Reuters reports:
Russian airline Aeroflot cancelled dozens of flights on Monday after what it called a failure in its information systems, and a shadowy hacking group claimed responsibility for what it said was a crippling cyberattack.
The national carrier did not provide further details about the cause of the problem or how long it would take to resolve.
A statement purporting to be from a hacking group called Silent Crow said it had carried out the operation together with a Belarusian group called Cyberpartisans BY, and linked it to the war in Ukraine.
Read more at Reuters.