Threat modeling is an approach for analyzing the security of an application. It is a structured approach that enables you to identify, quantify, and address the security risks associated with an application. Threat modeling is a powerful tool for improving security in overall processes and systems without needing to do things like code reviews or penetration testing, as it deals with the overarching system architecture and data flows.
Each of the steps below must be documented as they are carried out. The resulting document is the threat model for the application.