• What is MakerNote?
  • Why EXIF stripping leaves MakerNote intact
  • What forensic analysis finds in MakerNote
  • The absent MakerNote — when missing data is the finding
  • The persistence problem
  • Beyond MakerNote — what else manufacturers embed
  • How to check your photos
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Tag: EXIF

camera with streams coming out of the lens trying to illustrate that camera contains makernote
Blog / Digital Forensics · 10 June 2026

MakerNote forensics: what camera manufacturers hide inside every photo

MakerNote is the manufacturer-written EXIF block that standard stripping tools typically leave intact — carrying lens serial numbers, shutter counts, burst UUIDs, and capture context that survives a standard privacy scrub. Its absence from a known device is equally revealing.

A photograph split vertically — left half shows a pristine original outdoor scene labelled "Original"; right half shows the same scene with a thin cyan "Inconsistency detected" overlay on a region of compression irregularity
Blog / Digital Forensics · 3 June 2026

How to tell if a photo has been edited

How to tell if a photo has been edited: forensic analysis reads compression signatures, manufacturer metadata baselines, and thumbnail mismatches across JPEG, WebP, PNG, and video.

Forensic analysis on a photo of a book reveals a thumb print
Blog / Digital Forensics · 27 May 2026

Your camera’s fingerprint survives EXIF stripping — here’s how

Stripping EXIF metadata doesn’t make a photo anonymous. Two compression signatures — quantisation tables and Huffman tables — survive every standard strip and reveal both the original encoder and whether the file was re-processed. Here’s what forensic analysis actually reads.

Mobile phone laid flat on the table, with hover over holograms of location, time, and other symbols indicating metadata
Blog / Digital Forensics · 18 October 2025

What your phone photos reveal about you — and why it matters

Every photo you take on your smartphone embeds a detailed record of where you were, what device you used, and exactly when — and most people have no idea how easy it is to read.

Recent Posts

  • MakerNote forensics: what camera manufacturers hide inside every photo
  • How to tell if a photo has been edited
  • Your camera’s fingerprint survives EXIF stripping — here’s how
  • How I built a JPEG encoder fingerprint database from scratch
  • Huey’s vision — and the decade of work to honour it

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