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An economic modelling approach to information security risk management

Author

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  • Bojanc, Rok
  • Jerman-Blažič, Borka

Abstract

This paper presents an approach enabling economic modelling of information security risk management in contemporaneous businesses and other organizations. In the world of permanent cyber attacks to ICT systems, risk management is becoming a crucial task for minimization of the potential risks that can endeavor their operation. The prevention of the heavy losses that may happen due to cyber attacks and other information system failures in an organization is usually associated with continuous investment in different security measures and purchase of data protection systems. With the rise of the potential risks the investment in security services and data protection is growing and is becoming a serious economic issue to many organizations and enterprises. This paper analyzes several approaches enabling assessment of the necessary investment in security technology from the economic point of view. The paper introduces methods for identification of the assets, the threats, the vulnerabilities of the ICT systems and proposes a procedure that enables selection of the optimal investment of the necessary security technology based on the quantification of the values of the protected systems. The possibility of using the approach for an external insurance based on the quantified risk analyses is also provided.

Suggested Citation

  • Bojanc, Rok & Jerman-Blažič, Borka, 2008. "An economic modelling approach to information security risk management," International Journal of Information Management, Elsevier, vol. 28(5), pages 413-422.
    • Handle: RePEc:eee:ininma:v:28:y:2008:i:5:p:413-422
    DOI: 10.1016/j.ijinfomgt.2008.02.002
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    Citations

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    Cited by:

    1. Alessandro Mazzoccoli, 2023. "Optimal Cyber Security Investment in a Mixed Risk Management Framework: Examining the Role of Cyber Insurance and Expenditure Analysis," Risks, MDPI, vol. 11(9), pages 1-14, August.
    2. Martin Eling & Michael McShane & Trung Nguyen, 2021. "Cyber risk management: History and future research directions," Risk Management and Insurance Review, American Risk and Insurance Association, vol. 24(1), pages 93-125, March.
    3. Haqaf, Husam & Koyuncu, Murat, 2018. "Understanding key skills for information security managers," International Journal of Information Management, Elsevier, vol. 43(C), pages 165-172.
    4. Silva, Maisa Mendonça & de Gusmão, Ana Paula Henriques & Poleto, Thiago & Silva, Lúcio Camara e & Costa, Ana Paula Cabral Seixas, 2014. "A multidimensional approach to information security risk management using FMEA and fuzzy theory," International Journal of Information Management, Elsevier, vol. 34(6), pages 733-740.
    5. de Gusmão, Ana Paula Henriques & e Silva, Lúcio Camara & Silva, Maisa Mendonça & Poleto, Thiago & Costa, Ana Paula Cabral Seixas, 2016. "Information security risk analysis model using fuzzy decision theory," International Journal of Information Management, Elsevier, vol. 36(1), pages 25-34.

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