**English Version (Small Report)**

https://github.com/Neptunians/defenit-ctf/blob/master/2020/tar-analyzer/README.md

**Portuguese Version (Article Version)**

https://medium.com/@neptunian.hacker/defenit-ctf-2020-write-up-tar-analyzer-web-hacking-29ed5be3f5f4

Original writeup (https://github.com/Neptunians/defenit-ctf/blob/master/2020/tar-analyzer/README.md).