Details
This policy setting controls whether online OCSP/CRL revocation checks will be required.
The recommended state for this setting is Enabled.
Rationale:
Allowing certificates that have not been validated opens an organization up for an attack in which illegitimate sites are could potentially be presented as trusted.
Impact:
Certificates that are not publicly verified will not be trusted and the user will be warned that the certificate is not trusted.
Solution
To establish the recommended configuration via GP, set the following UI path to Disabled
Computer ConfigurationPoliciesAdministrative TemplatesMicrosoft EdgeEnable online OCSP/CRL checks
Note: This Group Policy path may not exist by default. It is provided by the Group Policy template MSEdge.admx/adml that can be downloaded from Microsoft here.
Default Value:
Disabled.
Supportive Information
The following resource is also helpful.
This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Windows.