SHODAN CTF

The SHODAN CTF, organized by the EPITECH school, took place from June 1st to June 14th, 2020.
Through 27 challenges, he put to the proof all Epitech 2nd year students across Europe.
The goal was to finish at the top of the ranking.

Our final rank : 13 / 350
Challenges solved : 26 / 27
Team mates : Vedza / Bababanks

The format of this CTF was Jeopardy, and gathered 2 different categories focused on web security (server / client).
These write-ups describes the different challenges I managed to solve as well as the path I took, the techniques I used.

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Here are the different challenges that included the ctf by category and the write-ups of those that we passed.

1. CLIENT
   • CARTMAN
   • CHINPOKOMON
   • CHINPOKOMON-2
   • LAMBTRON
   • STEGMATA
   • VAMP
   • GERBI
2. SERVER
   • KYLE PASSWORD v1 / v2
   • JWT SENSITIVE DATA
   • JWT WEAK PASSWORD
   • JWT ALGORITHM
   • CHU-CHU
   • COSMONEWT / ROIDRAT
   • GOPHERMON
   • SQLI EASY
   • SQLI ERROR
   • SQLI MEDIUM / HARD
   • PARK COUNTRY
   • PARK COUNTRY THE RETURN
   • AUTHENTICATION AES-ECB

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S/o Spectre