French telecommunications company Bouygues Telecom disclosed a data breach affecting 6.4 million customers. The cyberattack exposed personal information, including International Bank Account Numbers (IBANs), which raises concerns about increased risks of fraud and unauthorized subscriptions. Following the breach, there have been warnings about phishing scams mimicking legitimate Bouygues Telecom communications, including fraudulent SMS messages and fake technical support calls. The incident highlights ongoing cybersecurity challenges faced by major corporations in protecting sensitive customer data.