Ransomware is one of the new threats to which we are exposed, focusing mainly on Windows operating systems, without neglecting mobile devices and microcomputers that are also exposed in the same way to theft, Information and data hijacking, putting personal security at risk. Ransomware has evolved through the implementation of cryptographic techniques that use asymmetric encryption algorithms. In addition, it uses social engineering as the main method of propagating malware, in this paper is presented ransomware hidden tear analysis, detection and prevention guidelines, as well as best practices and recommendations.El ransomware es una de las nuevas amenazas a las que estamos expuestos, enfocándose principalmente en los sistemas operativos ...