Marko Jahnke
InfoSec Engineer/Scientist
Senior IT Security Officer
Matrix: @maja:tchncs.de
Mastodon: @markojahnke@bonn.social
Current Activities
- Security Monitoring in high-speed Computer Networks
- Network-based Intrusion Detection and Response
- Security Operations Center Data Analysis
Earlier Topics
- Computer Network Defense Situational Awareness
- Cyber Attack Common Operational Picture
- Automated Response to DoS Attacks
- Intrusion Detection and Response in Mobile Adhoc Networks
- Cooperative Intrusion Detection Systems for Dynamic Coalition Environments
- Survivable Intrusion Detection System Infrastructures
- Secure Web-based Integration of Legacy Applications
- Security for X.400-based Message Handling Systems
- 3D Interaction with Voxel Datasets
- Medical Data Visualization
- Guiding Systems for Neurosurgery
Short Bio
Marko Jahnke is a senior information and cyber security specialist with experiences as research scientist, system architect, analyst, consultant, and project manager since 1999.
Currently, Dr. Jahnke is a senior InfoSec engineer with a German federal agency.
Prior to this position, he worked for multiple German federal agencies in the cyber security domain as senior officer, analyst, and CERT/CSIRT (Computer Security Incident Response Team) manager.
Earlier, he served as team leader and deputy head of the cyber defense research group of the Fraunhofer Research Institute for Communication, Information Processing, and Ergonomics (FKIE).
He is author and co-author of more than 35 scientific publications. He holds a Diploma (MSc) and a PhD degree in computer science, both from the University of Bonn, Germany.
His current focus is on operational real-time security monitoring and attack detection in high-speed networks.
Hosted/Co-Organized Events
- General chair of GI SIG SIDAR (IEEE supported)
International Conference on
Detection of Intrusions and Malware &
Vulnerability Assessment (DIMVA2010)
,
Bonn, Germany, Jul. 08-09, 2010.
- Organizing committee and TPC member of
RTO/IST Research Specialists Meeting on
Research Strategy for Information Security in NEC
,
Brussels, Belgium, Apr. 16-17, 2007.
- Program chair of GI SIG SIDAR Workshop
Sicherheit in komplexen, vernetzten Umgebungen (SKVU2005)
,
Bonn, Germany, Sep. 22, 2005.
- Organizing committee and TPC member of
RTO/IST Workshop on
Information Security for Network Enabled Capabilities
,
The Hague, The Netherlands, Apr. 26-28, 2005.
- Organizing committee and TPC member of
RTO/IST Workshop on
Inforensics and Incident Response
,
The Hague, The Netherlands, Oct. 22-24, 2002.
Selected Publications
Books
- C. Kreibich, M. Jahnke (Eds.).
Detection of Intrusions and Malware,
and Vulnerability Assessment. Proceedings of the 7th
International Conference DIMVA2010, Bonn.
Springer-Verlag, Lecture Notes in Computer Science, 2010.
- M. Jahnke.
Graph-based Automated Denial-of-Service Attack Response
.
PhD Thesis, University of Bonn, Germany, GCA-Verlag,
Reihe Forschung und Wissen, Informatik, 2009.
Conference and Journal Contributions (Selection)
- Günther, H., M. Jahnke.
Automatic Generation of Extended Dependency Graphs for
Network Security.
.
Published in: Proc. of the 37th IEEE Conference on
Local Computer Networks (LCN), Clearwater, Florida,
USA, 2012.
- Günther, H., G. Klein, S. Hunke, M. Jahnke.
m-CDSA: Model-based Cyber Defense Situational Awareness
.
Published in: "PIK" - Praxis der Informationsverarbeitung
und Kommunikation, Band 35, Heft 1, ISSN 0930-5157,
DeGruyter/K.G. Saur Verlag, München, 2012.
- Hunke, S., M. Jahnke.
Modeling Availability in Tactical Mobile Ad hoc Networks
for Situational Awareness
.
Published in: Proc. of the 2011 Annual Conference of
the German Informatics Society (GI), Berlin,
Germany, Oct. 2011.
- Hommen, J., G. Klein, H. Rogge, M. Jahnke, A. Grebe.
Detection of IEEE 802.11 MAC-layer Frame Collisions
in a MANET Emulation Environment
.
Published in: Proc. of the Mil. Communication
Conference 2011 (MCC2011), Amsterdam, The Nederlands,
Oct. 2011.
- Klein, H. Rogge, F. Schneider, M. Jahnke, J. Tölle, S. Karsch.
Response Initiation for Distributed Intrusion Response
Systems in Tactical MANETs
.
Published in: Proceedings of the European
Conference on Computer Network Defense (EC2ND). Berlin,
Germany, Oct. 2010.
- G. Klein, C. Ruckert, M. Kleiber, M. Jahnke, J. Tölle.
Towards a Model-Based Cyber Defense Situational Awareness
Visualization Environment
.
Published in: Proceedings of the RTO Workshop
"Visualising Networks: Coping with Chance and
Uncertainty". Rome, NY, USA, Oct. 2010.
- G. Klein, A. Ojamaa, P. Grigorenko, M. Jahnke, E. Tyugu.
Enhancing Response Selection in Impact Estimation
Approaches
.
Published in: Proceedings of the
MCC2010 Mil. Communications and Information
Systems Conference, Wroclaw, Poland, Sep. 2010.
- M. Jahnke, G. Klein, J. Tölle.
Automatic Network Reconfiguration for Denial-of-Service
Defense using Dynamic Impact Estimation
.
Published in: Proceedings of the Future Security
Conference 2010. Berlin, Germany, Sep. 2010.
- M. Jahnke, J. Tölle, C. Thul, P. Martini.
Validating GrADAR - Graph-based Automated
Denial-of-Service Attack Response
.
Published in: Proceedings of the 34th Conference
on Local Computer Networks (LCN 2009), Zurich, Switzerland,
Oct. 2009.
- M. Jahnke, G. Klein, J. Tölle, P. Martini.
Protecting Military Networks with GrADAR - An Approach
for Graph-based Automated Denial-of-Service Attack
Response
.
Published in: Proceedings of the International
Mil. Communication Conference (MCC 2009), Prague, Czech
Republic, Sep. 2009.
- H. Rogge, A. Wenzel, G. Klein, M. Jahnke.
Improvement of IP-based MANET Emulation
.
Published in: Proceedings of the International
Mil. Communication Conference (MCC 2009), Prague, Czech
Republic, Sep. 2009.
- G. Klein, M. Jahnke, J. Tölle, P. Martini.
Enhancing Graph-based Automated Denial-of-Service Attack
Response
.
Published in: C. Czossek, K. Geers (Eds.),
The Virtual Battlefield: Perspectives on Cyber Warfare,
Cooperative Cyber Defense Center
of Excellence, Tallinn, Estonia, Jun. 2009.
- M. Jahnke, G. Klein, D. Dahlberg, A. Wenzel,
N. Aschenbruck, E. Gerhards-Padilla,
P. Ebinger, S. Karsch.
MITE - MANET Intrusion Detection for Tactical Environments
.
Published in: Proceedings of the RTO Research
Symposium on "Information Assurance for Emerging and Future
Mil. Systems" (RSY IST-076), Ljubljana, Slovenia,
Oct. 2008 (BEST PAPER AWARD).
- M. Jahnke, C. Thul, P. Martini.
Comparison and Improvement of Metrics for Selecting Intrusion
Response Measures to DoS Attacks
.
Published in: Proceedings of the GI Sicherheit 2008
Conference, Saarbrücken, Germany, Apr. 2008.
- R. Kemmerer, R. Büschkes, A. Fessi, H. König,
P. Herrmann, S. Wolthusen, M. Jahnke, H. Debar, R. Holz,
T. Zseby, D. Haage.
08102 Outcome Working Group -- Situational Awareness
.
Published in: GI Dagstuhl Perspectives Workshop on
Network Attack and Defense, Mar. 2008.
- M. Jahnke, A. Finkenbrink, A. Wenzel, J. Tölle.
Methodologies and Frameworks for Testing IDS in Adhoc
Networks
.
Published in: Proceedings of the 2nd ACM
International Workshop on QoS and Security for Wireless and
Mobile Networks, Crete, Greece, Oct. 2007.
- M. Jahnke, C. Thul, P. Martini.
Graph based Metrics for Intrusion Response in Computer
Networks
.
Published in: Proceedings of the 3rd IEEE LCN
Workshop on Network Security. Held in conjunction w/ 32th
IEEE Conference on Local Computer Networks,
Dublin, Irland, Oct. 2007.
- E. Gerhards-Padilla, N. Aschenbruck, P. Martini, M. Jahnke,
J. Tölle.
Detecting Blackhole Attacks in Tactical MANETs using
Topology Graphs
.
Published in: Proceedings of the 3rd IEEE LCN
Workshop on Network Security. Held in conjunction w/ 32th IEEE Conference on Local Computer Networks,
Dublin, Irland, Oct. 2007.
- G. Hallingstad, J. Obal, M. Jahnke.
Coordinating Research
.
Published in: Proceedings of the RTO Research
Specialist's Meeting on Research Strategy for Information
Security in NEC, IST-073/RSM-003, Brussels, Belgium, Apr. 2007.
- M. Jahnke, A. Finkenbrink.
Network Information Infrastructure Availability
.
Published in: Proceedings of the RTO Research
Specialist's Meeting on Research Strategy for Information
Security in NEC, IST-073/RSM-003, Brussels, Belgium, Apr. 2007.
- A. Wenzel, A. Finkenbrink, M. Jahnke, J. Tölle, S. Karsch.
Verteiltes Packet-Sniffing als Sicherheitswerkzeug in MANETs
.
Published in: Proceedings of the D-A-CH Security 2007
Conference, Klagenfurt, Austria, Jul. 2007 (German).
- E. Gerhards-Padilla, M. Jahnke.
Spezielle Sicherheitsrisiken für taktische mobile
Adhoc-Netzwerke (MANETs)
.
Published in: IT-Report der Bundeswehr 2007, Report
Verlag, Bonn, Mai 2007 (German).
- N. gentschen Felde, J. Tölle, M. Jahnke, P. Martini.
Impact of Sanitized Message Flows in a Cooperative
Intrusion Warning System
.
Published in: Proceedings of Mil. Communications
Conference (MILCOM2006), Washington D.C., USA, Okt. 2007.
- T. Bucher, P. Ebinger, J. Tölle, M. Jahnke.
Modellierung und Analyse von Angriffen auf das Routing in OLSR
.
Published in: Horster, Patrick (Hrsg.): D.A.CH
Mobility. Proceedings 2006: Bestandsaufnahme - Konzepte -
Anwendungen - Perspektiven. syssec, 2006, 156-172~(IT
Security & IT Management), Oct. 2006 (German).
- M. Jahnke, J. Tölle, S. Lettgen, M. Bussmann, U. Weddige.
A Robust SNMP based Infrastructure for Intrusion
Detection and Response in Tactical MANETs
.
Published in: Proceedings of the
GI/IEEE Conference on Detection of
Intrusions and Malware & Vulnerability Assessment
(DIMVA2006), Berlin, Jul. 2006.
- K. Eckstein, M. Jahnke,
Data Hiding in Journalling Filesystems
.
Published in: Proceedings of the Digital Forensics
Research Workshop, New Orleans, USA, 2005 (BEST PAPER AWARD).
- M. Jahnke, J. Tölle.
Zuverlässige Intrusion Detection für dynamische
Koalitionsumgebungen
.
Published in: "PIK" - Praxis der Informationsverarbeitung
und Kommunikation, Heft 2/2005, Jahrgang 28, K.G. Saur Verlag,
München, Jun. 2005 (German).
- J. Tölle, M. Jahnke.
Meta-IDS Environments: An Anomaly Detection Approach
.
Published in: Proceedings of IEEE International Workshop
on Information Assurance, University of Maryland, USA, Apr. 2005.
- M. Antweiler, M. Jahnke, J. Tölle.
Militärische Aspekte der Einbruchserkennung in
Computernetzen
.
Published in: IT-Report 2005, Report-Verlag, Bonn, Apr.
2005 (German).
- F. Ausserlechner, M. Jahnke.
Online-Erkennung von IDS-Ereigniskombinationen
mittels XSLT
.
In: Proceedings of the 12th Workshop
on Security in Networking Systems, DFN-CERT/PCA, Hamburg,
Mar. 2005 (German).
- M. Jahnke, M. Lies, M. Bussmann, S. Henkel, J. Tölle.
Komponenten für kooperative Intrusion Detection
in dynamischen Koalitionsumgebungen
.
Published in: Proceedings of the
GI/IEEE Workshop on Detection of
Intrusions and Malware & Vulnerability Assessment
(DIMVA2004), Dortmund, Jul. 2004 (German).
- M. Jahnke, J. Tölle, M. Bussmann, S. Henkel.
Components for Cooperative Intrusion Detection in
Dynamic Coalition Environments
.
Presented at: RTO Symposium on Adaptive Defence
in Unclassified Networks, Toulouse, Apr. 2004.
- M. Lies, M. Jahnke, J. Tölle, M. Bussmann, S. Henkel.
Ein Intrusion-Warning-System für dynamische
Koalitionsumgebungen
.
Published in: Proceedings of the 11th Workshop
on Security in Networking Systems, DFN-CERT/PCA, Hamburg,
Feb. 2004 (German).
- M. Jahnke.
Schutz von verteilten Intrusion-Detection-Systemen gegen
Denial-of-Service-Angriffe
.
Published in: Proceedings of the 10th Workshop
on Security in Networking Systems, DFN-CERT/PCA, Hamburg,
Feb. 2003 (German).
- M. Jahnke.
An Open and Secure Infrastructure for Distributed
Intrusion Detection Systems
.
Published in: Proceedings of the NATO Regional Conference
on Communication and Information Systems (RCMCIS02), Zegrze,
Poland, Oct. 2002.
- K. Kansy, P. Wißkirchen, U. Behrens, T. Berlage,
G. Grunst, M. Jahnke, R. Ratering, H. Schwarzmaier, F. Ulrich.
LOCALITE - a Frameless Neuronavigation System
for Interventional Magnetic Resonance Imaging Systems.
Published in: Proceedings of Medical Image Computing and
Computer-Assisted Intervention (MICCCAI99), Springer, 1999.
- U. Behrens, M. Bublat, M. Fieberg, G. Grunst, M. Jahnke,
K. Kansy, R. Ratering, H. Schwarzmaier, P. Wisskirchen.
Enabling Systems for Neurosurgery
.
Published in: Proceedings of CAR 98, Elsevier Science,
1998.
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Last changed 2021-10-24. Subject to change without notice.