> For the complete documentation index, see [llms.txt](https://docs.emsigner.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emsigner.com/user-management-and-settings/my-profile/authentication-methods.md).

# Authentication Methods

Secure your account with flexible login options, from passwords to smart cards and SSO.

To secure your account login, you can choose from multiple authentication methods:

* Username and Password
* Username, Password and OTP
* Username and OTP
* Smart Cards
* Single Sign-On (SSO)

<figure><img src="https://1693119202-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FXNKpOPGIHdEkmaF2RQso%2Fuploads%2FPG6SOyKlqUQYdlYFpuSM%2Fimage.png?alt=media&amp;token=54c94d27-7b48-4889-aa75-74072176582d" alt=""><figcaption></figcaption></figure>