Firewall Rules for Applications: How to Safely Allow an App Through

• 21 June 2026
• by: Maya Anderson
• in: Server Security and Protection
• Tags: firewall, firewalld, port management, server security, UFW
• note: no comments

Learn how to configure firewall rules for applications the right way. Open only the ports an app needs with ufw and firewalld instead of disabling your firewall.

Read More »