

Whereas regular screen lockers yield to removal and complete remediation of the contaminated system via a special procedure, CryptoLocker encrypts users’ files and won’t allow for restoring those unless a certain amount of money is paid.

The reason is the launch of a vicious computer infection known as CryptoLocker which in terms of severity and consequences for the infected PCs outstripped the typical “Police” ransomware dominating the extortion landscape at that time. September 2013 turned out fruitful and lucrative for one of the cybercrime syndicates out there, but really alarming for private users and organizations on the other side of the IT security battlefield.
