2026 SUEZ Eau France — supplier breach; customer data extracted and posted online
Data compromised
Per customer notification: names, contact details, billing/administrative data; some ID photos, RIB/IBAN, personal-situation documents — not all categories for every customer; count TBD
Technical writeup
SUEZ Eau France confirmed a cybersecurity incident at one of its technical suppliers (not a direct SUEZ SI intrusion), per a customer notification summarized by Cyberattaque.org and 01net (August 2026). Malicious actors accessed, extracted, and published part of the data online. SUEZ says it cannot yet confirm every notified customer was individually stolen but warns categories may include identity/contact fields, billing data, ID photos, RIB/IBAN, and personal-situation documents depending on the file. Investigation with the supplier and experts ongoing; person count not published at indexing. recordsAffected 0 pending census; companyConfirmed true.
Root cause
Cyberattack against a technical supplier used by SUEZ Eau France; data extracted and partially published online