← Back to Microsoft Windows 10 Security Technical Implementation Guide

V-220842

CAT II (Medium)

Windows 10 must be configured to prevent certificate error overrides in Microsoft Edge.

Rule ID

SV-220842r569187_rule

STIG

Microsoft Windows 10 Security Technical Implementation Guide

Version

V2R9

CCIs

CCI-000366

Discussion

Web security certificates provide an indication whether a site is legitimate. This policy setting prevents the user from ignoring Secure Sockets Layer/Transport Layer Security (SSL/TLS) certificate errors that interrupt browsing.

Check Content

This setting is applicable starting with v1809 of Windows 10; it is NA for prior versions.

Windows 10 LTSC\B versions do not include Microsoft Edge; this is NA for those systems.

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: \SOFTWARE\Policies\Microsoft\MicrosoftEdge\Internet Settings\

Value Name: PreventCertErrorOverrides

Type: REG_DWORD
Value: 0x00000001 (1)

Fix Text

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Microsoft Edge >> "Prevent certificate error overrides" to "Enabled".