Nikkei BPEmployee email

2LowPartly confirmedAnnounced

An employee's email credentials were phished, and names and email addresses of 26 correspondents may have been exposed.

This incident was imported from a dataset that compiles public announcements, and we are still checking it against the sources. Counts and causes will be updated after the check. Sources are in Japanese.

Cause
Email account compromise
Sector
Media & publishing
Operational impact
None

Data involved

DataStatusCountGroupEvidence
Email addressPossible leak26 records—Source(opens in a new tab)
CredentialsLeak confirmedNot disclosed—Source(opens in a new tab)
NamePossible leak26 records—Source(opens in a new tab)

Counts are the figures the organization announced. Because the same person may be counted more than once, we do not add the rows together.

What users should do

  • Change your password
  • Change the password on other services where you reused it
  • Watch for emails and texts pretending to be the company

General steps based on the type of data involved. Check the organization’s notice or help line to see whether you are affected.

Sources

  1. 日経BP:メール不正アクセスによる個人情報の漏えいについてwww.nikkeibp.co.jp · Published 2026-10-04(opens in a new tab)