MOSCOW :Russian airline Aeroflot cancelled dozens more flights on Tuesday but said it had now stabilised its schedule after a major cyberattack a day earlier. Two pro-Ukraine hacking groups claimed on Monday to have carried out a year-long operation to penetrate Aeroflot's network. They said they had crippled 7,000 servers, extracted data on passengers and employees and gained control over the personal computers of staff, including senior managers. The Interfax news agency said Aeroflot had