Related to this, there's a really good talk by the founder of lichess that includes an overview of the cheating problem, and the techniques they use to detect a

Related to this, there's a really good talk by the founder of lichess that includes an overview of the cheating problem, and the techniques they use to detect and manage it. The relevant section of the video on YouTube is: https://www.youtube.com/watch?v=LZgyVadkgmI&t=1080s https://www.youtube.com/watch?v=LZgyVadkgmI&t=1080s