Information about FBI “Your Browser Has Been Blocked” Popup
FBI “Your Browser Has Been Blocked” shows you as a webpage with javascript that does not allow you to close the browser window or switch to a other unknown web page. It can be deemed as a browser hijacker from FBI Cyber Department stating that your browser has been blocked and your files are encrypted due to illegal activity. And then you are informed to pay a ransom of $300 in order to get access to your files and browser again. However, it is fake that you should never be cheated.