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VDR-TFR-PCDAll frameworksImplementation guide coming soon

Persistently Complete Detection

Vulnerability Detection and Response (VDR) · Timeframes

Applies to: Providers
Who this applies to
Providers
Service class
Varies: A, B, C, D
Force
Varies by class
Timeframe
No fixed timeframe

Reviewed implementation guidance for VDR-TFR-PCD is not published yet. The official source below remains complete and authoritative.

Official FedRAMP source

Verbatim from FedRAMP/rules

This requirement varies by FedRAMP Certification class. Each class has its own statement:

Class A

SHOULD 6 month
Providers with Class A Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every 6 months.

Class B

SHOULD 6 month
Providers with Class B Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every 6 months.

Class C

SHOULD 1 month
Providers with Class C Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every month.

Class D

SHOULD 1 month
Providers with Class D Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every month.

Defined terms in this requirement

Change history

  • 2026-05-04Initial reset for the Consolidated Rules for 2026 Public Preview.

Content provenance

Official requirement text is sourced from FedRAMP/rules . Boundera implementation guidance has not been fully reviewed for this item.