ransomware

When someone encrypts all of the files on your PC and demands ransom for a decryption key..

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CryptoWall 2.0 is the latest immunoresistant strain of a larger body of viruses known as ransomware. The virus is thought to infiltrate your computer when you click on a legitimate-looking attachment or through existing malware lurking on your hard drive, and once unleashed it instantly encrypts all your files, barring access to a single photo or tax receipt.

Everyone has the same questions when they first hear about CryptoWall:

Is there any other way to get rid of it besides paying the ransom? No — it appears to be technologically impossible for anyone to decrypt your files once CryptoWall 2.0 has locked them. (My mother had several I.T. professionals try.)

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what fun

hat tip to Bjarne