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Data breach

Moin external hack leaks customer ID and account data

First reported · Last reported · 9 related reports

An external hack of overseas remittance company Moin on 23 October leaked supporting documents submitted by customers, and the company became aware of it six days later and reported it. The leaked materials included copies of ID cards and bankbooks, resident registration numbers and account details, and household registers, family relation certificates and shareholder lists. The data concerned documents submitted before 19 October 2023, and included information of third parties other than customers, such as family and household members and shareholders; the total scale of harm has not been disclosed. Moin posted a notice about the incident on its website on 30 October.

Key facts

Affected organisation
Moin
Incident type
Data breach
Occurred / detected
2026-10-23
Scale of damage
Not confirmed
Cause / method
Unauthorised access to supporting documents submitted by customers through an external hack
Location
South Korea

If your data was exposed

Check if my data was leaked ↗View Moin notice ↗

Exposed dataID document copyNational ID numberBank account

  1. Turn on deposit and withdrawal alerts in your banking app. You can check all accounts in your name at once and request a payment suspension if needed.Account Info (integrated account management) ↗
  2. Block new mobile phone activations in your name, and register with the Financial Supervisory Service as a person whose personal data was exposed to strengthen identity checks on financial transactions in your name. If a copy of your ID was leaked, consider having it reissued.Identity theft prevention service (M-Safer) ↗Personal data exposure accident prevention system ↗
  3. If you’ve suffered harm, report it. Call 118 (no area code) for privacy violations, contact the police for financial losses, and apply for dispute mediation to seek compensation.Personal Information Infringement Report Centre ↗Korean National Police Agency cybercrime report ↗Personal Information Dispute Mediation Committee ↗

Lookup and notice links are official pages found by AI. Make sure the address is on the organisation’s official domain before using it.

Timeline

  1. Supporting documents submitted by Moin customers were leaked in an external hack.
  2. Moin became aware of the leak and reported it.
  3. Moin posted a notice about the personal data leak on its website.
  4. It was reported that the data concerned documents submitted before 19 October 2023, and also included information of third parties such as family members, household members and shareholders.

9 related reports

The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.