On Fri, May 16, 2025 at 04:09:10PM +0000, fxkl4...@protonmail.com wrote:

[...]

> as an aside
> in known_hosts there are many key fingerprints with no host identification
> is there a way to identify what host the fingerprint is for

The file format is described in man 8 sshd.

Those with "no host identification" most probably just have a hashed host
name: the idea is that an attacker who gets access to your user account
doesn't get a neat list of which hosts to try next.

There is an (sshd, I think) option to change that.

Cheers
-- 
t

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