What is WannaCry? WannaCry is a ransomware, which is spreaded in almost 150 countries. earlier ransomware use to propagated via downloaded misc. content but this one has a special ability to spread via an "EternalBlue” exploit discovered by NSA for windows. The hacker community used this exploit for spreading their malware all around the globe. What is Ransomware? Ransomware is a malware which encrypts the victim's computer and asks for ransom in return for decrypting key. This malware usually use 256-bit AES encryption for encrypting the device Learn more:- How to protect Myself from this attack? There is no such way to protect one from this attack but its always better to take some precautions. It's always better to take precautions so always keep your system up to date update your operating system with all the recent security patches and updates so this attack cant be donw on your system. Always remeber to take update of yur entire computure so that if you get attacked still your data is safe with you What to do after getting infected by WannaCry? To be honest their is no such way to get rid of this attack you will end up paying and still wont be sure that your data will be decrypted. All the third party antivirus company are finding their way to decrypt this malware but still not able to come up with strong update. Bleeping Computer has a WannaCry decryption guide on its site, but we cannot confirm whether or not it’s effective.