https://support.chess.com/article/209-how-do-i-report-someone - How to report someone

https://support.chess.com/article/648-what-do-i-need-to-know-about-fair-play-on-chess-com - the rules, and what to do if you suspect cheating from your opponent

https://www.chess.com/legal/community

https://www.chess.com/article/view/chess-com-fair-play-and-cheat-detection

https://www.chess.com/article/view/online-chess-cheating

https://support.chess.com/category/140-fair-play-and-cheating

https://www.chess.com/blog/DanielRensch/cheating-on-chesscom

https://www.chess.com/blog/News/new-tools-for-fair-play-on-chess-com

https://www.chess.com/blog/monitor/state-of-chess-com-anti-abuse-report-for-2018 (note: these numbers are from 2018, and the site has grown and the detection systems have improved considerably since then)

https://www.youtube.com/watch?v=lYR09lIBsek - Cheat detection Q&A with Danny Rensch and Gerard

https://www.youtube.com/watch?v=knvySXCNfd8 - Danny Rensch on what chess.com is doing to catch cheaters

https://www.youtube.com/watch?v=-7PI9Q9uoSE - Q&A with Danny Rensch on cheating and cheat detection

https://new.uschess.org/administration/chess-com-fair-play-endorsement-us-chess Endorsement of chess.com's fair play system by the US Chess Federation

https://new.uschess.org/sites/default/files/wp-thumbnails/2020/06/Chess.Com_FairPlayV2_6-3-2020_FINAL-approved.pdf - full letter from the US Chess Federation endorsing chess.com's fair play system and approving it for use in USCF online tournaments

Other cheat detection systems:

https://cse.buffalo.edu/~regan/chess/fidelity/ - IM Ken Regan's website. Note that chess.com is not using his system, but he documents a solid scientific approach to demonstrate that cheat detection can be done with an extremely high level of certainty, even with limited sample sizes.

https://github.com/MGleason1/PGN-Spy/releases - PGN Spy - a cheat detection tool for the amateur detective. Note that chess.com does not use PGN Spy.

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