It is restricted to 4 CPU cores and 6GB of RAM. For most home networks and labs, this is more than enough to handle gigabit speeds.
Using cracked software is a violation of Intellectual Property rights and the Sophos End User License Agreement (EULA) .
In contrast to using a Sophos Firewall Crack, opting for legitimate and licensed solutions provides numerous benefits, including:
Visit the Sophos Free Home Lab page and register for a serial number.