Investigating

Fine Co.: EC-site tampering may have leaked card data for 912 card-paying customers

Vulnerability-driven intrusion and file tampering (malware implant) confirmed. Possible exposure of customers who paid by card from 2017-11-09 through site stop on 2026-06-30; disclosed July 27.

Last updated: 2026-11-09

Overview

912 records (card name, number, expiry, security code). No confirmed exposure of login IDs/passwords.

Timeline

  1. Occurred
  2. Discovered
  3. Disclosed

Organization response

Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.

What you can do

Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.

Sources

  1. 不正アクセスによるお客様情報流出の可能性に関するお詫びとお知らせファイン株式会社 · 2026-11-09

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