> For the complete documentation index, see [llms.txt](https://martian1337.gitbook.io/notes/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://martian1337.gitbook.io/notes/training-and-career/platforms.md).

# Platforms

Hands-on practice platforms grouped by focus: general, offensive, and defensive security, CTF sites, and live vulnerable targets.