Guides about windows firewall
- Windows Defender Firewall rules with PowerShell Windows Server's built-in firewall is all most servers need. These PowerShell commands cover the rules you will use, and how to test them safely. Intermediate 15 min
- Locked out after a firewall change: how to get back in A firewall rule or a port change can cut your own connection. Use the console to undo it, then apply firewall changes with a safety net. Intermediate 10 min