Ransomware is an extremely common issue today. This is a type of virus that demands a loss. In fact, all the documents contained in this virus-related computer are encrypted and they require special keys to encrypt that hackers are present, so that their files can be returned to the original position. Hackers give up if they have to big pay. The  virus targeting the files in the PC, such as words or Excel, etc., is added to the virus  that the files have been rendering software.
These files do not match any programs other than hackers. Therefore avoiding downloading and opening Microsoft Word or Office Documents sent by an unknown person to be an Email attachment. Do not even open suspicious files sent by the known people. At present, computers around the globe are under renaissance. Hundreds of countries large companies and hospitals have been affected by Ransomware and their data has been lost.
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