> ## Documentation Index
> Fetch the complete documentation index at: https://www.aptible.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Authentication

> Learn more about the types of authentication with Aptible

# Learn more

<CardGroup cols={3}>
  <Card title="Password Authentication" icon="book" iconType="duotone" href="https://www.aptible.com/docs/password-authentication" />

  <Card title="SSH Keys" icon="book" iconType="duotone" href="https://www.aptible.com/docs/public-key-authentication" />

  <Card title="Single Sign-On (SSO)" icon="book" iconType="duotone" href="https://www.aptible.com/docs/ssod" />
</CardGroup>