Klaus Wehrle (Professor)

Klaus Wehrle, Dr.-Ing., Professor





RWTH Aachen University
Chair of Communication and Distributed Systems (COMSYS, Informatik 4) 
Ahornstraße 55, building E3, office 9011
D-52074 Aachen / Germany

Phone: (+49) 241/80-21402, Fax: (+49) 241/80-22222
Email: wehrle <at> comsys.rwth-aachen.de





Email / Exam Policy

Email / Exam Policy


Exam Dates and Procedure:

Dates for oral exams are offered biweekly, every second Wednesday from 3pm till 6pm.

If you plan to do an oral exam, please follow this procedure:

  1. reserve a slot in advance at the COMSYS office (office(at)comsys.rwth-aachen.de) with mentioning your study program and the planned lectures to be examined. We will confirm the combination subsequently. Please download our examination sheet, fill it in, and keep it till you exam date.
  2. confirm the exam slot latest four weeks ahead of your exam at the COMSYS office (office(at)comsys.rwth-aachen.de). but be sure, that you are well prepared for the exam at that time.
  3. if you plan to have an oral exam with two professors, please check first the availability of slots with the ComSys office and then find a joint date with the other examiner. Then book the final date at the ComSys office.
  4. after reserving a slot please register at ZPA (Central Exam Registry, Zentrales Prüfungsamt) for the oral exam! As for all other exams, a registration with ZPA is mandatory before the exam date. Note that on our examination sheet you have to sign that you are registered with ZPA.
  5. bring the examination sheet with you on the exam day, and hand it over to us at the beginning of the exam.

For teaching related emails, please use the following mail address: teaching (at) comsys.rwth-aachen.de If you are looking for a second advisor (Zweitgutachter) for your Bachelor's / Master's thesis, please consult the following website.

For scientific, project or other research/universiy-related purposes,
please use the following address: wehrle (at) comsys.rwth-aachen.de



Klaus Wehrle is professor of Computer Science and head of the Chair of Communication and Distributed Systems (Informatik 4) at RWTH Aachen University, and affiliated researcher at the Fraunhofer Institute FKIE.
Currently, he also serves as acting head of the Computer Science Department of RWTH Aachen University.

He received his Diploma (1999) and PhD (Dr.-Ing., 2002) degrees from University of Karlsruhe (now KIT), both with honors. His doctoral thesis on flexible and scalable quality-of-service mechanisms for the next generation Internet was awarded with the Doctoral Dissertation Award of Südwestmetall Association and the FZI Doctoral Dissertation Award (Research Center for Information Technologie, FZI).

In 2002 and 2003, Klaus was postdoctoral researcher at the International Computer Science Institute at University of California at Berkeley (UCB).
In 2004 he was awarded a DFG Emmy Noether (starting) grant and established a junior research group on Protocol Engineering and Distributed Systems at University of Tübingen. 
In 2006, he joined RWTH Aachen University as associate professor, since 2010 as full professor.

His research activities are focused on (but not limited to) engineering of networking protocols, (formal) methods for protocol engineering and network analysis, network simulation, reliable communication software as well as all operating system issues of networking. 
His research is mainly funded by German Science Foundation (Deutsche Forschungsgemeinschaft, DFG), by the European Research Council (through an ERC CoG and an ERC PoC Grant), the EU, the German government (BMBF, BMWi), the state of NRW and by industrial partners.
Currently, he is co-coordinating the DFG Priority Programme on Cyber-Physical Networking.

He is a member of IEEE, ACM, Sigcomm, GI (German Informatics Society), VDE, and GI/ITG-Fachgruppe KuVS.
He serves as representative for the fields EE and CS in the main evaluation board of Alexander-von-Humboldt Foundation and served as elected representative for communication systems (DFG Fachkollegiat) at the German Science Foundation (DFG). 
Klaus was awarded Junior Researcher of the Year (2007) by the German Association of Professors (Dt. Hochschulverband).
He is member of ACATECH, the German National Academy of Science and Engineering. 





L, Q, R, and T - Which Spin Bit Cousin is here to stay?
ANRW '21: Proceedings of the Applied Networking Research Workshop
July 2021
Ike Kunze, Philipp Niemietz, Liam Tirpitz, René Glebke, Daniel Trauth, Thomas Bergs and Klaus Wehrle
Proceedings of the 2020 IEEE 29th International Symposium on Industrial Electronics (ISIE)
Publisher: IEEE,
June 2021
Service-based Forwarding via Programmable Dataplanes
Proceedings of the 2021 IEEE International Conference on High Performance Switching and Routing: Workshop on Semantic Addressing and Routing for Future Networks (SARNET-21)
Publisher: IEEE,
June 2021
to be published
Simon Mangel, Lars Gleim, Jan Pennekamp, Klaus Wehrle and Stefan Decker
Proceedings of the 18th Extended Semantic Web Conference (ESWC '21), June 6-10, 2021, Heraklion, Greece, page 265-283.
Publisher: Springer,
June 2021
ISBN: 978-3-030-77384-7
Armin F. Buckhorst, Benjamin Montavon, Dominik Wolfschläger, Melanie Buchsbaum, Amir Shahidi, Henning Petruck, Ike Kunze, Jan Pennekamp, Christian Brecher, Mathias Hüsing, Burkhard Corves, Verena Nitsch, Klaus Wehrle and Robert H. Schmitt
Procedia CIRP, 99:448-453
May 2021
ISSN: 2212-8271
Lennart Bader, Jan Pennekamp, Roman Matzutt, David Hedderich, Markus Kowalski, Volker Lücken and Klaus Wehrle
Information Processing & Management, 58(3)
May 2021
ISSN: 0306-4573
Ike Kunze, Moritz Gunz, David Saam, Klaus Wehrle and Jan Rüth
Proceedings of the International Symposium on Integrated Network Management (IM '21)
Publisher: IFIP/IEEE,
May 2021
Ike Kunze, René Glebke, Jan Scheiper, Matthias Bodenbenner, Robert H. Schmitt and Klaus Wehrle
Proceedings of the 4th IEEE International Conference on Industrial Cyber-Physical Systems (ICPS '21)
Publisher: IEEE,
May 2021
Proceedings of the 1st ACM Workshop on Secure and Trustworthy Cyber-Physical Systems (SaT-CPS '21), co-located with the 11th ACM Conference on Data and Application Security and Privacy (CODASPY '21), April 26-28, 2021, Virtual Event, USA, page 78–87.
Publisher: ACM,
April 2021
ISBN: 978-1-4503-8319-6/21/04
Proceedings of the Passive and Active Measurement Conference (PAM '21)
Publisher: Springer,
March 2021
Eva-Maria Schomakers, Chantal Lidynia, Dirk Müllmann, Roman Matzutt, Klaus Wehrle, Indra Spiecker gen. Döhmann and Martina Ziefle
Insights on Data Sensitivity from the Technical, Legal and the Users' Perspectives
Computer Law Review International, 22(1):8-15
February 2021
ISSN: 1610-7608
Eva-Maria Schomakers, Chantal Lidynia, Dirk Müllmann, Roman Matzutt, Klaus Wehrle, Indra Spiecker gen. Döhmann and Martina Ziefle
INFORMATIK 2020, page 857-870.
Publisher: Gesellschaft für Informatik, Bonn
January 2021
Friedirch Wiegel, Edoardo De Din, Antonello Monti, Klaus Wehrle, Marc Hiller, Martina Zitterbart and Veit Hagenmeyer
A Novel Receiver Design for Energy Packet‐Based Dispatching
Energy Technology, 9(2)
IEEE Transactions on Network and Service Management,
ISSN: 1932-4537
Michael Kretschmer, Jan Pennekamp and Klaus Wehrle
Cookie Banners and Privacy Policies: Measuring the Impact of the GDPR on the Web
ACM Transactions on the Web,
ISSN: 1559-1131


Jan Pennekamp, Patrick Sapel, Ina Berenice Fink, Simon Wagner, Sebastian Reuter, Christian Hopmann, Klaus Wehrle and Martin Henze
Proceedings of the 8th Workshop on Encrypted Computing & Applied Homomorphic Cryptography (WAHC '20), December 15, 2020, Virtual Event, page 31-44.
Publisher: HomomorphicEncryption.org,
December 2020
ISBN: 978-3-00-067798-4
Jan Pennekamp, Erik Buchholz, Yannik Lockner, Markus Dahlmanns, Tiandong Xi, Marcel Fey, Christian Brecher, Christian Hopmann and Klaus Wehrle
Proceedings of the 36th Annual Computer Security Applications Conference (ACSAC '20), December 7-11, 2020, Austin, TX, USA, page 510-525.
Publisher: ACM,
December 2020
ISBN: 978-1-4503-8858-0/20/12
45th IEEE Conference on Local Computer Networks (LCN)
Sydney, Australia, November 16-19, 2020
Publisher: IEEE,
November 2020
Wladimir De la Cadena, Asya Mitseva, Jens Hiller, Jan Pennekamp, Sebastian Reuter, Julian Filter, Klaus Wehrle, Thomas Engel and Andriy Panchenko
Proceedings of the 27th ACM SIGSAC Conference on Computer and Communications Security (CCS '20), November 9-13, 2020, Orlando, FL, USA, page 1971-1985.
Publisher: ACM,
November 2020
ISBN: 978-1-4503-7089-9/20/11
Proceedings of the Internet Measurement Conference (IMC '20), October 27-29, 2020, Virtual Event, USA, page 101-110.
Publisher: ACM,
October 2020
ISBN: 978-1-4503-8138-3/20/10
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A small note for potential applicants

A small note for potential applicants

Please note:

The COMSYS Team is a very open-minded and technology-oriented research group. But we are receiving dozens of (mostly unserious spam-)applications per week. To focus on serious applications, we only accept applications sent in by non-electronic mail. Email applications will neither be processed, nor answered, nor accepted.

Email applications of any kind will be deleted immediately!

If you are seriously considering to apply for a position (researcher, PhD student, teaching assistant, internship, student research assistant) within the COMSYS Team, please spend the small amount of postage for sending your application by postal mail -- you will definitely get an answer. Many thanks for your cooperation!

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