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Metadata in photos: There’s a lot of hidden information in digital photos

By ajlevy

You’ve probably learned about all the metadata that can be found in word processing files. The metadata may show when a document was created, what editing changes were made, and all sorts of other potentially valuable information. I recently learned that there is also some extremely valuable information hidden away in the digital version of digital photographs. And Microsoft has a free – that’s free – program that allows you to discover from the digital version such information as the date and time when the photo was taken. You may also be able to discover additional information with Photo Info, although not all of the information may be available for all photos. The additional information may include: The camera model: If different photos were taken with different cameras, was there more than one photographer? The serial number of the camera: Again, was there more than one photographer? Technical information, such as F-stop, exposure time, ISO speed, and focal length: Did the photographer alter the way the scene really looked by adjusting the settings? The “author”of the photograph You need to be wary, however, because the metadata may have been changed before you see the photograph. For instance, someone could change...

Full post as published by Out of the Box Lawyering on January 03, 2008 (boomark / email).