HONG KONG ( REUTERS ) - Cathay Pacific Airways said on Wednesday ( Oct 24 ) that data of about 9.4 million passengers of Cathay and its unit Hong Kong Dragon Airlines had been accessed Attack.Databreach without authorisation . Cathay said 860,000 passport numbers , about 245,000 Hong Kong identity card numbers , 403 expired credit card numbers and 27 credit card numbers with no card verification value ( CVV ) were accessed Attack.Databreach in the breach Attack.Databreach . `` We are very sorry for any concern this data security event may cause our passengers , '' Cathay Pacific chief executive Rupert Hogg said in a statement . `` We acted immediately to contain the event , commence a thorough investigation with the assistance of a leading cyber-security firm , and to further strengthen our IT security measures . '' Mr Hogg said no passwords were compromised Attack.Databreach in the breach Attack.Databreach and the company was contacting affected passengers to give them information on how to protect themselves . Cathay Pacific was not immediately available for additional comment outside normal business hours . The company said it initially discovered suspicious activity on its network in March this year , and investigations in early May confirmed that certain personal data had been accessed Attack.Databreach . News of Cathay 's passenger data breach Attack.Databreach comes weeks after British Airways revealed that credit card details of hundreds of thousands of its customers were stolen Attack.Databreach over a two-week period . Cathay said in a statement that accessed Attack.Databreach data includes names of passengers , their nationalities , dates of birth , telephone numbers , e-mail and physical addresses , passport numbers , identity card numbers and historical travel information . It added that the Hong Kong Police had been notified about the breach Attack.Databreach and that there is no evidence any personal information has been misused .

HONG KONG ( REUTERS ) - Cathay Pacific Airways said on Wednesday ( Oct 24 ) that data of about 9.4 million passengers of Cathay and its unit Hong Kong Dragon Airlines had been accessed Attack.Databreach without authorisation . Cathay said 860,000 passport numbers , about 245,000 Hong Kong identity card numbers , 403 expired credit card numbers and 27 credit card numbers with no card verification value ( CVV ) were accessed Attack.Databreach in the breach Attack.Databreach . `` We are very sorry for any concern this data security event may cause our passengers , '' Cathay Pacific chief executive Rupert Hogg said in a statement . `` We acted immediately to contain the event , commence a thorough investigation with the assistance of a leading cyber-security firm , and to further strengthen our IT security measures . '' Mr Hogg said no passwords were compromised Attack.Databreach in the breach Attack.Databreach and the company was contacting affected passengers to give them information on how to protect themselves . Cathay Pacific was not immediately available for additional comment outside normal business hours . The company said it initially discovered suspicious activity on its network in March this year , and investigations in early May confirmed that certain personal data had been accessed Attack.Databreach . News of Cathay 's passenger data breach Attack.Databreach comes weeks after British Airways revealed that credit card details of hundreds of thousands of its customers were stolen Attack.Databreach over a two-week period . Cathay said in a statement that accessed Attack.Databreach data includes names of passengers , their nationalities , dates of birth , telephone numbers , e-mail and physical addresses , passport numbers , identity card numbers and historical travel information . It added that the Hong Kong Police had been notified about the breach Attack.Databreach and that there is no evidence any personal information has been misused .