SHINDO2

dotmoney

CyberAgent, Inc.

Unauthorized accessSize not disclosed

LEAK UNCLEARClosed (final report)

Open in the live monitor ▶
Disclosed
Jun 8, 2026
Leak
Unknown
Type
Unauthorized access
Status
Closed (final report)
Security spend
Measures, no amount
Compensation
Compensation offered

What leaked

UnspecifiedSpecific data items not stated

Who is affected

  • dotmoney users

Cause

Unauthorized access to the dotmoney system (details not disclosed)

Timeline

  1. Service suspended
  2. Service suspension notice
  3. Planned restart date (target)

Response

  • Service stopped
  • Config review

Checked system safety; cancelled exchange requests and refunded them; reissued money that expired during the suspension

What you should do

  1. Check the company's notice to see if you're affected

Lessons for companies

  1. Report to the PPC: preliminary in 3–5 days, final in 30 (60 if malicious)
  2. Run red teaming and AI-assisted hardening, and publish how much you invest

Sources