Threat actors are people or groups that carry out cyberattacks.
There are many threat actors out there, with new ones being discovered each year.
These actors can be classified into different categories based on their tactics and techniques.
Threat actors can be very sophisticated and use a variety of techniques to carry out their crimes such as phishing, malware, and ransomware.
Several nations are developing cyber attack capabilities which include the USA, China, Russia, North Korea, and Iran.
This article focuses on listing the different categories of threat actors and some famous threat actors with their originated nation, their targets, and the tools used by them.