Physical Access Control

What do physical security measures control?

who can access a building or a secure area of a building

What does perimeter security use to control and monitor who can approach the building or campus?

barricades, fences, lighting, and surveillance

What are bollards?

short vertical posts used to prevent vehicles from getting close to a building or sensitive area

What three qualities does security fencing need?

transparent, robust, and secure against climbing

What is the drawback of fencing?

an intimidating appearance

What is the main problem with a simple door as an entry mechanism?

it cannot accurately record who has entered or left an area

What is tailgating?

an unauthorized visitor following behind an authorized employee

How can the risk from a simple door be mitigated?

installing a turnstile or an access control vestibule

What is an access control vestibule?

one gateway leads to an enclosed space protected by another barrier

What does an access control vestibule restrict?

access to one person at a time

What does a magnetometer identify?

concealed weapons or other items

What can security guards do?

monitor critical checkpoints, verify identification, allow or disallow access, log physical entry occurrences, provide a visual deterrent, and apply their own knowledge and intuition to mitigate potential security breaches