# Page Not Found

The URL `admin/tonic-user-access/user-authentication-and-groups` does not exist.

You might be looking for one of these pages:
- [Structural user authentication with SSO](https://docs.tonic.ai/app/admin/tonic-user-access/single-sign-on/user-authentication-and-groups.md)
- [Creating a new account in an existing organization](https://docs.tonic.ai/app/admin/tonic-user-access/user-access-new-account.md)
- [Managing Structural users](https://docs.tonic.ai/app/admin/tonic-user-access/users-tonic-managing.md)
- [Structural organizations](https://docs.tonic.ai/app/admin/tonic-user-access/structural-organizations.md)
- [Determining whether users can create accounts](https://docs.tonic.ai/app/admin/tonic-user-access/user-access-enable-disable-account-creation.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.tonic.ai/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.tonic.ai/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/app/admin/tonic-user-access/single-sign-on/user-authentication-and-groups.md`)
- Use `Accept: text/markdown` header for content negotiation