NIST 800-53 · Rev 5Reference standard · cross-referenced from CMMC Full text with a free accountAC · Access Control

AC-20(3)

Use of External Systems | Non-organizationally Owned Systems — Restricted Use

Control text

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NIST 800-172 · Rev FINAL

NIST 800-53 · Rev 4

AC-20 (3)USE OF EXTERNAL INFORMATION SYSTEMS | NON-ORGANIZATIONALLY OWNED SYSTEMS / COMPONENTS / DEVICES
“Changes title Changes control text Removes parameter Adds parameter Changes discussion” about AC-20 (3) · NIST SP 800-53 Rev 4 → Rev 5 comparison, sheet "Rev4 Rev5 Compared" row 138

NIST SP 800-172 · Rev 3

03.01.02ENon-Organizationally Owned Systems - Restricted Use
“Source control” about 03.01.02E · NIST SP 800-172 Rev 3 (OSCAL), control 03.01.02E link rel=external_reference (AC-20(03))