Windows 10 must be configured to prevent certificate error overrides in Microsoft Edge.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-220842 | WN10-CC-000238 | SV-220842r991589_rule | CCI-000366 | medium |
| Description | ||||
| 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. | ||||
| STIG | Date | |||
| Microsoft Windows 10 Security Technical Implementation Guide | 2025-02-25 | |||
Details
Check Text (C-220842r991589_chk)
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 (F-22546r555012_fix)
Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Microsoft Edge >> "Prevent certificate error overrides" to "Enabled".