RPS — Binary Exploitation Challenge Writeup | PicoCTF 2022

RPS — Binary Exploitation Challenge Writeup | PicoCTF 2022

RPS — Simple Binary Exploitation Program in PicoCTF | Approach by Karthikeyan Nagaraj

Description:

• Here’s a program that plays rock, paper, scissors against you.
• I hear something good happens if you win 5 times in a row.
• Connect to the program with netcat:
  $ nc saturn.picoctf.net 56981
• The program's source code with the flag redacted can be downloaded here.

Task Files:

https://artifacts.picoctf.net/c/444/game-redacted.c

Analysis:

#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include …

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