'Your Windows has been blocked' Fake Message

What Causes the 'Your Windows has been blocked' Message?

The 'Your Windows has been blocked' message is displayed by a Trojan. This kind of malicious software is also known as ransomware. Ransomware holds your computer hostage until you pay a certain amount of money. 'Your Windows has been blocked' message related Trojan take advantage of inexperienced computer users. In this case, the 'Your Windows has been blocked' message supposedly is displayed as a punishment for having copyrighted material illegally on your computer. The message threatens to delete the contents of your computer if you don't pay the fine within the allotted time. Don't worry, the 'Your Windows has been blocked' message Trojan cannot follow up on its threats. Once the time is done, it will simply start counting again.
 

Taking a Look at the Actual 'Your Windows has been blocked' Message

The 'Your Windows has been blocked' message Trojan enters your computer through JavaScript or Flash exploits or the computer user downloads it directly to the machine. Trojans will typically be disguised as other types of files. Once it has entered your system, the 'Your Windows has been blocked' message will be displayed on a blue screen containing the Windows logo and a Western Union form on the right side. The rest of the message reads:
 
"You have violated the Copyright law, which is now followed by immediate blocking of your Windows version by Microsoft Corp. and RIAA recording. You are granted with 24 hours right to pay charges for such violation so to activate your Windows version. If you choose not to use this right, all the documents and OS together will be deleted of your PC."
 
Notice the terrible grammar in this message? It is obviously not the work of powerful corporations like Microsoft or the RIAA. Rather, the 'Your Windows has been blocked' message is thought to have been created by a hacker in Romania, to target inexperienced computer users in the United States. This Trojan is a threat to your computer's security, but wiring one hundred dollars in exchange for the code to unlock it is not necessary.
 

Don't Be Afraid of the 'Your Windows has been blocked' Message, You Can Reboot

The 'Your Windows has been blocked' message is accompanied by a timer that is ticking down. It also warns you not to reboot or back up your files. Disregard these warnings completely. To remove it, restart your computer and use standard malware removal techniques (e.g. Starting up in Safe Mode and running an anti-malware scanner.)