> For the complete documentation index, see [llms.txt](https://docs.transferchain.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.transferchain.io/core-concepts/cryptography/authentication-and-authorization.md).

# Authentication & Authorization

* A user fills in his/her account email address and the password to the fields.
* A seed is generated through encryption of the user password with the key computed by PBKDF2 on the mnemonic words

<figure><img src="/files/3ToS1xMQqT59cXkD5HAX" alt=""><figcaption><p>Auth &#x26; Auth</p></figcaption></figure>