Below is the client login for the VPS Panel
https://vf.evlbox.com/login
You should probably login first.
After Logging in, you should be directed your Dashboard, at the top of the Dashboard is the navigation bar, Select the "SSH Keys" Tab and then press the "Add Key" button.
In this use case, the keys are named "Key1".
In the "Public Key" Field, an example of a Public Key is shown.
After you have you have done that press the save button at the bottom.
An SSH key consists of two parts. Public Key and Private key.
A User connecting would use a Private Key and the server would prove its integrity using the stored Public key, this is why we upload the Public key to the server here.
If you don't have a key pair and wish to generate your key pair please generate a new key by using the "Generate Key Pair" Button
https://www.ssh.com/academy/ssh/putty/windows/puttygen
If you are setting up your newly created VPS you can select your newly created SSH Key to automatically add it to your machine during provisioning.
Your ssh key is now uploaded and being used by the server.