An unidentified hacker has broken into the computer system of a small South Korean brokerage house to steal the firm’s customer data, the financial regulator said Thursday, adding concerns over financial firms’ computer security maintenance.
The Financial Supervisory Service (FSS) said the hacker infiltrated the computer server of Leading Investment & Securities Co. and stole 12,000 customers’ personal data last week. The stolen data includes their names, social security numbers, addresses and phone numbers, it said.
The hacker reportedly demanded money through an e-mail, and Leading Investment & Securities reported it to police.
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