The SSH User Authentication dialog box allows you to choose an appropriate authentication method. It is displayed automatically when user information is required to proceed further.
If a user authentication method appears dimmed, it is not allowed in the remote host. To use the unavailable method, configure the SSH server in the remote host.Password
The Password authentication allows you to log on using the password of your account on the remote host. For security reasons, some hosts do not allow this authentication method.Public Key
The Public Key authentication requires that a public key be registered on the remote ssh server. To log on with this method, select the corresponding private key in the User Key list.Keyboard Interactive
The Keyboard Interactive (Generic Message Exchange) authentication is a relatively new method that prompts instructions to enter messages for further steps.