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

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.

Ever wanted to lock and unlock your computer with a USB drive or a physical key? It looks cool and adds another layer of security to your computer. Unlocking a computer with a USB drive is more ...

Protecting your data can involve digital and physical tools, with one of the most powerful being a USB security key. Our favorite is the YubiKey 5 NFC, for its ease of use, complete authentication ...

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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 ...