Are you safe when you use the wireless network at your local coffee shop or airport? Maybe. Maybe not.
Are you accidentally sharing your files on your computer? Is your computer “trusting” connection attempts from the other computers at the hostspot?
A reader asked me
To improve security when using Wi-Fi at a coffee shop or traveling, [...]

I received a question from subscriber and friend Ralph Campbell, who asked:
A number of times I have seen you refer disparagingly of “Active-x controls”.
I have seen downloads that require Active X to run properly. I have read the definition of the program, but, I guess I am [...]

First, be sure to connect to the router using an Ethernet cable for your configuration work – otherwise, with the first change, you’ll get locked out. If you are using wireless to login to the router, if you get locked out, you’ll have to wait for the router to time out and close that login.
Know [...]

WinClear is a computer history cleaner program designed to delete or erase the history of your activity on your computer. Obviously, it can’t dig into the guts of every program to find and delete the history each might retain (and you probably would not want that).

WinClear targets general Windows items, recent document lists in [...]

Those of us with home networks usually share files, or at least printers, across our network.
This nice feature allows several computers to share and use one or more printers. At my house, we share an HP Laserjet 1200 and an HP ColorJet printer. That way, any printer can print color pages when we need them [...]

A subscriber wrote me to ask about a warning that she received when she was installing a version of OpenOffice.org. Windows popped up a warning that the "Publisher could not be verified" and asked for confirmation on whether to allow the installation or not.

This is a new Microsoft validation scheme that many publishers of [...]

Intrusion Detection System (IDS) are a necessary part of any strategy for enterprise security. What are Intrusion Detection systems? CERIAS, The Center for Education and Research in Information Assurance and Security, defines it this way:
“The purpose of an intrusion detection system (or IDS) is to detect unauthorized access or misuse of a computer system. [...]