Skip to content

Third-Party Assessment

What is Third-Party Assessment?

An evaluation of a vendor or partner's security posture, compliance status, and risk profile conducted as part of vendor management.

Risk Management

Each of these is named in at least one of the same controls as third-party assessment. The number is how many controls name both.

What the standards actually require on third-party assessment

Requirements naming third-party assessment across 6 standards, quoted from the control text.

Operate security test + certification + conformance per O-RAN WG11 Security Test Specifications and WG11 Test Specifications including Open Test and Integration Center (OTIC) testing.

ORANWG11-6 · Security Test Specifications, Certification, and Conformance

Make provider and customer service agreements carry agreed terms on scope and location of services, security requirements including shared responsibility, change management, logging and monitoring, incident management and communication, right to audit and thir...

CCM-STA-09 · Primary Service and Contractual Agreement
FISMA1 control

FISMA is operationalized through NIST publications (mandatory per 44 USC 3553(e) + NIST FISMA Implementation Project). NIST SP 800-53 REV 5 (Security and Privacy Controls): 1,189 controls + control enhancements across 20 families (AC + AT + AU + CA + CM + CP +...

FISMA-NIST-800-53-RMF-800-171-FIPS · Operationalisation via NIST 800-53 + 800-37 RMF + 800-171 + FIPS 199 + FIPS 200
FedRAMP Rev 51 control

Third Party Assessment Organizations (3PAOs) are independent assessors accredited by the FedRAMP PMO + A2LA (American Association for Laboratory Accreditation). 3PAO accreditation requires: (a) ISO/IEC 17020:2012 compliance for inspection bodies;

FedRAMP-3PAO · 3PAO Assessment, FedRAMP Marketplace and Accreditation

Sapin II Pillar 8 - Internal Monitoring + Continuous Improvement (Dispositif de controle et evaluation interne). REQUIREMENTS: (a) ONGOING MONITORING through KPIs + KRIs + dashboards + management reviews + audit committee briefings;

Sapin2-Pillar8-Internal-Monitoring · Pillar 8 - Internal Monitoring and Continuous Improvement

Coordination positions IRS Pub 1075 within the broader US federal + state + and industry security landscape. (1) NIST Standards: NIST SP 800-53 Rev 5 (primary control set incorporated by reference Section 9.3) + NIST SP 800-53A (assessment methodology) + NIST...

IRSPub1075-CoordNIST80053-FedRAMP-FISMA-CJIS-SSACDS-StateRevAgencies-PrivacyAct-SOC2-Industry · IRS Pub 1075 Coordination - NIST SP 800-53 Rev 5 + FedRAMP + FISMA + 26 USC 6103 + FBI CJIS + SSA CDS + State Revenue Agencies + Privacy Act + SOC 2 + Industry Frameworks + Federal Sectoral

Questions people ask about third-party assessment

What is Third-Party Assessment?
An evaluation of a vendor or partner's security posture, compliance status, and risk profile conducted as part of vendor management.
Why is Third-Party Assessment important for compliance?
Third-Party Assessment is a key concept in Risk Management. Understanding third-party assessment helps organizations meet regulatory requirements, reduce risk, and demonstrate due diligence during audits. Our compliance platform maps 686 frameworks with 311K cross-framework control mappings.
Which compliance frameworks address Third-Party Assessment?
Third-Party Assessment appears in the requirement text of O-RAN WG11 Security Specification, Cloud Security Alliance Cloud Controls Matrix (CCM) v4.0.1, FISMA, FedRAMP Rev 5, French Sapin II Law (Law No. 2016-1691). Across these standards we have identified 7 controls that name it directly, each linked to the control text on the compliance platform.
Where can I learn more about Third-Party Assessment?
Explore our compliance framework pages to see how third-party assessment 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 686 frameworks.

See how Third-Party Assessment applies across compliance frameworks

Our platform maps 686 frameworks with 311K cross-framework control mappings. Explore how this concept is addressed across standards.

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