Information Security: Facilitating User Precautions Vis-à-Vis Enforcement Against Attackers

  • Authors:
  • Ivan Png;Qiu-Hong Wang

  • Affiliations:
  • National University of Singapore Business School;School of Management and Huazhong University of Science and Technology

  • Venue:
  • Journal of Management Information Systems
  • Year:
  • 2009

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Abstract

We compare alternative information security policies-facilitating enduser precautions and enforcement against attackers. The context is mass and targeted attacks, taking account of strategic interactions between end users and attackers. For both mass and targeted attacks, facilitating end-user precautions reduces the expected loss of end users. However, the impact of enforcement on expected loss depends on the balance between deterrence and slackening of end-user precautions. Facilitating end-user precautions is more effective than enforcement against attackers when the cost of precautions and the cost of attacks are lower. With targeted attacks, facilitating end-user precautions is more effective for users with relatively high valuation of information security, while enforcement against attackers is more effective for users with relatively low valuation of security.