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AC-4(21) Access Control

Enhanced AC-4 (21)

Medium Priority Intermediate NIST CSF

NIST AC-4(21) control implementation guidance for Enhanced AC-4 (21). This enhanced control addresses Access Control requirements and provides comprehensive security measures.

Implementation Guidance

Implement comprehensive Access Control measures for Enhanced AC-4 (21). Follow NIST SP 800-53 guidelines and industry best practices for effective implementation of this enhanced control.

Best Practices

Follow NIST guidelines, implement monitoring, regular reviews

Quick Facts

Guideline ID AC-4(21)
Category Access Control
Priority Medium
Level Intermediate
Last Updated Mar 1, 2026
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