[Original writeup](https://github.com/BaadMaro/CTF/tree/main/HSCTF%202021/MISC%20-%20Return%20of%20the%20Intro%20to%20Netcat) (https://github.com/BaadMaro/CTF/tree/main/HSCTF%202021/MISC%20-%20Return%20of%20the%20Intro%20to%20Netcat).