NIST 800-171 · Configuration Management

Requirement 3.4.6

SPRS weight
SPRS weight: 5
POA&M eligibility
Not POA&M-eligible
Assessment objectives
2 assessment objectives

Official requirement text

Employ the principle of least functionality by configuring organizational systems to provide only essential capabilities.

Assessment objectives

Assessors don’t evaluate the requirement as one sentence; they walk these objectives one by one. Each must be met for the requirement to score.

  1. 3.4.6[a]essential system capabilities are defined based on the principle of least functionality.
  2. 3.4.6[b]the system is configured to provide only the defined essential capabilities.

Inside Valontir, this requirement carries a full plain-English guide: what it asks in normal words, what good looks like in a small shop, the evidence an assessor accepts, the common gaps that cost points, and a plain reading of every assessment objective shown above. See it in a demo.