Firewalls - back to basics
The questions that get an answer in this article are the following:
- What is a firewall?
- What's a 'personal' firewall?
- Do all firewalls work in the same way?
- What's a DMZ?
- How do I make FTP/Web/video conferencing, etc, work through my firewall?
- How can I tell how good a firewall is before I buy it?
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