Security Tips & Talk

Tips about computer security, online safety, and privacy

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  • Blog Post: Help! Someone is holding my computer hostage

    If you see a pop-up window, webpage, or email message warning you that your computer has been locked because of possible illegal activities, you might be a victim of a criminal extortion scam called ransomware . Ransomware often masquerades as an official-looking warning from a well-known law enforcement...
  • Blog Post: Using SkyDrive this holiday season can help protect your personal information

    It’s no surprise that the holidays are one of the busiest times of the year for online shopping. But did you know it’s also one of the busiest times for uploading pictures to photo sharing and social media sites? On average, more than 250 million photos per day were uploaded to Facebook alone...
  • Blog Post: Have authorities detected illegal activities on my computer?

    John writes: I got an email saying that illegal materials were found on my computer and it would be locked until I paid a fine. Is this a scam? Yes, this sounds like a common blackmail scam called ransomware. Ransomware is an email, website or pop-up window that displays warnings about possible...
  • Blog Post: Beware of Ransomware

    Cybercriminals use social engineering to prey on our weaknesses. Sometimes they take advantage of our goodwill towards others, like in the “I’ve been mugged scam” I wrote about in a recent blog post . More often they try to trick us with deals that seem too good to be true . Cybercriminals...
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