A brief study of Wannacry Threat: Ransomware Attack 2017

Recently Ransomware virus software spread like a cyclone winds. A cyclone wind creates atmospheric instability; likewise ransomware creates computer data instability. Every user is moving towards digitization. User keep data secure in his or her computer. But what if data is hijacked. A ransomware is one of the software virus that hijack users data. A ransomware may lock the system in a way which is not for a knowledgeable person to reverse.It not only targets home computersbut business also gets affected. It encrypts data in such a way that normal person can no longer decrypt. A person has to pay ransom to decrypt it. But it does not generate that files will be released.This paper gives a brief study of WannaCry ransomware, its effect on computer world and its preventive measures to control ransomwareon computer system.