NIST 800-53 5
NIST 800-53 · Rev 5Reference standard · cross-referenced from CMMC Full text with a free accountAC · Access Control
AC-4(21)
Information Flow Enforcement | Physical or Logical Separation of Information Flows
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NIST 800-53 · Rev 4
- AC-4 (21)INFORMATION FLOW ENFORCEMENT | PHYSICAL/LOGICAL SEPARATION OF INFORMATION FLOWS
“More than editorial or administrative change? N” about AC-4 (21) · NIST SP 800-53 Rev 4 → Rev 5 comparison, sheet "Rev4 Rev5 Compared" row 55
NIST SP 800-172 · Rev 3
- 03.01.12EPhysical or Logical Separation of CUI Flows
“Source control” about 03.01.12E · NIST SP 800-172 Rev 3 (OSCAL), control 03.01.12E link rel=external_reference (AC-04(21))
Source: NIST · https://csrc.nist.gov/pubs/sp/800/53/r5/final