PSA-LOPA. A novel method for physical security risk analysis based on layers of protection analysis
Physical security risk analysis represents a fundamental tool to evaluate the threats regarding an organization and it can be divided into distinct groups, represented by: qualitative, semi-quantitative, quantitative, and mixed. The method of analysis is very important because it also allows to measure the increase in the level of security following the improvements of planned activities to step-up the levels of protection of a given site.