NIST 800-171 3.2.3 (AT.L2-3.2.3): Insider Threat
Provide security awareness training on recognizing and reporting potential indicators of insider threat.
CMMC Level 2 practice AT.L2-3.2.3
What 3.2.3 means in practice
Training covers how to spot and report signs that a colleague may be a risk, such as attempts to reach information outside their job, unexplained wealth or serious policy violations. Managers and employees both receive it, and both know where to report a concern.
SPRS points and the CMMC POA&M
- CMMC Level 2 practice
- AT.L2-3.2.3
- SPRS points
- 1 point. When it is not met, the DoD Assessment Methodology subtracts 1 from the score of 110.
- CMMC POA&M
- Allowed. It is worth 1 point, and 32 CFR 170.21(a)(2)(ii) admits requirements worth 1 point. Conditional status also needs a score of at least 88, and the item must be closed within 180 days.
Sources: NIST SP 800-171 DoD Assessment Methodology, version 1.2.1 (June 24, 2020), Annex A; 32 CFR 170.21, Plan of Action and Milestones requirements.
What an assessor checks for 3.2.3
NIST SP 800-171A gives 2 determination statements for 3.2.3, each found satisfied or other than satisfied. Determine if:
- 3.2.3[a] potential indicators associated with insider threats are identified.
- 3.2.3[b] security awareness training on recognizing and reporting potential indicators of insider threat is provided to managers and employees.
NIST SP 800-171A (June 2018), assessment objectives for 3.2.3
Evidence that shows 3.2.3 is met
- Insider threat training content listing the indicators it covers.
- Completion records for managers and employees.
- The reporting channel and the procedure for insider threat concerns.
How PolicyCortex gathers the evidence
No PolicyCortex collector reads the evidence for 3.2.3. Your team provides the evidence listed above.
Meet the requirement once. Keep the evidence current.
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