This simple USB trick adds physical security to your PC without buying extra hardware.

Here's a new twist on an old idea. We've seen USB (and even serial) dongles before that you need to keep plugged into a PC in order for a certain application to work. QiGO LLC has put a spin on that ...

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Privacy and security concerns are becoming more commonplace as data sharing becomes more commonplace. Here's how to lock down your computer via USB key.

Add Yahoo as a preferred source to see more of our stories on Google. One of the best uses for your PC's empty USB ports is housing a USB security key. What this does is automatically lock your system ...