Oxyzer’s control panel (hestia) supports ssh keys that are useful to access via ssh without password (you can also disable password access for your account after successful creation of a ssh key).

Adding SSH key

generate your key in your personal computer with your preferred utility
go to your panel, click the user icon in the top righrt, then Click the Add SSH key button. Copy your generated key in the text area then click the Save button in the top right.

To delete the ssh key:

mouse over the SSH key you want to delete and click the delete icon on the right of the SSH ID.