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You can turn your extra USB port into a master key - here's how

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 once the USB stick is removed, and unlock it as soon as the drive is ...
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You Can Turn Your Extra USB Port Into A Master Key - Here's How

A hand, holding a USB flash drive, with a laptop in the background. - Sergeyklopotov/Getty Images One of the best uses for your PC's empty USB ports is housing a USB security key. What this does is ...