Severity: HighAction: Be aware

Nikkei discloses third data breach in a month, 1.8M records exposed

Nikkei Inc. disclosed a new data breach, the third in about a month, that exposed 1.83 million personal information records.

Excerpt from the primary source: BleepingComputer

Who is affected

Security professionals

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

We link to original and authoritative sources. Headlines and excerpts belong to their publishers.

Original reporting

Nikkei discloses third data breach in a month, 1.8M records exposed BleepingComputer · bleepingcomputer.com · Oct 19, 2026 · Primary source