Secure Crypto - CTF82
CTF Name: Secure Crypto
Topic: Cryptography
Flag Format: ICTF{}
CTF Link: https://t.me/ctf_invisiblehc/134
Description:
Download the zip file. There has the flag. Do you need password to open zip file? Password is the movie name of the trailer. Link: https://youtu.be/pac-MY9jicE
Solution:
To easily find the password, we can take a screenshot of any scene from the trailer and search it on Google. After the search, we will discover that the movie is The Matrix We know that the password is a lowercase word without spaces, so the password is "thematrix".
After unzipping the file, we find a cipher text, and we attempt to decrypt it using CyberChef.
Recipe to Cook Secure Crypto: Click Here
Flag: ICTF{CRYP70_H45_3V3RY7H1NG}
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