In this May 25, 2010 file photo, an Air India plane is seen in the background of slums adjoining the the international airport in Mumbai, India. Personal data of an unspecified number of travelers has been comprised in a hack of a company that manages customer data including credit cards, passports and phone numbers for India's national carrier. The hackers were able to access ten years' worth of data from the Atlanta-based SITA Passenger Service System that serves Air India, the airline said in a statement Friday.

NEW DELHI — Personal data of an unspecified number of travelers has been compromised after a company that serves India’s national carrier was hacked, Air India said.

The hackers were able to access 10 years’ worth of data including names, passport and credit card details from the Atlanta-based SITA Passenger Service System, Air India said in a statement Friday.

It disclosed the scale of the breach nearly three months after it was first informed by the IT provider.

The breach that happened in late February had compromised the data of some major global airlines, too.