When using Shell In A Box, you will get a “This Connection is Untrusted. The certificate is not trusted because it is self-signed” warning in your browser. You can optionally install the appropriate trusted SSL certificicate, or you can make an exception for the self-signed certificate in your browser.
In order to access Shell In A Box, you will need to use the Account credentials.
if you want to access Shell In A Box through SSH, the account needs to have SSH access enabled.