The Firewall will always block DoS (Denial of Service) attacks. A DoS attack does not attempt to steal data or damage your PCs, but overloads your Internet connection so you can not use it - the service is unavailable.
As well, you can use this screen to create Firewall rules to block or allow specific traffic. This feature is for Advanced Administrators only! Incorrect configuration will cause serious problems.
This lists all existing rules for outbound traffic. If you have not defined any rules, only the default rule will be listed. The default rule allows all outgoing traffic.
To create a new rule:
To delete an existing rule:
This lists all existing rules for inbound traffic. If you have not defined any rules, only the default rule will be listed. The default rule blocks all inbound traffic.
To create a new rule:
To delete an existing rule: