CTF

A capture the flag (CTF) contest is a special kind of cybersecurity competition designed to challenge its participants to solve computer security problems and/or capture and defend computer systems.

36c3 Junior 2019 - Maybe

Posted on December 29, 2019

Use cutter to solve a simple crackme. [Read More]

#reverse #ctf #36c3 #cutter

Advent OTW 2019 - Naughty Or Nice v2

Posted on December 27, 2019

“Break” rsa pkcs1 padding and execute shellcode. [Read More]

#crypto #pwn #ctf #advent #rsa

Advent OTW 2019 - 7110, Mooo, Sudo Sudoku, Tiny Runes Game

Posted on December 26, 2019

Easy misc/web challenges. [Read More]

#misc #web #ctf #advent

Advent OTW 2019 - Genetic Mutation

Posted on December 26, 2019

Patch an ELF binary to do shellcode injection. [Read More]

#pwn #ctf #advent #shellcode

Advent OTW 2019 - Santa's Signature

Posted on December 26, 2019

Break textbook RSA signature. [Read More]

#crypto #ctf #advent

RITSEC CTF 2019 - Random

Posted on November 18, 2019

Exploit the rand() function in C. [Read More]

#crypto #ctf #ritsec

Newbie CTF 2019 - dRop The Beat

Posted on November 2, 2019

ROP on 32 bit x86 binary. [Read More]

#pwn #newbie #ctf #rop

Newbie CTF 2019 - Find The Plain

Posted on November 2, 2019

Network forensics challenge. [Read More]

#forensics #newbie #ctf

Hack.lu CTF 2019 - No Risc, No Future

Posted on October 28, 2019

Shellcode injection on 32 bit MIPS binary. [Read More]

#ctf #hacklu #pwn #shellcode #mips

CSAW Quals 2019 - Beleaf

Posted on September 17, 2019

Basic crack me. [Read More]

#ctf #csaw-quals #reverse #cutter