A personal firewall differs from a conventional firewall in terms of scale. A personal firewall will usually protect only the computer on which it is installed, as compared to a conventional firewall which is normally installed on a designated interface between two or more networks, such as a router . Personal firewalls allow a security policy to be defined for individual computers, whereas a conventional firewall controls the policy between the networks that it connects.
Several Companies offer alternatives to the firewalls that might be installed in a computers default software firewalls. A example would be a getting a firewall software from a 3rd party company such as Symantec, McAfee, AVG, Commode, Avast, and others. simple becuase their business or they prefer a more enhanced security set than the default Windows Defender/Firewall.
There are several Firewalls on can purchase or download for their computer. but all have the same recommendation:
- Make sure you have a firewall and it is Turned ON
- Make sure your computer has only 1 Firewall turned ON (more than one can cause problems)
- If a Business, make sure the firewall meets your particular businesses requirements
- if a Business, if their are security rules for the firewall setup, make sure they are set properly
- if a Business make sure to save all the firewall log files