CTF Cryptography for Beginners

[BigBrother]

Crypto? Never roll your own.

Author’s note: The purpose of this post is to provide an introduction to cryptography, ciphers, and encoding techniques commonly used in capture the flag (CTF) challenges. It’s the resource I would have wanted when I was approaching my first CTF cryptography challenges! I provide examples of ciphertext (or encoded text) to help the build intuition that will help with cipher recognition! In my opinion, that’s the hardest part of solving CTF crypto challenges!

Read the full article @ https://charcharbinks.com/post/ctf_crypto_for_beginners/