Ensure you are using unique passwords and enabling two-factor authentication (2FA) wherever possible. Later Incidents (Late 2025 – 2026)
Use tools like Have I Been Pwned or Mozilla Monitor to confirm if your specific email was part of the 533k records.
It is worth noting that (the parent postal service) suffered a separate series of massive DDoS attacks in December 2025 and January 2026, claimed by the pro-Russian group NoName057(16) . Unlike the 2022 mobile hack, the 2025/2026 incidents primarily disrupted online services and parcel tracking without a new data leak being reported. La Poste Mobile Data Breach - Have I Been Pwned Ensure you are using unique passwords and enabling
Banking information, including bank account numbers. What You Should Do
In July 2022, the French telecommunications company was hit by a major ransomware attack carried out by the LockBit group . This incident led to a significant data leak affecting over 533,000 unique email addresses and a wide range of personal customer information. Are You Affected? Unlike the 2022 mobile hack, the 2025/2026 incidents
The leaked database, which was eventually published publicly by the hackers, included highly sensitive details: Full names, genders, and dates of birth.
Email addresses, physical mailing addresses, and phone numbers. This incident led to a significant data leak
Be extremely vigilant about unsolicited emails or SMS messages. Attackers often use leaked data to craft convincing scams.