Nested on the servers’ motherboards, the testers found a tiny microchip, not much bigger than a grain of rice, that wasn’t part of the boards’ original design.
And it was just as bad as you might expect.
they incorporated memory, networking capability, and sufficient processing power for an attack.
How could FOSS hardware help?
Mindful of the Elemental findings, Amazon’s security team conducted its own investigation into AWS’s Beijing facilities and found altered motherboards there as well, including more sophisticated designs than they’d previously encountered.