Mirae Asset says data breaches exposed customer, employee information
Quick Look
- Mirae Asset Securities Co. reported cyberattacks on Wednesday and Thursday that leaked account numbers of some 3,800 customers and personal information of over 35,000 current, former employees and contractors.
- The South Korean brokerage blocked affected access routes and reported the incident to the Financial Services Commission, Financial Supervisory Service, and Personal Information Protection Commission.
AI-generated summary
Why It Matters
Mirae Asset Securities Co. is a South Korean brokerage that experienced unauthorized external access to its mobile web phone authentication login service and internal system.
SEOUL, Nov. 7 (Yonhap) -- Mirae Asset Securities Co. said Saturday that it suffered cyberattacks that resulted in the leakage of account numbers some 3,800 customers and personal information of over 35,000 current, former employees and contractors.
The South Korean brokerage said unauthorized external access occurred Wednesday and Thursday, targeting its mobile web phone authentication login service and internal system, respectively.
They resulted in the leakage of some 3,800 customer account numbers and information on 35,255 current, former and contractors. The non-customer, corporate data leaked included names, employee ID numbers, email addresses, mobile phone numbers and passwords.
Mirae Asset said it immediately blocked the affected access routes after detecting suspicious activity from external IP addresses and activated its emergency response system.
The company also said it reported the incident to the Financial Services Commission, the Financial Supervisory Service and the Personal Information Protection Commission.
What to Watch
AI outlook — possibilities, not facts
Regulatory authorities may investigate the breach and impose penalties or require corrective measures.
Likely · Within weeks
Open Questions
- Who was responsible for the cyberattacks?
- What specific steps will Mirae Asset take to prevent future breaches?
- Will affected customers and employees receive compensation or credit monitoring?




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