Nikkei vitnesed incidents of unauthorized access to some email accounts used by Nikkei China (Hong Kong), an overseas group company.
The access raised concerns regarding the leak of personal information, including the names of customers.
Source: https://www.databreaches.net/nikkeis-hong-kong-affiliate-hit-by-unauthorized-access/
"id": "NIK2344291222",
"linkid": "nikkei",
"type": "Data Leak",
"date": "03/2021",
"severity": "50",
"impact": "2",
"explanation": "Attack limited on finance or reputation"