Test Your Computer's Exposure to Internet Hackers

If you have ever seen a firewall at work, you would be amazed at the number of intruders that are regularly knocking at the doors of your Internet-connected computer, trying to gain access. How do you know if your firewall is properly configured, or whether your computer is exposed to internet hackers? Shields Up is a fantastic service that will diagnose the extent of your computer's vulneribility to third parties.

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