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US 2018/0324179 A1Published application
Method for preventing badusb attack
OwnerHao-Hsun Houinventor
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Abstract
A method for preventing BadUSB attack from an external USB device to a host computer is disclosed. The method includes the steps of: a) obtaining a device description from a USB (universal serial bus) device; b) judging if the device description is reasonable; c) loading a driver for the USB device when yes in step b); d) filtering a command from the USB device after step c); and e) disabling the USB device when no in step b) or the command filtered in step d) is malicious.
Claims5
A method for preventing BadUSB attack, comprising:
- a) obtaining a device description from a USB (universal serial bus) device;
- b) judging if the device description is reasonable;
- c) loading a driver for the USB device when yes in step b);
- d) filtering a command from the USB device after step c);
- and
- e) disabling the USB device when no in step b) or the command filtered in step d) is malicious.
3 more elements
Dependencies are inferred from the claim text.