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Follow.fr Breach Claim: 2M French Patient Records for Sale

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Unverified claim — July 7, 2026: A forum actor calling themselves Saturne is selling what they say is 2,052,123 patient records from Follow.fr, a French platform that matches patients with specialist doctors. The price is negotiable. Follow has not publicly confirmed the listing at catalog time.

What the actor claims

Per Dark Web Informer monitoring, Saturne advertised a July 2026 CSV export described as a partial dump interrupted by detection. Alleged fields include:

  • Patient names (birth name and used name)
  • Sex and dates of birth
  • Email addresses and phone numbers
  • INSEE national identification numbers
  • Health insurance numbers
  • Profession and labels
  • Associated doctor details

That combination is worse than a generic email leak. INSEE numbers are France's core lifetime identifier—you do not rotate them like a password. Pairing them with insurance numbers and treating physicians enables convincing specialist-appointment phishing and healthcare fraud.

What this is not

This is not a regulator filing or a Follow.fr customer letter. It is a sale listing with samples allegedly offered to serious buyers. No independent newsroom has validated record counts or published redacted samples in open press at catalog time. BreachHistory indexes the actor-cited 2,052,123 figure as unverified.

Who might be at risk

Anyone who used Follow.fr to find or book specialist care in France should assume exposure is possible—not proven—until Follow or the CNIL addresses the claim.

What you should do

  1. Ignore SMS or email about "Follow appointment cancellations" or "refund your consultation fee" until verified on follow.fr directly.
  2. Watch Ameli/insurer correspondence for bogus claims or policy changes you did not request.
  3. Do not buy alleged leak files from forums—they are often repackaged old marketing lists or malware bundles.
  4. Report suspicious contact to Follow.fr support and consider filing with CNIL if fraud materializes.

Canonical record

Follow.fr Saturne sale claim (unverified).

Source: Dark Web Informer.