This is a list of more administrative types of internet security tools & software.

If you are looking for a firewall by itself, we recommend this internet security tool (only one that is shareware):
http://download.cnet.com/BlackICE-PC-Protection/3000-2092_4-10040175.html

If you wish to know what websites/domains/IPs your computer is connected to, we recommend this internet security tool:
http://www.nirsoft.net/utils/cports.html

If you need to make sure your internet connection is stable, we recommend these internet security tools:
http://www.hammer-software.com/metaping.shtml
http://download.cnet.com/Ping-Plotter-Freeware/3000-2085_4-10021963.html

If you need to find Shared Folders on your network that you cannot see, we recommend this software:
http://download.cnet.com/8301-20_4-10475999-10084490.html