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![KENSINGTON USB PORT BLOCKER W/CABLE GUARD - SQUARE](https://pcm.au/137211-large_default/kensington-usb-port-blocker-w-cable-guard---square.jpg)
USB Port Lock with Square Cable Guard. USB lock prevents unauthorized data transfer through USB ports, reducing the risk of data leakage, data theft, computer viruses and malware by physically locking and blocking the USB Ports.