// UNCLASSIFIED // CLEARED FOR PUBLIC RELEASE //
FILE BRC-newsDTG 0600Z
ColdRecon / Breach Radar / Tokyo Metro and Keio
Breach Record

Tokyo Metro and Keio

DISCLOSED 2026-10-01 · UNKNOWN

Tokyo Metro and Keio, two Japanese railway operators, have disclosed separate cyberattacks. No further details about the nature or impact of the attacks were provided.

The record

What we know

Disclosed
2026-10-01
Sector
Transportation
Country
Japan
Sources

Cited reporting

↗ infosecurity-magazine.com

This page is the permanent ColdRecon entry for the Tokyo Metro and Keio disclosure. It updates if new public reporting emerges. All tracked breaches →

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