Match fixing: Arranging outcomes or betting on own matches — permanent ban; Cheating: Using hacks, scripts, or unauthorized information — permanent ban; Account boosting: Playing on another player's ranked account — suspension
Why people argue about this
People often think that only blatant cheating like hacking is punished under Competitive Integrity in Dota 2, but they misunderstand that it includes collusion—like sharing information about enemy strategies—and other offenses like exploiting game bugs or botting matches, which are all considered violations and can lead to bans or suspensions.