Chapter 5: Basic Design Concpets Flashcards
1
Q
What are the two foundational design principles?
A
- The Four D’s
- layered security
2
Q
What are the four D’s?
A
- Deter
- Detect
- Delay
- Deny
3
Q
What is point security?
A
the outer perimeter is loosely controlled, and the primary security focus is at the individual buildings (or restricted areas within buildings)
4
Q
What is area security?
A
A significant perimeter protection is present, and entry is tightly controlled at a single portal.
5
Q
What does it mean for a door to fail safe?
A
When the power goes out the door unlocks to allow free egress.
6
Q
What does it mean for a door to fail secure?
A
When the power goes out the door locks.
