Highly Predictive Blacklisting

13 years 7 months ago

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The notion of blacklisting communication sources has been a well-established defensive measure since the origins of the Internet community. In particular, the practice of compiling and sharing lists of the worst offenders of unwanted traffic is a blacklisting strategy that has remained virtually unquestioned over many years. But do the individuals who incorporate such blacklists into their perimeter defenses benefit from the blacklisting contents as much as they could from other list-generation strategies? In this paper, we will argue that there exist better alternative blacklist generation strategies that can produce higher-quality results for an individual network. In particular, we introduce a blacklisting system based on a relevance ranking scheme borrowed from the link-analysis community. The system produces customized blacklists for individuals who choose to contribute data to a centralized log-sharing infrastructure. The ranking scheme measures how closely related an attack sou...

Jian Zhang, Phillip A. Porras, Johannes Ullrich

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