# CRACCON CTF 2025

Link: [https://defhawk.com/battleground/raid/craccon-ctf](<https://defhawk.com/battleground/raid/craccon-ctf>)

CTFTime: [https://ctftime.org/event/2879](<https://ctftime.org/event/2879>)

Official Writeup: [https://github.com/defHawk-tech/Official\_Writeups/tree/main/CRACCON2025](<https://github.com/defHawk-tech/Official_Writeups/tree/main/CRACCON2025>)

Result: 250 Points, 74th(80th on CTFTime) Place

Solved Challenges:

Misc:

- [knock-knock](<https://jia.je/ctf-writeups/2025-09-06-cracconctf2025/knock-knock.html>)
- [royalvoyage](<https://jia.je/ctf-writeups/2025-09-06-cracconctf2025/royalvoyage.html>)

Crypto:

- [ecg](<https://jia.je/ctf-writeups/2025-09-06-cracconctf2025/ecg.html>)