Organisation

1. BPM Workshop on Workflow Security Audit and Certification (co-organizer with Wil van der Aalst; accepted papers).
2. Petri Nets 2012 Workshop on Petri Net-based Security (with Tadao Murata and Silvio Ranise).
3. InSPEC'09: Workshop on Security and Privacy in Enterprise Computing.
   With Ernesto Damiani, Florian Kerschbaum and Frank Innerhofer-Oberperfler.
4. APE'08: Workshop on Advances in Policy Enforcement.
   With Sandro Etalle and Will Winsborough.
5. SeCAS: Security in Autonomous Systems.
   With Jan Peters.

Program Committee

1. CEC'12: Conference on Commerce and Enterprise Computing.
2. NSS'12: Conference on Network and System Security. (also: NSS'11)
3. DEXA'12: Database and Expert Systems Applications. (Also: DEXA'11, DEXA'10, DEXA'09)
4. SAPSE'12: Workshop on Security Aspects of Process and Services Engineering. (Also: SAPSE'11, SAPSE'10, SAPSE'09)
5. HICSS'12: Hawaii International Conference on System Sciences.
6. CCS Workshop on Privacy in the Electronic Society (also: WPES'10, WPES'09).
7. SIMPDA'11: IFIP Symposium on Data-Drive Process Discovery and Analysis.
8. ReISOC'11: International Workshop on Resilience and ICT for Secure Open Cities.
9. OTM DOA-SVI'11:Symposium on Secure Virtual Infrastructures.
10. STM'11: ERCIM Workshop on Security and Trust Management (Also: STM'10).
11. IWSEC'11: International Workshop on Security. (Also: IWSEC'10)
    
12. RISI'11Workshop on Resilience and IT-Risk in Social Infrastructures. (Co-located with ARES'11)
13. ARES'11: Conference on Availability, Reliability and Security. (Also: ARES'10, ARES'09, ARES'08, ARES'07, ARES'06)
14. IFM'11: Conference on IT Incident Management und IT Forensics.
15. RACS'11: Conference on Reliable & Autonomous Computational Science. (Also: RACS'10)
16. CFSE'11: Workshop on Computer Forensics in Software Engineering.
17. SMPE'11: 4rd Symposium on Security and Multi-modality in Pervasive Environment. (Also: SMPE'10, SMPE'09)
18. WISTP'11: Workshop on Information Security and Practices. (Also: WISTP'10, WISTP'09, WISTP'08)
19. WSBPS'10: Workshop on Web Service and Business Process Security.
20. WS2'10: Workshop on Services Security.
21. CSFE'10: Computer Forensics in Software Engineering.
    
22. ICSEA'10: 4th International Conference on Software Engineering Advances. (Also ICSEA'09, ICSEA'08, ICSEA'07, ICSEA'06)
23. SH'10: Int'l Symposium on Smart Home.
    (Track: Security and Reliability)
24. AINA'10: IEEE 24th International Conference on Advanced Information Networking and Application.
    Track on security, privacy and trust.
25. SWS'09: Workshop on Secure Web Services.
    Co-located with the ACM CCS'09.
26. CSA'09: Conference on Computer Science and its Applications.
    Track on security and trust management.
27. WSP'09: International Workshop on Web Services Performance.
    Colocated with IEEE Congress on Services.
28. NBiS'09: 3rd International Conference on Network-Based Information Systems.
29. ICSEA'09: 4th International Conference on Software Engineering Advances. (Also ICSEA'08, ICSEA'07, ICSEA'06)
30. ARES'09: Conference on Availability, Reliability and Security. (Also: ARES'08, ARES'07, ARES'06)
31. InSPEC'08: Workshop on Security and Privacy in Enterprise Computing.

Reviewer for

• ACM: Communications of the ACM; Transactions on Information and System Security
• Elsevier: Journal of System Software; Journal of Network and Computer Applications; Computer Communications; Theoretical Computer Science
• IEEE: Security and Privacy; Pervasive Computing
• Springer: Service-oriented Computing and Applications; Personal and Ubiquitous Computing; Software and Systems Modelling
• International Journal of Critical Computer-Based Systems
• Journal of Universal Computer Science
• Journal of Information System Security
• Transactions on Internet Research

Editorial board

• Wiley Security and Communication Networks Journal
• International Journal of Secure Software Engineering