Severity: HighAction: Be aware

Advantest confirms personal information stolen in ransomware attack

Advantest Corporation is notifying affected individuals that a ransomware attack earlier this year exposed their personally identifiable data.

Excerpt from the primary source: BleepingComputer

Who is affected

Small businesses

What you should do · Be aware

No immediate action is indicated. Share this with the relevant teams and watch for updates.

Automated guidance based on this story's classification. Check the linked advisories for specifics.

Sources

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Original reporting

Advantest confirms personal information stolen in ransomware attack BleepingComputer · bleepingcomputer.com · Oct 7, 2026 · Primary source
Advantest confirms personal information stolen in ransomware attack | CybersecurityNews.us