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Initialise Connection

Overview

Background

In order to proceed, we need to start with the basics. Start an instance, connect to it via $ nc e.g. nc 127.0.0.1 1337 and send “1” to get the flag.

Find the flag

As the challenge’s descript said, nc to the instance machine, and send 1:

┌[siunam♥earth]-(~/ctf/Cyber-Apocalypse-2023)-[2023.03.19|13:04:50(HKT)]
└> nc 165.22.116.7 32664          

▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣
▣                            ▣
▣  Enter 1 to get the flag!  ▣
▣                            ▣
▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣

>> 1
HTB{g3t_r34dy_f0r_s0m3_pwn}

Conclusion

What we’ve learned:

  1. How To Use nc (NetCat)