Abstract
Most intrusion detection systems deployed today apply misuse detection as detection procedure. Misuse detection compares the recorded audit data with predefined patterns, i.e. signatures. A signature is usually empirically developed based on experience and expert knowledge. Methods for a systematic development are scarcely reported yet. Automated approaches to reusing design and modeling decisions of available signatures also do not exist. This induces relatively long development times for signatures causing inappropriate vulner ability windows. In this paper we present an approach for systematic signature derivation. It is based on the reuse of existing signatures to exploit similarities with existing attacks for deriving a new signature. The approach is based on an iterative abstraction of signatures. Based on a weighted abstraction tree it selects those signatures or signature fragments, which are similar to the novel at tack. Finally, we present a practical application of the approach using the signature description language EDL.
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Schmerl, S., Koenig, H., Flegel, U., Meier, M. (2006). Simplifying Signature Engineering by Reuse. In: Müller, G. (eds) Emerging Trends in Information and Communication Security. ETRICS 2006. Lecture Notes in Computer Science, vol 3995. Springer, Berlin, Heidelberg. https://doi.org/10.1007/11766155_31
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DOI: https://doi.org/10.1007/11766155_31
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-540-34640-1
Online ISBN: 978-3-540-34642-5
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