If you need any help with generating your SSH key, please see this article for a quick walk-through.
Log in to your Enscale dashboard.
Select Manage SSH Keys from the drop-down menu under your account email address.
Switch to the tab for the type of key you'd like to add Public or Private and click Add new public key.
Key type must be RSA (DSA and Elliptic Curve keys such as ed25519 are not currently supported).
Enter a title to help you identify your key, add your public key and click Add Key.
You can delete your public key anytime clicking the Delete icon