011), Clermont-Ferrand, August 2011.
- Consistency Checks for Duties in Extended UML2 Activity Models, International Workshop on Security Aspects in Process-Aware Information Systems (SAPAIS 2011), Vienna, August 2011.
- Modeling Support for Delegating Roles, Tasks, and Duties in a Process-Related RBAC Context, International Workshop on Information Systems Security Engineering (WISSE 2011), London, June 2011.
- Modeling Process-Related Duties with Extended UML Activity and Interaction Diagrams, International Workshop on Flexible Workflows in Distributed Systems (WiVS 2011), Kiel, March 2011.
