Ransomware is not an unfamiliar threat. For the last few years it has been affecting the world of cybersecurity, infecting and blocking access to various devices or files and requiring users to pay a ransom (usually in Bitcoins or another widely used e-currency), if they want to regain access to their files and devices. The term ransomware covers two main types of malware: so-called window blockers (which block the OS or browser with a pop-up window) and cryptors (which encrypt the user’s data). The term also encompasses select groups of Trojan-downloaders, namely those that tend to download encryption ransomware once a PC is infected. Kaspersky Lab has a tradition of reporting on the evolution of ransomware – and you can find previous reports on the threat here and here. Full PDF Report: https://media.kasperskycontenthub.c...-and-malicious-cryptominers_2016-2018_ENG.pdf