The Agent Skills Directory

[COMMAND_EXECUTION]: The script scripts/setup-firewall.sh uses system commands like ufw to manage rules, ss to audit listeners, and systemctl to check service status.
[PRIVILEGE_ESCALATION]: The skill requires administrative privileges to modify firewall settings and creates a secure backup directory at /var/backups/secure-server-setup/ufw with restricted permissions (0700).
[DYNAMIC_EXECUTION]: Inline Python code is used within the shell script to perform robust validation of IP addresses and network CIDRs using the standard ipaddress library.

firewall-configuration