Bollard
Course: AP® Cybersecurity Shows up in: Unit 2: Securing Spaces
A short, sturdy post that stops vehicles from reaching a building entrance or area.
Appears in the course and exam description (CED): 2.3.B.22.1.F.2
Why it matters in Unit 2
Bollards, fences and gates deter physical attacks before anyone reaches a door.
Example
Steel posts in front of a data center’s glass entrance.
Learn it properly, with a checkpoint 2.3 Protecting Physical Spaces