Received my RubberDucky from HAK5 yesterday.

Circumvented Cortex XDR in just under 10 minutes.

8 of those minutes was spent battling with a GPO telling me that all external drives had to be bitlocker encrypted to be written to.

You are not 100% safe, even with top notch security implementations. People WILL trust a random usb-stick they find. And they WILL insert it into a computer. Just because.

Next.. OMG-cable. Even scarier.