How to remove HappyLocker ransomware and decrypt .happy files

When you see the black screen with the message that your files was encrypted with “happy”, well, it means your system infected with Happy Locker. HappyLocker is a ransomware-type virus that is designed to encrypt the victim’s data to further blackmail users. Symmetric encryption algorithm- AES-256 is used for this procedure that significantly complicates the task of decryption.