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Data breach

SMBC Consumer Finance data breach affects up to 320,118 customers

First reported · Last reported · 21 related reports

A third party breached Japan's SMBC Consumer Finance loan guarantee operations system and transferred data containing the personal information of up to 320,118 people outside the company. The compromised information included names, addresses, dates of birth, telephone numbers, email addresses, driving licence numbers, workplaces, annual incomes and guarantee contract details. The company detected the intrusion on 2 November, blocked access and temporarily shut down the system, while some partner financial institutions also suspended loan applications.

Key facts

Affected organisation
SMBC Consumer Finance
Incident type
Data breach
Occurred / detected
2026-11-02
Scale of damage
Personal information of up to 320,118 customers
Cause / method
Unauthorised access to the loan guarantee operations system and transfer of data outside the company
Location
Japan

If your data was exposed

Exposed dataNamePhone numberEmailAddressDate of birthUsage & purchase history

  1. Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organisation’s official website or app.

Timeline

  1. The company detected the intrusion, blocked access and temporarily shut down the guarantee operations system.
  2. The company disclosed that data containing the personal information of up to 320,118 people had been transferred outside the company.
  3. The company was investigating the cause of the breach and the scope of its impact.

Also affected by this incident

21 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.