H1DD3N P455 - CTF 51
CTF Name: H1DD3N P455
Topic: Cryptography
Level: Beginner
Flag Format: IHC_CTF{}
CTF Link: https://t.me/ctf_invisiblehc/86
Description:
Decrypt the text with a hidden pass.
Solution:
We found a encrypted text in a challenge image. We figured out it was encrypted using Vigenere cipher.
By checking the image's metadata, we found the decryption key "CTFIHC." Using this key, we unlocked the message and got the flag.
flag: IHC_CTF{H1DD3N_P455_CRYP70_602}
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