HIGHData Breach
Global

Data breach exposes up to 14.2 million email logins at six ISPs

·Source: BleepingComputer

Updated:

Executive Summary

Japanese telecommunications operator KDDI Corporation disclosed a data breach where threat actors gained access to one of its email systems used by five other internet service providers (ISPs) in the country. [...]

Analysis

Japanese telecommunications operator KDDI Corporation disclosed a data breach where threat actors gained access to one of its email systems used by five other internet service providers (ISPs) in the country. [...]
Source Attribution

Originally published by BleepingComputer on Jun 28, 2026.

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