Hacker groups routinely exaggerate their successes and whether this latest attack causes any lasting disruption remains to be seen. The BBC hasn't been able to verify any of Silent Crow's claims.

Pro-Ukrainian Hackers Claim Cyberattack as Aeroflot Grounds Flights The hack may have been part of a campaign to disrupt the sense of normalcy Russians have mostly enjoyed since the start of the war.

Russia's national airline, Aeroflot, said it had cancelled dozens of flights after pro-Ukrainian hackers claimed an attack on the carrier's IT systems. A statement from hacking group Silent Crow ...