This form of malware encrypts a network’s data and effectively holds it hostage until the users pay a ransom, usually in the form of untraceable cryptocurrency. Ransomware will either threaten to release sensitive information to the public or continue to lock out users, making a company unable to perform its service. A form of malware that deliberately prevents you from accessing files on your computer – holding your data hostage. It will typically encrypt files and request that a ransom be paid in order to have them decrypted or recovered. For example, WannaCry Ransomware.