To sign-up as a deputy, go to https://app.vaultbox.tech/login and click 'Register':



Then enter your details as prompted.




Next, Select the Deputy Only plan.



Next, review the details and terms of service and hit submit:



You will also need to set up Multi-Factor Authentication.


If you have received an email invitation to become a deputy:


You will have received a mail from vaultbox informing you of the request.  Click the link that says "Sign Up", and you will see the following screen:

(Similar sign up process as the above)

Enter your details then click 'Next'. You will also need to set up Multi-Factor Authentication.


Note that as a deputy, you do not have your own vaultbox.  If you would like to upgrade your account, go to 'Settings', 'Subscription' and 'Change subscription'.