Reverse Engineering


Arizona CTF 2025.

Uncover the secrets hidden in code, binaries, or data. Analyze, deconstruct, and outsmart the protections to reveal what's really going on behind the scenes.

Is binary code Greek to you? There's learning material! This module will get you started; feel free to tackle it outside of the CTF!


Challenges

You are a time travelling, gunslinging, sherif patrolling the timeline for the most wanted criminals in history. You are the Timeslinger.

In this mission you have been tasked with tracking down an infamous outlaw causing chaos in the timeline. You've been provided with the tools to do the job, but you're RUNNING OUT OF TIME! Find the outlaw across the timeline quickly and HQ will reward you with a bounty of a flag. Good luck, Timeslinger.

The challenge can be found and run on the terminal:

/challenge/timeslinger_1.py

You are a time travelling, gunslinging, sherif patrolling the timeline for the most wanted criminals in history. You are the Timeslinger.

You've successfully tracked down the infamous outlaw causing chaos in the timeline, but he is not going down without a fight. The outlaw has challenged you to a duel. You must outdraw him to claim your bounty of a flag. Use the power of time to your advantage.

The challenge can be found and run on the terminal:

/challenge/timeslinger_2.py

Good luck cracking this one, the flag checker isn't even in the main binary!

Do you have what it takes to traverse your way to victory?

The programmer forgot to write a decompressor—can you fix their mistake and reveal the image?


30-Day Scoreboard:

This scoreboard reflects solves for challenges in this module after the module launched in this dojo.

7-Day | 30-Day | All-Time

Rank Hacker Badges Score