Schneier — “Embedded in digital photos is information such as…”

Source: Data and Goliath: The Hidden Battles to Collect Your Data and Control Your World — Bruce Schneier

Book page: schneier-data-and-goliath-part-1

From: Bruce Schneier — Quotes

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Embedded in digital photos is information such as the date, time, and location—yes, many cameras have GPS—of the photo’s capture; generic information about the camera, lens, and settings; and an ID number of the camera itself. If you upload the photo to the web, that information often remains attached to the file.