Cyber Chef | Day 17 of TryHackMe Advent of Cyber 2025

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Today we're diving deep into CyberChef to free McSkiddy from the Quantum Fortress by solving four cryptographic challenges. We'll explore encoding vs encryption, Base64 decoding, XOR operations, MD5 hash cracking, and complex decoding chains.

🎯 TIMESTAMPS:
00:00 - Introduction to Day 17 & Encoding vs Encryption Concepts
02:08 - CyberChef Demo & Solving the Outer Gate (Base64 + HTTP Headers)
08:25 - Guard House Challenge (Base64 + XOR Operation)
12:15 - Inner Castle Lock (MD5 Hash Cracking with CrackStation)
13:40 - Prison Tower Final Challenge (Complex Decode Chain)

🔗 RESOURCES:
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