January 2019


USB threat vector trends and implications for industrial operators

These are interesting times for universal serial bus (USB) security.

Knapp, E., Honeywell

These are interesting times for universal serial bus (USB) security. With increasing pressure to limit network access to industrial control systems, industrial plant dependence on USB removable media to transfer information, files, patches and updates has been greater than ever. Past research into USB threats has shown that portable USB drives are one of the top threat vectors impacting industrial control systems. While this is notable enough on its own, USB represents an even greater threat than spreading malware: a USB device can be used to attack systems directly, using the USB interface as a powerful attack vector. Malicious USB devices crafted specifically to attack computers via the US

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