When employees are working on your office computers, you expect them to work, right? If you have an IT staff or on-call consultant you might already have ways to prevent employees from drifting into ...

Data sent over a network is directed through specific ports, numbered 1 through 64435. A computer uses port numbers – similar to channels on a television – to determine how network traffic should be ...

What I am looking for is not so much a 'lock down everything' type answer, but more along the lines of "these outbound ports are never used or should never be used on the public Internet (like the 137 ...

A recent update to an ad block filter list now allows the uBlock Origin extension to block most of the known sites that perform port scans of your local Windows computer. A few weeks ago, we reported ...

I want to block Terminal Services from passing in or out of our firewall. <BR><BR>I have a Win 2k3 server that sits outside of our firewall in a DMZ. I also have a Win2k3 server that's internal but it ...