# 2021

![](https://630407063-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MZD3WIm997ouoGhrdss%2F-MfJ-7-idhGWe895H3hh%2F-MfJ-pBvu3-DTkAp_NPZ%2FTop%2010%20Teams.png?alt=media\&token=150fe1be-0c81-4ed0-8c0b-a4fab75986f1)

## Special Thanks

Huge thanks to the - team and special thanks to my friends celesian, waid and lynx for the amazing teamwork and effort and for the great time we had.

## Challanges

{% content-ref url="2021/secret-notes" %}
[secret-notes](https://0xten.gitbook.io/public/clearsale-ctf/2021/secret-notes)
{% endcontent-ref %}

{% content-ref url="2021/esse-esse-erre-effe" %}
[esse-esse-erre-effe](https://0xten.gitbook.io/public/clearsale-ctf/2021/esse-esse-erre-effe)
{% endcontent-ref %}

{% content-ref url="2021/fresca-soda" %}
[fresca-soda](https://0xten.gitbook.io/public/clearsale-ctf/2021/fresca-soda)
{% endcontent-ref %}

{% content-ref url="2021/healthchecker" %}
[healthchecker](https://0xten.gitbook.io/public/clearsale-ctf/2021/healthchecker)
{% endcontent-ref %}