Secret File - CTF 33

IHC Blog

CTF Name: Secret File

Topic: Cryptography

Level: Beginner

Flag Format: IHC_CTF{}

CTF Link: https://t.me/ctf_invisiblehc/59

Description: 

Decrypt files and find the flag. 

Hint: Decode with password first.


Solution:

We found 2 text files with the challenge.

In the first file, there's a password to decrypt the flag. Once we use CyberChef to decode the first file,

Recipe to Cook File 1: Click Here

we get the password "IHCPASS". With this password, we can then easily decrypt the second file using CyberChef again. 

Recipe to Cook File 2: Click Here

After decrypting the second file, we finally discover the flag.

flag: IHC_CTF{M023_C2YP70_sdkjfn}

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