> For the complete documentation index, see [llms.txt](https://calvin-lai.gitbook.io/calvin-lai-security/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://calvin-lai.gitbook.io/calvin-lai-security/ctf-writeup/ctf-learn.md).

# CTF Learn

## HYPERSTREAM TEST #2

{% embed url="<https://ctflearn.com/challenge/1/browse>" %}

Tips: Bacon is a kind of encoding method\
Useful link: <https://mothereff.in/bacon>