> For the complete documentation index, see [llms.txt](https://dev.vulos.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dev.vulos.io/reference/identity-javascript-sdk/the-base-package/authentication.md).

# Authentication

## Classes

{% content-ref url="/pages/Tn5x4BWmmYEHpeQ2kh7T" %}
[Application](/reference/identity-javascript-sdk/the-base-package/authentication/application.md)
{% endcontent-ref %}

{% content-ref url="/pages/scytutZ8Sn0vqSb17YOx" %}
[BaseAuth](/reference/identity-javascript-sdk/the-base-package/authentication/baseauth.md)
{% endcontent-ref %}

{% content-ref url="/pages/RB4bYSpMdLvmOIBu2xCG" %}
[User](/reference/identity-javascript-sdk/the-base-package/authentication/user.md)
{% endcontent-ref %}

{% content-ref url="/pages/oqPm5q66sEQAH8mVQw6k" %}
[UserInfo](/reference/identity-javascript-sdk/the-base-package/authentication/userinfo.md)
{% endcontent-ref %}

{% content-ref url="/pages/By3Rwa7BymzNTUPLID18" %}
[BaseApi](/reference/identity-javascript-sdk/the-base-package/authentication/baseapi.md)
{% endcontent-ref %}

{% content-ref url="/pages/xlI4X77sh7TTM0rFdmRn" %}
[Broken mention](broken://pages/xlI4X77sh7TTM0rFdmRn)
{% endcontent-ref %}

{% content-ref url="/pages/EPAyUPEf3e2NaRcAMaM0" %}
[Broken mention](broken://pages/EPAyUPEf3e2NaRcAMaM0)
{% endcontent-ref %}