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Insider Threat

What is Insider Threat?

A security risk that originates from within the organisation, typically from current or former employees, contractors, or business partners who have inside information concerning security practices, data, and computer systems.

Information Security

Each of these is named in at least one of the same controls as insider threat. The number is how many controls name both.

What the standards actually require on insider threat

Requirements naming insider threat across 6 standards, quoted from the control text.

Implement an incident handling capability for incidents involving insider threats.

NIST800-IR-4(6) · IR-4(6) Incident Handling | Insider Threats →

Requirement 0051 (Part Two: Risk, section 7.3 Countering Foreign Interference and Espionage; applies to All entities; dated 31 October 2024;

protective-security-policy-framework-pspf-release-2026::0051 · 0051 Insider threat program for entities managing Baseline to PV clearance subjects →

Provide literacy training on recognizing and reporting potential indicators of insider threat.

nist-sp-800-53-revision-5-1-high::AT-2(2) · AT-2(2) Literacy Training and Awareness | Insider Threat →

Legal advice is sought regarding the development and implementation of an insider threat mitigation program.

ISM-1626 · Legal advice on insider threat program →
CMMC 2.01 control

Provide awareness training that teaches staff to recognize potential insider threat indicators and to report them.

AT.L2-3.2.3 · Insider Threat Awareness →

The organisation implements an insider threat program with a cross-discipline insider threat incident handling team. The GC discussion notes specific notice requirements when monitoring GC networks and devices under the TBS service and digital policy instrumen...

canada-itsp-10-033-security-and-privacy-controls-and-assurance-activities-catalogue::PM-12 · PM-12 Insider threat program →

Questions people ask about insider threat

What is Insider Threat?
A security risk that originates from within the organisation, typically from current or former employees, contractors, or business partners who have inside information concerning security practices, data, and computer systems.
Why is Insider Threat important for compliance?
Insider Threat is a key concept in Information Security. Understanding insider threat helps organizations meet regulatory requirements, reduce risk, and demonstrate due diligence during audits. Our compliance platform maps 1,016 frameworks with 316K cross-framework control mappings.
Which compliance frameworks address Insider Threat?
Insider Threat appears in the requirement text of NIST SP 800-53 Rev 5, Protective Security Policy Framework (PSPF) Release 2026, NIST SP 800-53 Rev 5 HIGH, Australian Information Security Manual, CMMC 2.0. Across these standards we have identified 13 controls that name it directly, each linked to the control text on the compliance platform.
Where can I learn more about Insider Threat?
Explore our compliance framework pages to see how insider threat applies across different standards and regulations. Our implementation guides provide step-by-step guidance, and the compliance platform offers AI-powered analysis of how this concept maps across 1,016 frameworks.

See how Insider Threat applies across compliance frameworks

Our platform maps 1,016 frameworks with 316K cross-framework control mappings. Explore how this concept is addressed across standards.

Written and maintained by Gerard Blokdyk, The Art of Service.