the actual application, th haracteristics of the firewa I firewalls as the main ones.

A virtual private network (VPN) is the best option for protecting the perimeter of a network. Can they secure portable electronics as well? A longer piece than a couple of lines Can you explain what an ACL is and how it works? A firewall is defined as. If possible, please use at least 250 words to explain the distinction. To what do they both contribute?

I was curious about the name of the non-free Linux firewall that was mentioned during the presentation, as well as how you can deliver a brief explanation of the operation of the firewall to someone who has never heard of it before.