$ ctf42

BackdoorCTF 2023

official repo

A jeopardy-style CTF organized by InfoSecIITR.

The CTF will consist of challenges on various categories - Reversing, Blockchain, Binary Exploitation, Web, Cryptography, Forensics

Discord: https://discord.gg/W2vFjnhdr2

Prize Sponsors: IITB Trust Lab, Zellic, HackTheBox ,Trail of Bits, PentesterLab, TryHackMe

Infra sponsored by goo.gle/ctfsponsorship

Web 3

Challenge Has
armoured_notes files
php_sucks
#php-file-upload-bypass#strtok-filename-truncation#rce
 files wu 1
too_many_admins files

Pwn 6

Challenge Has
Baby_Formatter files
EmpDB files
Konsolidator files
Master_Formatter files
Master_Formatter_v2 files
Pizzeria files

Reverse 7

Challenge Has
Blowcode files
Gotta_Go_Fast files
Hiashi_of_the_shades files
Open_Sesame files
Secret_Door files
Sl4ydroid files
baby_eBPF files

Crypto 9

Challenge Has
ColL3g10n files
Curvy_Curves
#elliptic-curve-over-ring#rsa-factoring
 files wu 1
Knapsack
#knapsack#meet-in-the-middle (mitm)
 files wu 2
PRSA
#polynomial-ring-rsa#gf(2)-polynomial-factorization
 files wu 1
ProveMeWrong files
Rebellious files
Safe_Curvy_Curve files
Secure_Matrix_Transmissions files
Secure_Matrix_Transmissions_v2 files

Forensics 3

Challenge Has
Drunk files
Forenscript files
Sonic_Hide_and_Seek
#audio-steganography#spectrogram#sstv
 files wu 1

Misc 13

Challenge Has
Beginner_menace
#exif-metadata
 files wu 2
Cheat_Code files
Escape_The_Room files
Fruit_Basket files
Headache files
Indecipherable_image_or_is_itq files
Marks files
Not_So_Guessy files
Something_in_Common
#rsa#hastad-broadcast-attack#non-coprime-moduli#crt
 files wu 2
halo_jack_again files
mini_RSA files
mini_RSA_v2 files
secret_of_j4ck4l files

Blockchain 2

Challenge Has
BabyBlackjack files wu 3
VulnChain files wu 2