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CyberSleuth
  • 🏠Home Base
  • 📄Onboarding
  • 💻Day 1
    • 📂Briefing
    • 🤐Case 1: Locked Zip Files
    • 🕸️Case 2: Scraping Websites
  • 🔑Day 2
    • 📂Briefing
    • 🗝️Case 1: Starting from the Basics
    • 🥗Case 2: Caesar Cipher (Not the Salad)
    • 📚Case 3: Reading About the Book Cipher
  • 🔎Day 3
    • 📂Briefing
    • 🖼️Case 1: What's in an Image?
    • 🤫Case 2: Secret, Secret, On the Wall
    • 🗃️Case 3: Files in Files
  • 💻Day 4
    • 📂Briefing
    • 🐼Case 1: Pandamonium
    • 🛑Case 2: Admins Only
    • 💥Case 3: Imminent Disaster
    • 🎭Case 4: Deception
  • 🕵️Day 5
    • 📂Briefing
    • 😮Case 1: Exposed Files
    • 🔓Case 2: Vulnerable People
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  1. Day 3

Case 3: Files in Files

Learn about how you can hide files unnoticed in images.

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Last updated 2 years ago

Your mission with sending secrets through images was a success! Our next step is concealing secret files in images to send to our other base.

Tools to Use:

Activity

Try hiding the PDF file and extracting it from the image. After, try experimenting with CyberChef by seeing how far you can push the limits!

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