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Attack Trees in Isabelle

  • Florian KammüllerEmail author
Conference paper
Part of the Lecture Notes in Computer Science book series (LNCS, volume 11149)

Abstract

In this paper, we present a proof theory for attack trees. Attack trees are a well established and useful model for the construction of attacks on systems since they allow a stepwise exploration of high level attacks in application scenarios. Using the expressiveness of Higher Order Logic in Isabelle, we succeed in developing a generic theory of attack trees with a state-based semantics based on Kripke structures and CTL. The resulting framework allows mechanically supported logic analysis of the meta-theory of the proof calculus of attack trees and at the same time the developed proof theory enables application to case studies. A central correctness and completeness result proved in Isabelle establishes a connection between the notion of attack tree validity and CTL. The application is illustrated on the example of a healthcare IoT system and GDPR compliance verification.

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Copyright information

© Springer Nature Switzerland AG 2018

Authors and Affiliations

  1. 1.Middlesex University LondonLondonUK
  2. 2.Technische Universität BerlinBerlinGermany

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