This step uses multiple sources, such as intelligence activities, law enforcement, and open source information to identify likely adversaries to a planned operation and prioritize their degree of threat. Analysis of Vulnerabilities: Examining each aspect of the planned operation to identify OPSEC indicators that could reveal critical information and then comparing those indicators with the adversary's intelligence collection capabilities identified in the previous action. Threat can be thought of as the strength of the adversaries, while vulnerability can be thought of as the weakness of friendly organizations.