Windows 11 • Release: 6 Benchmark Date: 05 Jan 2026
CAT II V-253281 WN11-00-000135
A host-based firewall must be installed and enabled on the system.
Discussion
A firewall provides a line of defense against attack, allowing or blocking inbound and outbound connections based on a set of rules.
Check Procedure
Determine if a host-based firewall is installed and enabled on the system. If a host-based firewall is not installed and enabled on the system, this is a finding. The configuration requirements will be determined by the applicable firewall STIG.
Fix Action
Install and enable a host-based firewall on the system.