Before moving to the next step, score weighing should be done first to assess the accuracy of solution to the existing vulnerabilities, as mapped in Table 7. The next step would make assumption about cost spending for overcoming the vulnerability and threat which were associated according to the step taken in fourth model, specifically formula (9) and (10). Hence the total cost could be calculated as shown in Table 7.
It should be noted that to construct calculation of risk management exposed in previous tables, Table 3 through Table 7, required sufficient knowledge and experience so that the effort on risk reduction could be measured accurately and conform to organization