Per User Firewall

Firewall-Roleback

Implementing Safe Firewall Rollback and Auto-Recovery on AlmaLinux 8

Per-Service Firewalling

Implementing Per-Service Firewalling Using systemd (Without iptables or firewalld)

Per User Firewall

Implementing Per-User Firewall Rules on AlmaLinux 8 Using nftables

Transparent Proxying

Implementing Transparent Proxying with Firewall Rules on AlmaLinux 8

CSF blacklist management with real-time alerts

Automated CSF Blacklist Management with Alerts and Whitelisting for Production Servers