What is a Firewall?
The term firewall is thrown about by those in the know about computer security, but what is it?
In the most general of terms, a firewall is a defence measure that your computer uses in an effort to protect itself from unwanted programmes and outside access to your computer. Think of it as a kind of filter that guards you against the dangers of the internet.
How does a Firewall work?
A firewall works by comparing information to a set of rules. For instance, if a website or online (more…)