Physical Security

This table lists several categories of physical security threats and the negatively-affected CIA traits:

Threat Category Affected CIA Traits
Physical damage Availability
Theft Confidentiality, Availability
Unauthorized entry to the facility Confidentiality, Integrity
Natural Disasters (Fire, Flood, Earthquakes) Availability
Human Intervention (Sabotage, Vandalism, Strikes) Availability, Confidentiality
Emergencies (Fire, Smoke, Building collapse, Explosion, Water leaks,
Toxic materials)
Availability

Follow-up question: Why does unauthorized entry affect Confidentiality, but natural disasters don't?