To upload the SSH public key through the application web interface:
In the application web interface window, select the Settings → Application access → SSH access section.
Click Add key.
This opens the Add an SSH public key window.
In the Description field, enter any relevant information about the uploaded SSH key.
In the Key data field, paste the previously generated SSH public key.
Click Add.
The SSH public key is now added. The Kaspersky Secure Mail Gateway administrator will be able to connect to any cluster node if the appropriate SSH private key is available.