write-ups-challenges-2021-2022/crackme/SOLUTION.md

Difficulty

Moderate/Hard 60 punten?

How to solve

The secret can be found in the binary. A couple of transformations are applied to it. To recover the flag: apply these transformations in reverse to the secret. To easily see the secret and the transformation you can decompile the binary using a tool like Ghidra.

An example solution in given in solution.c.

Flag

IGCTF{ThankYouForRemembering}