ufprice.blogg.se - Edit exif data mac

One of the earliest cautionary tales about EXIF is the 2012 privacy incident involving antivirus company founder John McAfee. However, it also introduces privacy and security concerns that many users don’t take into account. This metadata is useful for sorting, cataloging, and searching through photos, which is why the EXIF standard was defined.

The altitude at which the photo was taken.

The orientation of the device when the photo was taken.

Zoom, aperture, flash, and other camera settings when the photo was taken.

The make and model of the device used to take the photo.

The dimensions and pixel density of the photo.

In photos, EXIF can include information such as:

This metadata is stored in a format called EXIF, which is short for EXchangeable Image File format, which is a continually evolving standard for information added to digital image and sound recordings. In addition to picture data, photos taken with smartphones and modern digital cameras contain metadata, which is additional information about the photo. By default, the photos taken with these cameras can give away sensitive information, and many users are unaware that it’s happening.

More people than ever have a camera that’s usually within arm’s reach.

The mass adoption of smartphones - essentially portable, sensor-rich, location-aware, always-networked computers - has given us two major consequences whose effects on privacy and security aren’t yet fully understood: