Ransomware is a serious computer threat of today. Millions of PCs all over the world have been attacked by this type of virus that locks the infected system and asks for certain ransom in order to unlock it. In addition, this malware accuses computer users of what they have never done or thought of doing. In particular, this scary program tells that users have been noticed of watching, spreading and promoting illegal information over the Internet, using pirated copies of Windows and other software. In some cases users are accused of sending spam and even supporting terrorist activities. Some serious…