> For the complete documentation index, see [llms.txt](https://ret2basic.gitbook.io/ctfwriteup/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ret2basic.gitbook.io/ctfwriteup/web2-ctf/picoctf-2021.md).

# picoCTF 2021

{"participants" : \["ret2basic", "y4y"]}

We ranked **154 out of 6215** in picoCTF 2021:

![Scoreboard](https://223316867-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MWVtlSxURaW2QQu6RU5%2Fuploads%2Fgit-blob-39158df5e99531d5371fd4f48417e0ebad6a17b1%2Fimage.png?alt=media)

Things to work on:

* [ ] **WebAssembly**
* [ ] **Tcache**
* [ ] **UAF**
* [ ] **V8 Exploitation**