Bi-objective vulnerability-reduction formulation for a network under diverse attacks

Jose E. Ramirez-Marquez, Claudio M. Rocco, Kash Barker

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Resilience, described in this work as a function of vulnerability and recoverability dimensions, is an increasingly important concept in preparing for and responding to disruptions in many kinds of cyber-physical-social systems, including networks. This paper focuses on the vulnerability dimension of resilience, proposing (1) a bi-objective optimization formulation to devise defense strategies across a range of diverse attack scenarios, and (2) a three-step solution approach of approximating Pareto-optimal defense strategies for each attack scenario and aggregating characteristics of strategies across attacks to identify a robust defense strategy. An example network illustrates the formulation and solution approach, identifying contributions to enhance network resilience analytics.

Original languageEnglish
Article number04017025
JournalASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part A: Civil Engineering
Volume3
Issue number4
DOIs
StatePublished - 1 Dec 2017

Keywords

  • Multicriteria
  • Multiobjective
  • Networks
  • Optimization
  • Resilience
  • Vulnerability

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