Abstract

Some of the economic efficiency assessment methods for the information security systems are considered in this presentation, having a direct practical application: the method of assessment of the aggregate value of the property; the method of assessment of the rate of return to investment, the method of assessment of the efficiency of investments, applied in the security technologies; the methods of the economic value added and of the economic value sourced; total cost of ownership; return on investment; portfolio management; real option valuation; system life cycle analysis; balanced scorecard; annualized loss expectancy; security attribute evaluation method; fault tree analysis;discounted cash flows.