Table of Contents
1. Cryptography 1.1 Ciphers 2. Digital Forensics 3. Steganography 3.1 File Steganography CyberChef
Challenges
Challenge 1 Challenge 2 Challenge 3
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  2. Cryptography
  3. Challenge 2

Challenge 2: Forensics

We intercepted a file containing a secret flag, but we can’t seem to open the file. See if you can identify the proper file-type and open the file.

Click here to access the file: forensics_challenge.pdf

Question 1: What is the file signature for this file?

Question 1

Challenge 2: Find the flag and input the answer.

Input Flag