KDDI Data Breach: 14.2M Email Credentials Exposed

🟠 High | Source: The Register — Security Japanese telecoms giant KDDI has exposed the email credentials of approximately 14.2 million users across five ISPs it manages, in what appears to be a significant data breach. The incident affects managed email account details, meaning affected users face risks including account takeover, phishing, and downstream compromise of services tied to those email addresses. The scale of exposure and the number of ISPs involved amplifies the potential blast radius considerably. ...

24 June 2025 · ZX Cloud Security

📬 Stay Informed

Get daily cloud security advisories delivered to your inbox.

Free. No spam. Unsubscribe anytime. Learn more