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NeSSi2 2.1.2 has been released

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NeSSi2 2.1.1 has been released

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See NeSSi2 in action: Lange Nachte der Wissenschaften 2012 (Science Night 2012)

June 2, from 17-01


Network Security Simulator


Developed by

Logo DAI-Labor

Logo Telekom Laboratories

Hosted at

Get NeSSi2 at Fast, secure and Free Open Source software downloads

NeSSi² Publications

S. Albayrak, K. Luther, R. Bye, S. Schmidt, A. Schmidt and K. Bsufka. Autonomous Security - Eine neuartige Architektur für netzwerkbasierte Intrusion Detection und Response. In 15. DFN Workshop Sicherheit in vernetzten Systemen, Hamburg, Germany, February 2008.

K. Bsufka, R. Bye, J. Chinnow, S. Schmidt and L. Batyuk. Agents-based Decision Support: A Case-Study on DSl Access Networks. To appear in Proceedings 22nd Conference on Innovative Aplications of Artificial Intelligence (IAAI), 2010.

R. Bye, K. Luther, S. Camtepe, T. Alpcan, S. Albayrak and B.Yener, Decentralized Detector Generation in Cooperative Intrusion Detection Systems. In Stabilization, Safety, and Security of Distributed Systems 9th International Symposium, SSS 2007 Paris, France, November 14-16, 2007 Proceedings.

R. Bye, S. Schmidt, K. Luther and Sahin Albyrak, Application-level simulation for network security. In Proceedings of the First International Conference on Simulation Tools and Techniques for Communications, Networks and Systems (SimuTools), 2008.

R. Bye, J. Chinnow, J. Clausen, K. Bsufka and S. Albayrak. Optimization and Early-Warning in DSL Access Networks Based on Simulation. SimuTools 2010.

K. Luther, R. Bye, T. Alpcan, S. Albayrak and A. Müller, A Cooperative Approach for Intrusion Detection, in IEEE International Conference on Communications (ICC 2007).

S. Schmidt,  T. Alpcan, S. Albayrak and A. Müller, A Monitor Placement Game for Intrusion Detection, in Proc. of CRITIS, 2nd International Workshop on Critical Information Infrastructures Security, 2007.

S. Schmidt, R. Bye, J. Chinnow, K. Bsufka, A. Camtepe, S. Albayrak. Application-level Simulation for Network Security. SIMULATION, Vol. 86 No. 5-6, p. 311-330, 2010. doi:10.1177/0037549709340730

Link to the publication download site of DAI-Labor.

Use Cases

2010:     ADEWaS- Anomaly Detection and Early Warning System [PDF]

2009:     PMNO - Traffic optimization and congestion prediction in DSL access networks [PDF]

2009:     Decision Cockpit - Model service-oriented risk management [PDF]

2008:     Malware Filtering [PDF]