Former World Chess Champion Vladimir Kramnik has been suspended from competitive chess for at least one year following a ruling by the International Chess Federation (FIDE) related to his conduct in making cheating allegations against several prominent players, including the late Daniel Naroditsky.

Kramnik, who held the world title from 2000 to 2007, faced sanctions after repeatedly accusing top players in the online chess community of using computer assistance during games. Among those he accused was Naroditsky, an American grandmaster and one of the world’s leading blitz players, who died last year at age 29 from a drug overdose. Naroditsky, known for his online blitz matches and instructional videos, had expressed that the accusations against him were a source of distress prior to his passing.

FIDE’s ethics committee concluded that Kramnik’s public allegations constituted cyberbullying, citing that the former champion made "false or unjustified public accusations" and caused “unjustified reputational and psychological harm” to the players involved. The committee emphasized that Kramnik bypassed the official complaint procedures, choosing instead to air his concerns publicly, which contributed to increased tensions within the chess community.

The ruling specifically noted that it did not address the validity of Kramnik’s anti-cheating methodology, a controversial statistical approach he developed to detect suspected computer-assisted play that he used to support his claims. Rather, the suspension was focused on the manner and consequences of how he made his accusations. Online play surged during the COVID-19 pandemic, complicating traditional methods of verifying fair play and leading to heightened scrutiny and suspicion in the competitive environment. Kramnik had described Chess.com’s weekly Titled Tuesday events for titled players as “Cheating Tuesday,” reflecting his deep skepticism about the integrity of online competition.

Several prominent figures in the chess world condemned Kramnik’s conduct. Magnus Carlsen, a former world champion, publicly criticized the accusations as “appalling,” particularly in the context of Naroditsky’s death, with fellow players denouncing the allegations as a form of harassment.

Kramnik has denied allegations of bullying, maintaining that his sole interest is preserving the integrity of the game. Following the ruling, he announced plans to appeal, claiming that FIDE’s decision is unlawful and based on numerous infringements of the federation’s own regulations. The suspension is effective immediately and may be extended if Kramnik is found to violate the terms of the ruling further.