Nikkei

Data breach · Disclosed by the vendor

First reported 2026-10-05 · 1 source

Discovered 2026-09-30 · Disclosed 2026-10-05

Data exposed

Personal information, Credentials, Customer records

Primary sources

• Company statement www.nikkei.co.jp
• Company statement www.nikkei.co.jp

Coverage 1 article

1. 2026-10-05 The Record by Recorded Future medium Japanese media group Nikkei discloses cyberattack targeting journalistic sources

   Nikkei disclosed a cyber incident involving an employee email account that may have compromised journalistic sources.