#5
BleepingComputer
general
July 08, 2026 at 11:24 UTC
Telco giant KDDI says data breach affects over 12 million people
By Sergiu Gatlan
AI Summary
Japanese telecom giant KDDI disclosed a breach affecting over 12 million customers, exposing email addresses and passwords from an email platform shared across five ISPs. The breach compromised webmail services and email storage, representing one of the largest telecom data exposures in Japan in recent years. Affected users across KDDI's ISP ecosystem should rotate credentials and enable MFA immediately.
Relevance score: 84.0/100
Sponsored
Protect Your Business
Expert cybersecurity solutions to safeguard your organization from evolving threats.
Get Protected →