1.2. Security Controls
1.2. Security Controls Computer security is often divided into three distinct master categories, commonly referred to as controls : Physical Technical Administrative These three broad categories define the main objectives of proper security implementation. Within these controls are sub-categories that further detail the controls and how to implement them. 1.2.1. Physical Controls Physical control is the implementation of security measures in a defined structure used to deter or prevent unauthorized access to sensitive material. Examples of physical controls are: Closed-circuit surveillance cameras Motion or thermal alarm systems Security guards Picture IDs Locked and dead-bolted steel doors Biometrics (includes fingerprint, voice, face, iris, handwriting, and other automated methods used to recognize individuals)