Smartphone pics pose privacy risks
Your image could be taken and posted elsewhere, where you have no control over who sees it. My solution?
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Be discreet about what you share and when. Or just turn it off. Consumer Hackable? Family Safety. This is important if you are going to be sharing your images online. You also might want to consider only letting certain apps like maps use your location data on your mobile device. Check your privacy settings on social networks and photo sharing sites.
Make sure that you are only sharing information with friends and family. Also, make sure that you only accept people into your network that you know in real life. Be aware of the fact that the information you share on one social network may be linked to another.
Photo Geotagging Poses Privacy Risks, But Is NOT a Reason for Panic
For instance, a photo you post to Twitter may automatically post to your Facebook profile. Rather than uploading a picture that reveals your location the moment you take it, wait until you get home to upload it. When such photographs are shared with others by posting them on the Internet, for example , it is possible that viewers can examine the Exif metadata stored with those images to find out information such as where the pictures were taken, and use tools that map the stored GPS information to specific locations such as a particular house or school.
This poses potential privacy and security issues, especially since some users may be completely unaware that their cameras are set up to store location information by default:. The storage of location based data, in the form of Latitude and Longitude inside of images is called Geotagging; essentially tagging your photograph with the geographic location.
This data is stored inside if the metadata is JPEG images and is useful for tying the photograph to a location. Want to remember exactly where you took those photographs while on vacation?
This information is for you. However, most modern digital cameras do not automatically add geolocation Latitude and Longitude metadata to pictures. The process for adding the geolocation data either requires specialized add on hardware, or post processing with software on the desktop after the pictures are taken.
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There is a large exception to this rule: Smartphones. With the proliferation of smart phones that contain GPS locator technology inside, the cameras in these devices are already equipped with the specialized hardware to automatically add geolocation information to the pictures at the time they are taken.
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As a result, individuals often share too much information about their location, right down to the exact Latitude and Longitude when snapping photos with their smartphone and posting them online. Where and how you post your photographs on the Internet makes a big difference: If you put up photographs on the Internet by directly copying them to your own web site, then geotagging might be an issue you need to take heed of.
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But if you use one or more of the currently popular photo-sharing and social media web sites such as Facebook and Twitter , geotagging is not much of an issue because those sites now automatically strip some or all of the Exif metadata from uploaded pictures in order to protect user privacy. Other sites may leave Exif metadata intact or provide users with the option of whether or not to make the Exif information from their uploaded photos available to other viewers.
Picture-takers have a number of ways of avoiding storing location information with their photographs or eliminating it from existing pictures. After the fact, you can use an Exif metadata editor to remove or change information stored with your photographs, or you can use a photo editor or converter program to save your photographs in a format that does not support Exif metadata.
A January variant warned that hackers could not only discern your location from posted smart phone photos, but they could use information embedded in those pictures to clone your cell phone:.
Sexting and sharing photos online - Legal Aid Queensland
Share this with everyone you know! Every cell phone has a graphic signature embedded in the pixels that can be easily deciphered by hackers with a simple computer program. We are unaware of any cell phone function that embeds information in photographs that would by itself allow hackers to clone the cell phone used to take those photos. We investigate as thoroughly and quickly as possible and relay what we learn. Then another question arrives, and the race starts again.
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