Principles of Security and Protection

From here

Identify and Anticipate

Assess x 3: Threats, Risks, and Vulnerabilities
Threat: This generally refers to your adversary and the methods they use.
Risk: This generally refers to what is at stake.
Vulnerability: This generally refers to how open you are to the threat.

Deter, Detect, Delay, Deny

Respond: Defend, Disrupt, Defeat, or Destroy