Data Breach At French Telecom Giant Bouygues Affects Millions Of Customers

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a logo extracurricular nan office of Bouygues Telecom, against a bluish entity backgroundImage Credits:Balint Porneczi / Bloomberg / Getty Images

6:45 AM PDT · August 7, 2025

Bouygues Telecom, nan third-largest telephone bearer successful France, has confirmed a cyberattack and information breach affecting millions of its customers.

In a connection posted to its website, nan telecommunications elephantine said nan hack allowed nan intruders to entree nan individual accusation connected 6.4 cardinal customer accounts. Bouygues said it detected nan cyberattack connected August 4, but did not springiness a timeframe for erstwhile nan breach was remediated.

In a abstracted page dedicated to victims of nan cyberattack, Bouygues said nan stolen information includes customers’ interaction accusation and contractual data, their civilian position (or institution information if nan subscriber is simply a professional), arsenic good arsenic IBANs, aliases world slope relationship numbers.

Bouygues said it has astir 26.9 cardinal mobile customers.

The cyberattack has been reported to France’s information protection agency, CNIL.

At nan clip of publication, Bouygues’ webpage astir nan cyberattack contained a hidden “noindex” tag successful its root code, which instructs hunt engines to disregard nan page, making it difficult for anyone searching nan web to find nan page. 

A spokesperson for Bouygues did not instantly respond to a petition for remark asking for specifications astir nan cyberattack, aliases explicate why nan page was hidden from hunt engines.

News of nan breach comes soon aft a cyberattack astatine French telecom elephantine Orange, nan country’s largest telephone bearer and 1 of nan largest telecommunication companies successful nan world. On July 29, Orange told customers to expect disruption arsenic it moved to “isolate perchance affected services.” Orange serves much than 290 cardinal customers worldwide.

Zack Whittaker is nan information editor astatine TechCrunch. He tin beryllium reached via encrypted connection astatine zackwhittaker.1337 connected Signal, aliases by email astatine zack.whittaker@techcrunch.com.

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