. https://antivirus.comodo.com/blog/comodo-news/backdoor-virus/
blog article
A backdoor is a malicious computer program used to provide the attacker with unauthorized remote access to a compromised PC by exploiting security vulnerabilities. This backdoor virus works in the background and hides from the user. It is quite difficult to detect as it is very similar to other malware viruses. A backdoor is considered to be one of the most dangerous parasite types, as it allows a malicious person to execute any possible actions on a compromised computer. Often a backdoor is known to have additional destructive capabilities, such as screenshot capture, keystroke logging, file infection, and encryption. This virus is a combination of different security and privacy threats, which works on its own and does not need to be controlled at all. READ MORE