set a new ssh key
by Pedroski from LinuxQuestions.org on (#6PPK6)
I drowned my laptop in a glass of water!
The NVMe ssd is dead. Luckily, I regularly backed up files using rsync to my old laptop. Except ...
Except I never thought to back up the ssh key.
I have a little cloud server, more for practice than anything. It's cheap.
I can log in to the cloud server and update things, I just did that:
Quote:
But in my home folder on this new laptop, in the folder .ssh there is nothing, and I never backed it up!
How should I proceed to set a new ssh key?
And how to remove the old key from the cloud server? Or is that not necessary?
The NVMe ssd is dead. Luckily, I regularly backed up files using rsync to my old laptop. Except ...
Except I never thought to back up the ssh key.
I have a little cloud server, more for practice than anything. It's cheap.
I can log in to the cloud server and update things, I just did that:
Quote:
| pedro@pedro-MSI:~$ ssh -p 22 -i ~/.ssh/my_cloud_ed25519 pedro@123.123.123.123 Warning: Identity file /home/pedro/.ssh/my_cloud_ed25519 not accessible: No such file or directory. The authenticity of host '123.123.123.1233 (123.123.123.123)' can't be established. ED25519 key fingerprint is SHA256:PXRdztdaAao+bsokvEk2el+PTridHvWUSG4kKJoMH3A. This key is not known by any other names Are you sure you want to continue connecting (yes/no/[fingerprint])? yes Warning: Permanently added '' (ED25519) to the list of known hosts. pedro@195.20.254.33's password: Welcome to Ubuntu 22.04.4 LTS (GNU/Linux 5.15.0-106-generic x86_64) |
How should I proceed to set a new ssh key?
And how to remove the old key from the cloud server? Or is that not necessary?