South Korea's Largest Brokerage Suffers Data Breach, Exposing Info of Some 39,000 - SBS 뉴스
South Korea's largest brokerage, Mirae Asset Securities, has confirmed a data breach that exposed the personal information of approximately 39,000 customers and employees.
The cyberattacks targeted the brokerage over two days, beginning with a breach of a smartphone authentication service on November 4 and followed by an attack on the internal business network on November 5.
Through these attacks, the account numbers of about 3,800 customers were leaked, along with the names, employee ID numbers, and some contact information of 35,200 current and former employees, including retirees.
The company stated that sensitive information, such as customers' account holder names, was not included in the leaked information.
Widespread attacks on financial sector
Within the Mirae Asset Group, four affiliates have been targeted by external attacks in less than half a month, starting with Mirae Asset Life Insurance on October 26.
As of November 3, hacking accidents in the financial sector have been spreading indiscriminately, with 40 security breach incidents reported across 37 financial institutions, involving approximately 473,000 cases of leaked information.
It has been confirmed that unique identification information and personal sensitive data were not included in the leaked information. We will analyze the cause of the incident and do our best to prevent recurrence.
Authorities respond to security failures
In response, financial authorities announced measures to conduct comprehensive inspections of the security systems of some 580 financial companies, but doubts regarding the practical effectiveness of these measures are growing.
Authorities plan to transition to a formal investigation if any illegal activities are uncovered as a result of the inspection into Mirae Asset Securities.
(Previously,) there were many cases where things concluded with just a comprehensive inspection and a few investigations. It is necessary to continuously check whether the functions themselves are being maintained through periodic inspections, regular monitoring, and re-verification...
The company urged customers to exercise special caution against phone calls, text messages, and emails impersonating Mirae Asset Securities.
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