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Sigrid Schefer-Wenzl

Dr.rer.soc.oec. Sigrid Schefer-Wenzl M.Sc.
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CV

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Researcher Identifier

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Awards and Honors

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Classifications

  • 1108 Informatics (Details)
  • 1146 Management information systems (Details)
  • 5306 Business data processing (Details)
  • 5367 Management information systems (Details)

Expertise

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Activities

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Publications

Journal article

2014 Schefer-Wenzl, Sigrid, Strembeck, Mark. 2014. Modeling Support for Role-Based Delegation in Process-Aware Information Systems. Business & Information Systems Engineering 6 (4): 215-237. (Details)
  Schefer-Wenzl, Sigrid, Strembeck, Mark. 2014. Modellierungsunterstützung für die rollenbasierte Delegation in prozessgestützten Informationssystemen. Wirtschaftsinformatik (formerly: Angewandte Informatik) 56 (4): 237-260. (Details)
  Schefer-Wenzl, Sigrid, Strembeck, Mark. 2014. Model-driven Specification and Enforcement of RBAC Break-Glass Policies for Process-Aware Information Systems. Information and Software Technology 56 (10): ---. (Details)
  Prescher, Johannes, Schefer-Wenzl, Sigrid, Baumgraß, Anne, Strembeck, Mark, Mendling, Jan. 2014. Towards a Comprehensive Complexity Assessment of RBAC Models. EMISA FORUM 34 (2): 12-23. (Details)
2013 Schefer-Wenzl, Sigrid, Strembeck, Mark. 2013. Modelling context-aware RBAC models for mobile business processes. International Journal of Wireless and Mobile Computing 6 (5): 448-462. (Details)

Contribution to conference proceedings

2014 Schefer-Wenzl, Sigrid, Feiertag, Katharina. 2014. A Domain-Specific Language for XML-Security Standards. In Proc. of the International Workshop on DSL Architecting & DSL-based Architectures (DADA), Hrsg. ACM, ---. Vienna, Austria: (Details)
  Schefer-Wenzl, Sigrid. 2014. Role-based Delegation and Revocation in xoRBAC - Implementation Experiences. In Proc. of the 13th IASTED International Conference on Software Engineering (SE), Hrsg. IASTED, ---. Innsbruck, Austria: (Details)
  Schefer-Wenzl, Sigrid, Lovasz-BUKVOVA, Helena, Strembeck, Mark. 2014. A Review of Delegation and Break-Glass Models for Flexible Access Control Management. In Proc. of the 6th Workshop on Applications of Knowledge-Based Technologies in Business (AKTB), Lecture Notes in Business Information Processing (LNBIP), Vol. 183, Hrsg. Springer, 1-12. Larnaca, Cyprus: Springer. (Details)
  Hopfmüller, David, Schefer-Wenzl, Sigrid, Strembeck, Mark. 2014. Kaskadierender Widerruf von Delegationen in prozessbasierten Informationssystemen. In Lecture Notes in Informatics, Hrsg. GI, 805-816. Stuttgart: (Details)
2013 Leitner, Maria, Schefer-Wenzl, Sigrid, Rinderle-Ma, Stefanie, Strembeck, Mark. 2013. An Experimental Study on the Design and Modeling of Security Concepts in Business Processes. In Proc. of the 6th IFIP WG8.1 Working Conference on the Practice of Enterprise Modelling (PoEM), Hrsg. -, ---. Riga, Latvia: Springer Verlag. (Details)
  Schefer-Wenzl, Sigrid, Sobernig, Stefan, Strembeck, Mark. 2013. Evaluating a UML-based Modeling Framework for Process-related Security Properties: A Qualitative Multi-Method Study. In Proc. of the 21st European Conference on Information Systems (ECIS), Hrsg. -, ---. Utrecht, The Netherlands: AIS Association for Information Systems. (Details)
  Schefer-Wenzl, Sigrid, Strembeck, Mark. 2013. Generic Support for RBAC Break-Glass Policies in Process-Aware Information Systems. In Proc. of the 28th ACM Symposium on Applied Computing (SAC), Hrsg. ACM Digital Library, ---. Coimbra, Portugal: (Details)
2012 Leitner, Maria, Baumgraß, Anne, Schefer-Wenzl, Sigrid, Rinderle-Ma, Stefanie, Strembeck, Mark. 2012. A Case Study on the Suitability of Process Mining to Produce Current-State RBAC Models. In BPM 2012 Workshops, Proc. of the Workshop on Security in Business Processes (SBP), Lecture Notes in Business Information Processing (LNBIP), Hrsg. Marcello La Rosa, Pnina Soffer, ---. Tallinn, Estonia: Springer. (Details)
  Schefer-Wenzl, Sigrid, Strembeck, Mark. 2012. A UML Extension for Modeling Break-Glass Policies. In Proc. of the 5th International Workshop on Enterprise Modelling and Information Systems Architectures (EMISA), Hrsg. Stefanie Rinderle-Ma, Mathias Weske, 25-38. Wien: Springer. (Details)
  Schefer-Wenzl, Sigrid, Strembeck, Mark. 2012. Modeling Context-Aware RBAC Models for Business Processes in Ubiquitous Computing Environments. In Proc. of the 3rd International Conference on Mobile, Ubiquitous, and Intelligent Computing (MUSIC), Hrsg. -, ---. Vancouver, Canada: IEEE Computer Society. (Details)
  Hoisl, Bernhard, Sobernig, Stefan, Schefer-Wenzl, Sigrid, Strembeck, Mark, Baumgraß, Anne. 2012. Design Decisions for UML and MOF based Domain-specific Language Models: Some Lessons Learned. In Proceedings of the 2nd Workshop on Process-based approaches for Model-Driven Engineering (PMDE), Hrsg. H. Störrle, G. Botterweck, M. Bourdellès, D. Kolovos, R. Paige, E. Roubtsova, J. Rubin, and J.-P. Tolvanen, 303-314. Kgs. Lyngby: Technical University of Denmark (DTU). (Details)
  Schefer-Wenzl, Sigrid, Strembeck, Mark, Baumgraß, Anne. 2012. An Approach for Consistent Delegation in Process-Aware Information Systems. In Proc. of the 15th International Conference on Business Information Systems (BIS), Lecture Note in Business Information Processing (LNBIP), Vol. 117, Springer, Hrsg. Witold Abramowicz, Dalia Kriksciuniene, Virgilijus Sakalauskas, 60-71. Vilnius, Lithuania: Springer Verlag. (Details)
  Baumgraß, Anne, Schefer-Wenzl, Sigrid, Strembeck, Mark. Forthcoming. Deriving Process-Related RBAC Models from Process Execution Histories. In 4th IEEE International Workshop on Security Aspects in Processes and Services Engineering (SAPSE), 2012 IEEE 36th International Conference on Computer Software and Applications Workshops (COMPSACW 2012), Hrsg. Izmir, Turkey: (Details)
2011 Schefer, Sigrid, Strembeck, Mark, Mendling, Jan. 2011. 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, Hrsg. Farouk Toumani, Karsten Wolf, Stefanie Rinderle-Ma, 465-470. Clermont-Ferrand, France: Springer Verlag. (Details)
  Schefer, Sigrid. 2011. 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, Hrsg. IEEE, 680-685. Vienna, Austria: (Details)
  Schefer, Sigrid, Strembeck, Mark, Mendling, Jan, Baumgraß, Anne. 2011. 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, Hrsg. Meersman, Robert et al., 329-346. Crete, Greece: Springer Verlag. (Details)
  Schefer, Sigrid, Strembeck, Mark. 2011. 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), Hrsg. Lecture Notes in Business Information Processing (LNBIP), 600-608. London, GB: Springer. (Details)
  Schefer, Sigrid, Strembeck, Mark. 2011. Modeling Process-Related Duties with Extended UML Activity and Interaction Diagrams. In Proc. of the International Workshop on Flexible Workflows in Distributed Systems, Workshops der wissenschaftlichen Konferenz Kommunikation in verteilten Systemen (WowKiVS), Electronic Communications of the EASST, Vol. 37, Hrsg. ECEASST, ---. Kiel, Germany: -. (Details)

Paper presented at an academic conference or symposium

2014 Schefer-Wenzl, Sigrid. 2014. A Domain-Specific Language for XML-Security Standards. International Workshop on DSL Architecting & DSL-based Architectures (DADA), Vienna, Österreich, 25.08.-27.08.. (Details)
  Schefer-Wenzl, Sigrid. 2014. A Review of Delegation and Break-Glass Models for Flexible Access Control Management. 6th Workshop on Applications of Knowledge-Based Technologies in Business (AKTB), Larnaca, Zypern, 21.05.-23.05.. (Details)
  Schefer-Wenzl, Sigrid. 2014. Role-based Delegation and Revocation in xoRBAC - Implementation Experiences. 13th IASTED International Conference on Software Engineering (SE), Innsbruck, Österreich, 17.02.-19.02.. (Details)
2013 Schefer-Wenzl, Sigrid. 2013. Generic Support for RBAC Break-Glass Policies in Process-Aware Information Systems. Proc. of the 28th ACM Symposium on Applied Computing (SAC), Coimbra, Portugal, 19.03.-22.03.. (Details)
2012 Schefer-Wenzl, Sigrid. 2012. A UML Extension for Modeling Break-Glass Policies. 5th International Workshop on Enterprise Modelling and Information Systems Architectures (EMISA), Vienna, Österreich, 12.09.-14.09.. Invited Talk (Details)
  Schefer-Wenzl, Sigrid. 2012. An Approach for Consistent Delegation in Process-Aware Information Systems. 15th International Conference on Business Information Systems (BIS), Vilnius, Litauen, 21.05.-23.05.. Invited Talk (Details)
  Schefer-Wenzl, Sigrid. 2012. Modeling Context-Aware RBAC Models for Business Processes in Ubiquitous Computing Environments. 3rd International Conference on Mobile, Ubiquitous, and Intelligent Computing (MUSIC), Vancouver, Kanada, 26.06.-28.06.. Invited Talk (Details)
2011 Schefer-Wenzl, Sigrid. 2011. Checking Satisfiability Aspects of Binding Constraints in a Business Process Context. BPM Workshop on Workflow Security Audit and Certification (WfSAC 2011), Clermont-Ferrand, Frankreich, 29.08.-30.08.. (Details)
  Schefer-Wenzl, Sigrid. 2011. Consistency Checks for Duties in Extended UML2 Activity Models. International Workshop on Security Aspects in Process-Aware Information Systems (SAPAIS 2011), Vienna, Österreich, 22.08.-26.08.. (Details)
  Schefer-Wenzl, Sigrid. 2011. Detecting and Resolving Conflicts of Mutual-Exclusion and Binding Constraints in a Business Process Context. International Conference on Cooperative Information Systems (CoopIS), Crete, Griechenland, 19.10.-21.10.. Invited Talk (Details)
  Schefer-Wenzl, Sigrid. 2011. Modeling Process-Related Duties with Extended UML Activity and Interaction Diagrams. International Workshop on Flexible Workflows in Distributed Systems (WiVS 2011), Kiel, Deutschland, 08.03.-11.03.. (Details)
  Schefer-Wenzl, Sigrid. 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, Großbritannien, 20.06.-24.06.. (Details)

Working/discussion paper, preprint

2012 Hoisl, Bernhard, Sobernig, Stefan, Schefer-Wenzl, Sigrid, Strembeck, Mark, Baumgraß, Anne. 2012. A Catalog of Reusable Design Decisions for Developing UML- and MOF-based Domain-Specific Modeling Languages. Technical Reports / Institute for Information Systems and New Media, 2012/01. WU Vienna University of Economics and Business, Vienna. (Details)

Dissertation

2013 Schefer-Wenzl, Sigrid. 2013. Model-Driven Specification of Access Control Constraints for Process-Aware Information Systems. Dissertation, WU Vienna. (Details)

Diploma thesis

2009 Schefer, Sigrid. 2009. Delegation von Rollen und Rechten: Realisierung einer Erweiterung zur rollenbasierten Delegation für xoRBAC. Diplomarbeit, WU Wien. (Details)

Projects

  • No projects found.