On Dec 10, 2015, at 1:37 AM, Michael H michael@wemoto.com wrote:
I've setup udev rules to block all usb devices and then additional rules to allow specific vendors / products to be used (mainly keyboards and mice).
It sounds like you’re reinventing the wheel:
https://github.com/dkopecek/usbguard
Search for “Linux USB whitelist” for additional existing solutions to the problem, if you don’t like USBGuard for some reason.