Index Of Challenge 2 | Top 50 HIGH-QUALITY |

Alex Mercenary | Category: Cybersecurity / CTF Walkthrough If you’ve been following along with our Capture The Flag (CTF) series, you know that Challenge 1 was a gentle handshake. Challenge 2 , however, is where the gloves come off.

openssl enc -d -aes-256-cbc -in user_flag.enc -out flag.txt -pass pass:CTFgit_is_not_backup And there it is:

At first, you click flag.txt excitedly. But you’re met with a 403 Forbidden or a decoy message: "Not this time, hacker." index of challenge 2

Developers often forget that .git directories contain the entire history of a project, including deleted secrets. The "index" in Git isn't just a list of files—it's a staging area for your next commit. If an attacker can read it, they can travel back in time.

Let’s break down exactly how to solve it. When you navigate to the provided endpoint (let’s call it http://target/challenge2/ ), you are greeted with a raw Apache-style directory listing: Alex Mercenary | Category: Cybersecurity / CTF Walkthrough

Decode the .enc file using the key found in the Git history ( git reflog ):

Final Thoughts Challenge 2 teaches a critical real-world lesson: Directory indexing + exposed version control = Game over. But you’re met with a 403 Forbidden or

Index of /challenge2 [PARENTDIR] Parent Directory [DIR] assets/ [TXT] readme.txt [?] flag.txt

Happy hacking. Have a different approach to "index of challenge 2"? Drop your methodology in the comments below.