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[Ongoing][Severity: Moderate][Ransomware]

T&K TOKA: ransomware attack

On August 28 T&K TOKA disclosed unauthorized access and ransomware affecting some systems. Some operations were stopped and affected customers contacted. Containment and recovery proceeded with police involvement. It did not publish specific findings on personal-data leakage, counts or the entry route.

Disclosed

2026-08-28

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

Timeline

  1. Disclosed 2026-08-28
  2. 1 days

Attack or cause

Method
[Ransomware]
Impact
[Service outage]
Entry point
Unknown

Data exposed or at risk

–

Organizations involved

Open in organization search

Sources

  1. [1][Official]当社システムへの不正アクセスに関するお知らせT&K TOKA Co., Ltd. · 2026-08-28