Jeffrey's Image Exif Viewer has moved. My image-data viewer has moved to http://exif.regex.info/.
Jeffrey's Image Exif Viewer has moved. My image-data viewer has moved to http://exif.regex.info/.
A few days ago, Peter Gramantik from our research team found a very interesting backdoor on a compromised site. This backdoor didnât rely on the normal patterns to hide its content (like base64/gzip encoding), but stored its data in the EXIF headers of a JPEG image. It also used the exif_read_data and preg_replace PHP functions to read the headers and execute itself. Technical DetailsThe backdoor
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