Forensics Blog

Blog

Insights on image forensics, ELA analysis, metadata, deepfakes, and digital authenticity.

ASUS laptop screen showing photo editing software with a portrait of Keanu Reeves
July 20, 2026

How JPEG Compression Works, and Why It Betrays Edited Photos

JPEG does not just shrink a photo, it rewrites it in 8x8 blocks and rounds away detail in a pattern you can measure. This guide explains the five steps behind every save, why an edited region ends up with a different compression history than its surroundings, and how to read that difference without jumping to conclusions.

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A silver hatchback partially submerged in deep, murky floodwaters on a residential street
July 19, 2026

How to Verify Disaster Photos Before You Share or Donate

After every major disaster, the same three things flood social media: real photos from the wrong event, AI-generated scenes that never happened, and donation links attached to both. This guide covers four checks that take about two minutes, including reverse image search, metadata, Error Level Analysis, and vetting the charity separately from the photo. You will also learn which popular AI tells stopped working, and why a missing EXIF field proves nothing.

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Close-up view of the ChatGPT interface on a dark computer screen showing capabilities and limitations
July 18, 2026

C2PA vs SynthID: What Each One Really Proves About an Image

C2PA and SynthID both help you spot AI-generated images, but they work in completely different ways. This guide breaks down what Content Credentials and Google's invisible watermark each prove, where both quietly fail, and how to check an image in under a minute.

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3D digital render of a translucent brown geometric sculpture
July 16, 2026

How to Spot Fake Product Photos When Shopping Online

Fake product photos are everywhere now, from lightly edited stock shots to fully AI-generated scenes that never existed. This guide shows you how to spot them fast, using free tools and a handful of visual checks, so you know what you're really buying before you spend a cent.

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