CSSLP · Question #6
DoD 8500.2 establishes IA controls for information systems according to the Mission Assurance Categories (MAC) and confidentiality levels. Which of the following MAC levels requires high integrity and
The correct answer is D. MAC II. DoD 8500.2 designates MAC II information systems as requiring high integrity and medium availability, signifying their importance to mission accomplishment without being mission-critical.
Question
DoD 8500.2 establishes IA controls for information systems according to the Mission Assurance Categories (MAC) and confidentiality levels. Which of the following MAC levels requires high integrity and medium availability?
Options
- AMAC III
- BMAC IV
- CMAC I
- DMAC II
How the community answered
(15 responses)- A7% (1)
- D93% (14)
Why each option
DoD 8500.2 designates MAC II information systems as requiring high integrity and medium availability, signifying their importance to mission accomplishment without being mission-critical.
MAC III systems generally require medium integrity and basic availability.
MAC IV is not a standard MAC level defined in DoD 8500.2.
MAC I systems are the most critical, typically requiring high integrity and high availability.
According to DoD Instruction 8500.2 (now largely superseded but relevant to the question), Mission Assurance Category (MAC) II systems are defined as important to mission accomplishment but not critically impacting combat or mission functions. These systems require 'high' integrity (protection from unauthorized modification) and 'medium' availability (timely and reliable access to information).
Concept tested: DoD 8500.2 Mission Assurance Categories (MAC)
Source: https://www.acq.osd.mil/osbp/docs/Dod_Directive_8500-2_02-06.pdf
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