> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://buildwithfern.com/learn/llms.txt. # Security ## Docs - [Security](https://buildwithfern.com/learn/docs/security/overview.md): Learn how Fern's documentation platform secures your API docs with client-side authentication, API key injection, and self-hosted options.