PNG tricks
PNG files, in particular, are popular in CTF challenges, probably for their lossless compression suitable for hiding non-visual data in the image. PNG files can be dissected in Wireshark. To verify correcteness or attempt to repair corrupted PNGs you can use pngcheck
You can try to repair corrupted PNGs using online tools like: https://online.officerecovery.com/pixrecovery/
Last modified 2yr ago
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