NIST Cybersecurity Framework 2.0

PR - Protect

NIST Cybersecurity Framework 2.0 NIST-CSF-PR.AA-04: Identity assertions are protected, conveyed, and verified

Identity assertions are protected, conveyed, and verified. Control from NIST Cybersecurity Framework 2.0 framework, domain: PR - Protect.

Maintained by Gerard BlokdykVerified against the published standard 31 May 2026Control text last updated 21 May 2026

What else in your programme already covers this

This control maps to 59 controls across 23 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.

NIST SP 800-53 Rev 5 · 10 controls

NIST800-AU-10 AU-10 Non-repudiation
NIST800-IA-13 IA-13 Identity Providers and Authorization Servers
NIST800-IA-2 IA-2 Identification and Authentication (Organizational Users)
NIST800-IA-3 IA-3 Device Identification and Authentication
NIST800-IA-5 IA-5 Authenticator Management
NIST800-IA-9 IA-9 Service Identification and Authentication
NIST800-SC-17 SC-17 Public Key Infrastructure Certificates
NIST800-SC-23 SC-23 Session Authenticity
NIST800-SC-8 SC-8 Transmission Confidentiality and Integrity
SP800-53-IA Identification and Authentication Family

SOC 2 · 5 controls

SOC2-CC6.1 CC6.1 Logical access security over protected information assets
SOC2-CC6.2 CC6.2 Registering and authorising users before issuing credentials
SOC2-CC6.3 CC6.3 Role-based access, least privilege and segregation of duties
SOC2-CC6.6 CC6.6 Protection against threats from outside the system boundary
SOC2-CC6.7 CC6.7 Restricting and protecting information in transmission, movement and removal

ISO 27001:2022 · 4 controls

5.16 Identity management
5.18 Access rights
8.24 Use of cryptography
8.5 Secure authentication

ANSSI Guide d'hygiene informatique (42 mesures, v2.0) · 3 controls

ANSSI-HYG-11 Protect Passwords Stored on Systems
ANSSI-HYG-13 Prefer Strong Authentication Where Possible
ANSSI-HYG-21 Use Secure Protocols Wherever They Exist

Australian Information Security Manual · 3 controls

ISM-1603 Disabling replay-susceptible authentication methods
ISM-1682 Phishing-resistant multi-factor authentication
ISM-1943 Strong certificate mapping

CMMC 2.0 · 3 controls

IA.L2-3.5.10 Cryptographically-Protected Passwords
IA.L2-3.5.4 Replay-Resistant Authentication
SC.L2-3.13.15 Communications Authenticity

ISO 27002:2022 · 3 controls

5.17 Authentication information
8.24 Use of cryptography
8.5 Secure authentication

NIST SP 800-171 Rev 3 · 3 controls

03.05.04 Replay-Resistant Authentication
03.05.11 Authentication Feedback
03.13.15 Session Authenticity

PCI DSS 4.0 · 3 controls

8.3.11 8.3.11 Tokens, smart cards and certificates individually assigned
8.3.2 8.3.2 Authentication factors unreadable with strong cryptography
8.5.1 8.5.1 MFA system resistant to replay and bypass

ASD Strategies to Mitigate Cyber Security Incidents · 2 controls

ASD37-14 Block spoofed emails (Very Good)
ASD37-23 Protect authentication credentials (Excellent)

AWS Well-Architected Security Pillar · 2 controls

SEC02-BP04 Rely on a centralized identity provider
SEC09-BP03 Authenticate network communications

Azure Security Benchmark · 2 controls

ASBv3-IM-2 Protect identity and authentication systems
ASBv3-IM-5 Use single sign-on (SSO) for application access

C5 (Germany) · 2 controls

C5-IDM-08 Confidentiality of authentication information
C5-PSS-06 Session Management

CIS Controls v8 · 2 controls

CIS-12.5 Centralize Network Authentication, Authorization, and Auditing (AAA)
CIS-6.7 Centralize Access Control

Cloud Security Alliance Cloud Controls Matrix (CCM) v4.0.1 · 2 controls

CCM-CEK-03 Data Encryption
CCM-IAM-14 Strong Authentication

FedRAMP High · 2 controls

IA-5(2) Public Key-Based Authentication
SC-23 Session Authenticity

FedRAMP Moderate · 2 controls

IA-5(2) Public Key-Based Authentication
SC-23 Session Authenticity

ACSC Essential Eight · 1 control

E8-MFA-ML3 Multi-Factor Authentication - Maturity Level 3

NIS2 Directive · 1 control

Art.21.2.j Multi-factor or continuous authentication, secured communications and secured emergency communications

NIST SP 800-161 Rev 1 · 1 control

161R1-IA-5 Authenticator Management

NIST SP 800-172 · 1 control

3.5.1e Identification of Systems, Components, and Devices

UK Cyber Essentials · 1 control

CE-AC.8 Passwordless Authentication

Every mapping shown was judged rather than inferred from wording similarity, and the ones that failed review are published too. See the coverage reports and what was rejected.

Other controls in PR - Protect

You are reading one control. How much of NIST Cybersecurity Framework 2.0 have you already done?

NIST Cybersecurity Framework 2.0 NIST-CSF-PR.AA-04 is one control. If you already hold one of the frameworks below, a reviewed crosswalk already says how much of NIST Cybersecurity Framework 2.0 your existing evidence covers. Hold ISO 27001:2022 and 73 of 106 NIST Cybersecurity Framework 2.0 controls already carry evidence.

If you hold ISO 27001:202268.9% covered · 33 gaps If you hold NIST SP 800-53 Rev 567.9% covered · 34 gaps If you hold C5 (Germany)67% covered · 35 gaps If you hold FedRAMP Moderate63.2% covered · 39 gaps If you hold ISO 27002:202258.5% covered · 44 gaps If you hold CIS Controls v853.8% covered · 49 gaps

Each report names every control your existing framework evidences, every one it does not, the reasoning behind each claim, and the claims that were argued against and rejected. 174 were rejected on the ISO 27001:2022 pair alone.

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Query this from an agent

The graph holds this control, the 59 it maps to, and the evidence behind each claim, over MCP and REST.

MCP endpoint All NIST Cybersecurity Framework 2.0 controls