Week 9a: Physical Security Fundamentals & Airgap Architecture
Goal Understand why physical security is critical for complete operational security and learn the principles of airgapped system architecture. Prerequisites: Weeks 1-8 (encryption, GPG, compartmentalization) This is Part 1 of 3 - Covers physical security fundamentals and airgap concepts. 1. Why Physical Security Matters The Digital-Physical Security Gap Most security focuses on digital threats: Malware, phishing, network attacks Encrypted communications Strong passwords and 2FA But physical security failures defeat all of this: ...