This won't protect against OVH being compromised. In the manager you can select the netboot / PXE option and "boot from rescue mode". From there you get e-mail

This won't protect against OVH being compromised. In the manager you can select the netboot / PXE option and "boot from rescue mode". From there you get e-mailed the logins from the server booted onto a Debian rescue image. You have full access to the OS / hard drives.