Unlocking computer after a scam

My computer has been locked out by a ransomware scam how, My computer has been locked out by a ransomware scam how do i unlock it and why didtn microsoft security essentials protect my computer. the scam

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From Around the Web:

  • Unlocking After the Microsoft Support Phone Scam | IT ...
    Scammers are encrypting the Windows Registry with SysKey to hold a user's computer hostage. Here's how you can get the computer unlocked....
    Last update Thu, 18 Aug 2016 08:32:00 GMT

  • 2012 Update on ‘Microsoft’ Windows Virus Phone Scam Caller
    It's 2012 and the phone scam claiming to be from Microsoft or tech support companies about a virus or spam on your computer continues. Read more......
    Last update Sun, 21 Aug 2016 07:02:00 GMT

  • FBI. Cybercrime Division scam. How to unlock your system ...
    FBI. Cybercrime Division virus stands for a dangerous malware locker that blocks PCs and scares active Internet users accusing them for infringing the national ......
    Last update Mon, 22 Aug 2016 03:33:00 GMT

  • iPhone theft victims tricked into unlocking devices | PCWorld
    It seems there can be further indignity foisted onto people who’ve had their iPad or iPhone stolen. Symantec has discovered a campaign that aims to unlock Apple ......
    Last update Tue, 03 Mar 2015 03:49:00 GMT

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