Understanding the factors involved in calculating risk and the process of choosing and implementing appropriate counter-measures may be useful. The following article was written by John Musser and published September 28, 2016 on the Starting Strength website.
The Risk Model I invite you to consider is used by many for protecting people in Executive Protection (EP), protecting information in Operational Security (OPSEC), and protecting a variety of resources in physical security and other disciplines. There are other models than the one we are going to explore, and some of the terms are often defined differently. We are simply brushing the surface of the process, and it can be very involved; however my goal is to introduce you to a simple tool, useful for a variety of situations.