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The Business Case For Network Security: Advocacy, Governance, And Roi by Warren Saxe, Catherine Paquet

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Chapter 9. Return on Prevention: Investing in Capital Assets

Financial modeling is a fundamental component of all business investment cases. IT security investment proposals have unique qualities that can pose expenditure justification challenges. This chapter is designed to explore various financial models and to develop one that IT managers can effectively use to support their business cases.

This chapter covers the following topics:

• Examining cost of attacks

• Budgeting for security equipment

• Analyzing returns on security capital investments

• Acknowledging nonmathematical security fundamentals

Examining Cost of Attacks

Determining costs incurred as a result of specific attacks should seem simple enough to do, but typically many intangibles ...

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