Athena NGFW (previously known as Network Secure) provides comprehensive protection for every network perimeter, ensuring the safety of your valuable assets, data, and users from emerging threats.
In System > Security Capability Update, check whether the expiry date of the rule database update service is up to date.
If the device cannot access the network, download the rule database offline from the official website to update. If no rule database is available on the official website, contact Sangfor Technical Support to update the rule database for you.