public static void ResetRisk(Risk risk)
{
risk.IsoImpact = risk.IsoProbability = risk.IsoRisk =
risk.NsRisk =
risk.NsThreat = risk.NsValue = risk.NsVulnerability = 1;
ResetCalculatedRisk(risk);
}
public static void ReduceRisk(Risk parent, RiskReduce child)
{
parent.CalculatedIsoProbability = Math.Max(1, (int)Math.Round(parent.CalculatedIsoProbability * (1f - (double)child.IsoProbability / 100f)));
parent.CalculatedIsoImpact = Math.Max(1, (int)Math.Round(parent.CalculatedIsoImpact * (1f - (double)child.IsoImpact / 100f)));
parent.CalculatedNsValue = Math.Max(1, (int)Math.Round(parent.CalculatedNsValue * (1f - (double)child.NsValue / 100f)));
parent.CalculatedNsThreat = Math.Max(1, (int)Math.Round(parent.CalculatedNsThreat * (1f - (double)child.NsThreat / 100f)));
parent.CalculatedNsVulnerability = Math.Max(1, (int)Math.Round(parent.CalculatedNsVulnerability * (1f - (double)child.NsVulnerability / 100f)));
parent.CalculatedIsoRisk = parent.CalculatedIsoImpact * parent.CalculatedIsoProbability;
parent.CalculatedNsRisk = parent.CalculatedNsValue * parent.CalculatedNsThreat * parent.CalculatedNsVulnerability;
}
public static void AddRisk(Risk parent, Risk child)
{
//Calculate highest risk
//Set highest base and calculated risk
parent.IsoImpact = Math.Max(parent.IsoImpact, child.IsoImpact);
parent.IsoProbability = Math.Max(parent.IsoProbability, child.IsoProbability);
parent.IsoRisk = Math.Max(parent.IsoRisk, child.IsoRisk);
parent.NsValue = Math.Max(parent.NsValue, child.NsValue);
parent.NsVulnerability = Math.Max(parent.NsVulnerability, child.NsVulnerability);
parent.NsThreat = Math.Max(parent.NsThreat, child.NsThreat);
parent.NsRisk = Math.Max(parent.NsRisk, child.NsRisk);
parent.CalculatedIsoImpact = Math.Max(parent.CalculatedIsoImpact, child.CalculatedIsoImpact);
parent.CalculatedIsoProbability = Math.Max(parent.CalculatedIsoProbability, child.CalculatedIsoProbability);
parent.CalculatedIsoRisk = Math.Max(parent.CalculatedIsoRisk, child.CalculatedIsoRisk);
parent.CalculatedNsValue = Math.Max(parent.CalculatedNsValue, child.CalculatedNsValue);
parent.CalculatedNsVulnerability = Math.Max(parent.CalculatedNsVulnerability, child.CalculatedNsVulnerability);
parent.CalculatedNsThreat = Math.Max(parent.CalculatedNsThreat, child.CalculatedNsThreat);
parent.CalculatedNsRisk = Math.Max(parent.CalculatedNsRisk, child.CalculatedNsRisk);
}
private static void CalculateRisk(Risk risk)
{
risk.IsoRisk = risk.IsoImpact * risk.IsoProbability;
risk.NsRisk = risk.NsValue * risk.NsThreat * risk.NsVulnerability;
}
