0
votes
2answers
67 views

Regenerate linux host fingerprint

Is it possible to change a hosts ssh fingerprint? An example of needing to do this would be a virtual machine clone having the same fingerprint as the source of the clone; which causes problems for ...
0
votes
1answer
240 views

How to add hostname to known_hosts to be used system-wide

As far as I know the default ssh option StrictHostKeyChecking is set to ask so the first ssh connection seems like: $ ssh host.example.com The authenticity of host 'host.example.com (1.2.3.4)' can't ...
9
votes
1answer
4k views

How do I extract fingerprints from .ssh/known_hosts?

My laptop has a well-populated .ssh/known_hosts file. I'd like to leverage that when connecting to remote hosts from my desktop, since tracking down the fingerprints can be a real chore. However, I ...
2
votes
2answers
409 views

Tricks for truly securing SSH connections

I know SSH is secure as long as you're not suffering a MITM attack, but I want to know if there's a way to make SSH 100% secure even under such circumstances, discover you're being sniffed and ...
3
votes
3answers
868 views

Can I use ssh host key verification with a round-robin DNS?

I'm logging into a server based on a round-robin DNS hostname -- "login.example.com" could go to any of a number of servers. Ideally, I'd like to be able to update my known_hosts file such that ...