Technical controls such as encryption and access control can be built into the operating system, be software
applications, or can be supplemental hardware/software units. Such controls, also known as logical controls,
represent which pairing?

A.
Preventive/Administrative Pairing

B.
Preventive/Technical Pairing

C.
Preventive/Physical Pairing

D.
Detective/Technical Pairing

Explanation:
Technical controls, which are also known as logical controls, are software or hardware components, such as
firewalls, IDS, encryption, identification and authentication mechanisms. Preventive/Technical controls include
the following:
Passwords, biometrics, smart cards
Encryption, secure protocols, call-back systems, database views, constrained user interfaces
Antimalware software, access control lists, firewalls, intrusion prevention
Incorrect Answers:
A: Technical controls are also known as logical controls, not Administrative controls.
C: Technical controls are also known as logical controls, not Physical controls.
D: Detective/Technical controls include Audit logs and IDS.

Harris, Shon, All In One CISSP Exam Guide, 6th Edition, McGraw-Hill, 2013, pp. 28-33