STIGQter: STIG Summary: Microsoft Windows 11 Security Technical Implementation Guide Version: 2 Release: 8 Benchmark Date: 01 Jul 2026:

The system must be configured to use FIPS-compliant algorithms for encryption, hashing, and signing.

DISA Rule

SV-253466r1210303_rule

Vulnerability Number

V-253466

Group Title

SRG-OS-000478-GPOS-00223

Rule Version

WN11-SO-000230

Severity

CAT II

CCI(s)

CCI-002450 - Implement organization-defined types of cryptography for each specified cryptography use.

Weight

Fix Recommendation

For GPO-managed systems:

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "System cryptography: Use FIPS compliant algorithms for encryption, hashing, and signing" to "Enabled".

For Intune-managed systems:

Set the Intune System Cryptography Policy to use FIPS-compliant algorithms for encryption, hashing, and signing.

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If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SYSTEM\CurrentControlSet\Control\Lsa\FIPSAlgorithmPolicy\ (For GPO-managed systems)
Or
Registry Path: \SOFTWARE\Microsoft\PolicyManager\current\device\Cryptography!AllowFipsAlgorithmPolicy_ProviderSet (For Intune-managed systems)

Value Name: Enabled

Value Type: REG_DWORD
Value: 1

Warning: Clients with this setting enabled will not be able to communicate via digitally encrypted or signed protocols with servers that do not support these algorithms.

The system must be configured to use FIPS-compliant algorithms for encryption, hashing, and signing.

DISA Rule

Vulnerability Number

Group Title

Rule Version

Severity

CCI(s)

Weight

Fix Recommendation

Check Contents

Vulnerability Number

Documentable

Rule Version

Severity Override Guidance

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Target Key