> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://citi-demo.ferndocs.com/enterprise/enterprises/api-docs/authentication/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://citi-demo.ferndocs.com/enterprise/_mcp/server.

# Authentication

## Docs

- [Authentication Guide](https://citi-demo.ferndocs.com/enterprise/enterprises/api-docs/authentication/overview.md): Start integrating your applications with Citi's services — authentication, certificate setup, access tokens, and encryption.