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NIST 800-171 R-3.14.4

Update Malicious Code Protection

Official citation: 3.14.4

Class: core · Severity: high

Statement of the obligation — verify against source

3.14.4

What it means

Keep malicious-code protection mechanisms up to date, installing new signatures and engine releases as they become available, so your defenses can recognize the latest threats.

Educational reference only — not legal advice. Consult a qualified assessor or attorney for binding compliance determinations.