Posting pictures of your cat to the internet may seem like one of the most innocuous (and fun) things to do. But did you know that doing so can give away the location of your feline and, by extension, you too? Even if you are aware of that, you may not realize exactly what can be done with that data. Owen Mundy, an assistant professor at_Florida State University, is_filling in the gap by using the example of cat pictures to show what_metadata in images can reveal about us. Munday’s project –_I Know Where Your Cat Lives_– shows one million randomly...

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