walletd --dir ~/walletd
+
+
+You will be prompted input a `API password`. This password is chosen by you and can be anything you want it to be. It will be used to unlock the `walletd` UI via your browser, it should be something secure and easy to remember. This value are not stored anywhere; you will need to re-enter it every time you start `walletd`.
+
+{% hint style="info" %}
+You can also set the SIA`_API_PASSWORD` environment variables so you do not have to re-enter the values every time. Check out this \