BA Fined $26 Million in U.K. Probe Over 2018 Data Attack (1)

British Airways was fined 20 million pounds ($26 million) by the U.K. data protection watchdog over a breach that compromised the personal and financial details of more than 400,000 customers, a cut to a much heftier fine initially planned by the regulator.

The U.K. Information Commissioners’ Office on Friday said its investigation into a 2018 cyber attack at the company found that “the airline was processing a significant amount of personal data without adequate security measures in place,” exposing people’s data unnecessarily. The fine is the ICO’s biggest so far.

“Their failure to act was unacceptable and affected hundreds of ...