Proof of unique human

[chrisfostertv]

@neo

Only if the device had a bug where it gives up the key to some combination of USB protocol commands.

I was thinking of BadUSB, maybe not relevant for your solution

SAFEnet USB stick - Why the Security of USB Is Fundamentally Broken

Why the Security of USB Is Fundamentally Broken Edit** This Blackhat Conference Video, demonstrates live examples of attacks ios7 exploit, bluetooth, remoting usb attacks, Edit 2** Link to Slides for the Blackhat Talk Mitigation: If remoteFX is not required on the Server, turn it off If remoteFX is required, specify GUID’s of authorised USB devices Do not enable remoteFX USB remoting on clients Minimise the use of USB ‘High-Level’ remoting vis RDP Be more concious of local vulnerabilities a…