STIGQter: STIG Summary: Microsoft Defender for Endpoint Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 05 Jan 2026:

Microsoft Defender for Endpoint (MDE) must enable Custom network indicators.

DISA Rule

SV-275982r1119712_rule

Vulnerability Number

V-275982

Group Title

SRG-APP-000279

Rule Version

MSDE-00-000650

Severity

CAT II

CCI(s)

CCI-001243 - Configure malicious code protection mechanisms to block malicious code; quarantine malicious code; and/or take organization-defined action(s) in response to malicious code detection.

Weight

Fix Recommendation

Access the MDE portal as a user with at least an MDE Administrator or equivalent role:

1. In the navigation pane, select Settings >> Endpoints >> Advanced features (under General).
2. Set the slide bar for "Custom network indicators" to "On".

Check Contents

Access the MDE portal as a user with at least an MDE Administrator or equivalent role:

1. In the navigation pane, select Settings >> Endpoints >> Advanced features (under General).
2. Verify the slide bar for "Custom network indicators" is set to "On".

If the slide bar for "Custom network indicators" is not set to "On", this is a finding.

Vulnerability Number

V-275982

Documentable

False

Rule Version

MSDE-00-000650

Severity Override Guidance

Access the MDE portal as a user with at least an MDE Administrator or equivalent role:

1. In the navigation pane, select Settings >> Endpoints >> Advanced features (under General).
2. Verify the slide bar for "Custom network indicators" is set to "On".

If the slide bar for "Custom network indicators" is not set to "On", this is a finding.

Check Content Reference

Target Key

5693