Kaspersky says doxing is increasingly being used to target corporate employees.
Kaspersky analysed active doxing offers on 10 international Darknet forums.
South African companies face increased risk of cyber attacks due to a lack of awareness, while the new "doxing" trend claims global celebrity victims.
Authorities investigate whether hackers posted online financial information that belongs to Michelle Obama and other celebrities like Beyonc'e and Jay-Z.