CFG-03 ยท Least Functionality

Control Description

Mechanisms exist to configure systems to provide only essential capabilities by specifically prohibiting or restricting the use of ports, protocols, and/or services.

Control Question
Assessment question for control validation

Does the organization configure systems to provide only essential capabilities by specifically prohibiting or restricting the use of ports, protocols, and/or services?

Control Weighting
10
Validation Cadence
Annual
NIST CSF Function
Protect
Supply Chain Risk Management (SCRM) Tiers
Applicable SCRM tier levels for this control
Tier 3 - Tactical
Core Control Designations
Special designations and baseline inclusions
MAD: CFG-03
ESP Level 1: CFG-03
ESP Level 2: CFG-03
ESP Level 3: CFG-03