Cybercriminals are once again targeting Skype users, although this time they are using ransomware and click fraud on their victims. For the uninitiated, ransomware is malware which restricts access to the computer it infects (either by encryption or locking the system and spamming with prompts), demanding a ransom paid for the restriction to be removed. Click fraud meanwhile is a type of scam that occurs when someone or a program imitates a legitimate user by clicking on an ad for the purpose of generating revenue for another party. Read the full story at The Next Web.