SHINDO1

Fukushima Medical University Hospital

Patient1people

LEAK CONFIRMEDInsider misuse · Investigating

Open in the live monitor ▶
Disclosed
May 19, 2026
Leak
Leak confirmed
Type
Insider misuse
Status
Investigating
Security spend
Not checked yet
Compensation
Not announced

What leaked

UnspecifiedPatient personal data learned at work

How many

  • Patient 1 people

Who is affected

  • Patient

Cause

A staff member passed on a patient's personal data learned at work to a third party

Timeline

  1. First disclosure

Response

  • Governance / committee
  • Access review

Apologized to the patient and family; investigating and will act under laws and rules; reviewing patient-data management

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