12/21/2023 0 Comments Photo geotag security![]() ![]() There are also pictures of people at their friends’ houses or at the Starbucks they visit each morning.īy downloading free browser plug-ins like the Exif Viewer for Firefox (/en-US/firefox/addon/3905/) or Opanda IExif for Internet Explorer (/en/iexif/), anyone can pinpoint the location where the photo was taken and create a Google map. Others reveal expensive cars, computers and flat-screen televisions. Many of the pictures show people’s children playing in or around their homes. Their lectures and papers demonstrate the ubiquity of geotagged photos and videos on Web sites like Twitter, YouTube, Flickr and Craigslist, and how these photos can be used to identify a person’s home and haunts. The Web site provides step-by-step instructions for disabling the photo geotagging function on iPhone, BlackBerry, Android and Palm devices.Ī person’s location is also revealed while using services like Foursquare and Gowalla as well as when posting to Twitter from a GPS-enabled mobile device, but the geographical data is not hidden as it is when posting photos.Ī handful of academic researchers and independent Web security analysts, who call themselves “white hat hackers,” have been trying to raise awareness about geotags by releasing studies and giving presentations at technology get-togethers like the Hackers On Planet Earth, or Next HOPE, conference held last month in New York. ![]() (He should, as host of a show popular with technology followers.) But he said he had neglected to disable the function on his iPhone before taking the picture and uploading it to Twitter. Because the location data is not visible to the casual viewer, the concern is that many people may not realize it is there and they could be compromising their privacy, if not their safety, when they post geotagged media online. Security experts and privacy advocates have recently begun warning about the potential dangers of geotags, which are embedded in photos and videos taken with GPS-equipped smartphones and digital cameras. And since the accompanying text was “Now it’s off to work,” potential thieves knew he would not be at home. Hence, he revealed exactly where he lived. When Adam Savage, host of the popular science program “MythBusters,” posted a picture on Twitter of his automobile parked in front of his house, he let his fans know much more than that he drove a Toyota Land Cruiser.Įmbedded in the image was a geotag, a bit of data providing the longitude and latitude of where the photo was taken.
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