Lion Cipher Lab
Check where a photo came from with Content Credentials (C2PA)
- AI Security
- Beginner
- ~25 min
- Free · no account required
Why it matters
Convincing fake and AI-generated images, audio, and video are now cheap to make and hard to spot by eye, which turns disinformation and fraud into everyday problems rather than rare ones. Trying to guess after the fact whether a piece of media is real is unreliable, so the more durable move is to check where content actually came from. Content Credentials, built on the open C2PA standard, attach a signed, tamper-evident record of how a piece of media was made and edited, and you can read that record yourself in seconds. Learning to inspect provenance — and learning exactly what it does and…
What you'll learn
- reading content provenance
- using the Content Credentials Verify tool
- inspecting a C2PA manifest with c2patool
- knowing what provenance proves and does not prove
- defensive framing of deepfakes and media fraud
Steps in this lab
- The problem: you can no longer trust your eyes
- What Content Credentials actually are
- Inspect a credential in your browser — no install
- Inspect a credential from the command line (optional)
- What a credential does prove
- What a credential does NOT prove
- Why this matters for security
- What to carry out of this