#!/bin/bash # Generated by Mamba Host Firewall Rule Generator # Save this script and run with: sudo bash firewall-rules.sh # Reset UFW to default ufw --force reset # Set default policies ufw default drop incoming ufw default allow outgoing # Allow SSH on port 22 ufw allow 22/tcp comment 'SSH' # Allow DNS ufw allow 53 comment 'DNS' # Enable UFW ufw --force enable # Show status ufw status verbose echo "Firewall rules applied successfully!"