Key Terms
  
  
    
  
        
		
  
  
  
	- Authentication
	
- Authorization
	
- Biometrics
	
- Bollards
	
- Closed Circuit TV (CCTV)
	
- Combination locks
	
- Commercial information classification system
	
- Commission on Critical Infrastructure Protection (PCCIP)
	
- Crossover error rate (CER)
	
- Defense in depth
	
- Discernment
	
- Discretionary access control
	
- Destruction
	
- Device locks
	
- Dumpster diving
	
- False acceptance rate (FAR)
	
- False rejection rate (FRR)
	
- Fire detection
	
- Fire prevention
	
- Fire suppression
	
- Governmental information classification system
	
- Identification
	
- Man-made threats
	
- Mandatory access control
	
- Mantraps
	
- Mean Time Between Failure
	
- Mean Time to Repair
	
- Natural threats
	
- Non-discretionary access control
	
- Paper shredders
	
- Piggybacking
	
- Shoulder surfing
	
- Social engineering
	
- Theft
	
- Tumbler locks
	
- Turnstiles
	
- Vandalism
	
- Warded locks