> 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

- [General](https://martian1337.gitbook.io/notes/training-and-career/platforms/general.md)
- [Offensive Security](https://martian1337.gitbook.io/notes/training-and-career/platforms/offensive-security.md)
- [Defensive Security](https://martian1337.gitbook.io/notes/training-and-career/platforms/defensive-security.md)
- [CTF Sites](https://martian1337.gitbook.io/notes/training-and-career/platforms/ctf-sites.md)
- [Live Vulnerable Sites](https://martian1337.gitbook.io/notes/training-and-career/platforms/live-vulnerable-sites.md): These are deliberately vulnerable web applications used for educational and testing purposes.