• Where the thumbnail lives
  • How firmware generates it
  • Whether editing software updates it
  • What mismatches reveal in practice
  • Thumbnail sources — what snapWONDERS extracts
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  • When it's not what it looks like
  • The gap that persists
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Tag: thumbnail mismatch

Photo shows LHS and RHS where LHS has person standing in photo and RHS has person missing
Blog / Digital Forensics · 17 June 2026

The EXIF thumbnail that gave the edit away

JPEG, WebP, and PNG files can all carry an EXIF thumbnail generated at capture. Whether editing software updates it is inconsistent — and that inconsistency is the forensic signal.

Recent Posts

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