FILE PHOTO: Arnold Donald, CEO of Carnival Corp. takes the stage to deliver his keynote address at CES in Las Vegas, U.S., January 5, 2017. REUTERS/Rick Wilking
(Reuters) -Cruise operator Carnival Corp said on Thursday it had detected unauthorized access to its computer systems in March, after which it alerted regulators and hired a cybersecurity firm to investigate the breach.
The company, whose shares were down over 2%, noticed the suspicious activity on March 19 and acted quickly to "to shut down the event and prevent further unauthorized access", it said in an emailed statement.
