Types of security device
- en anti theft device (n) ➜
- en perimeter sensor (n) ➜
- en secure gateway system (n) ➜
- en secure mail guard (n) ➜
- en security system (n) ➜
- en video surveillance system (n) ➜
Links to other resources
- sw.opencyc.org /2012/05/10/concept/en/SecurityDevice