For those unfamiliar, the rumor is that Ferrari was somehow detecting the sample rate of the fuel flow sensor (which is a black-box provided by FIA and standard

For those unfamiliar, the rumor is that Ferrari was somehow detecting the sample rate of the fuel flow sensor (which is a black-box provided by FIA and standard across all the cars), and increasing the flow rate only when the sensor "wasn't looking". So doing a side-channel attack on the sensor, and designing a pump system to dynamically adjust the rate dozens of times a second. Hacking at its finest