There were a lot of older versions of HiddenTear ransomware, and FORMA ransomware is the newest. This virus is very infectious and dangerous for any system. FORMA ransomware can block all the personal files on your computer and makes it unreadable. First FORMA infiltrates your system, then starts encrypting procedure with AES encryption algorithm. This ransomware adds .locked file extension to the name of all the encrypted data. In this article you can learn how to remove FORMA ransomware and decrypt .locked files.