On 14.07.2023 18:23, Francis.Montagnac(a)inria.fr wrote:
Hi.
On Fri, 14 Jul 2023 16:22:56 +0200 "Walter H. via users" wrote:
> I added this inside the Fedora in the sshd_config
> HostKeyAlgorithms +ssh-rsa
> PubkeyAcceptedKeyTypes ssh-rsa
> then the login using the keys from WSL were working again;
> but why didn't this help to login using the keys via the Win 10 OpenSSH
> commands;
Since openssh-8.8p1-7.fc37 there is also a requirement on the length of
the rsa keys.
Tru to add:
RequiredRSASize 1024
this didn't make an effekt;
Or redo your rsa key with a biger size.
the key used with WinSCP already 2048-bit
and now the confusing thing
a regenerated a rsa key with bigger size
in case someone has such setup: a Win10 and a Fedora 38 can try this ...
adding this
ssh-rsa
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
Test-Key
to /home/youruser/.ssh/authorized_keys
and this private key
-----BEGIN OPENSSH PRIVATE KEY-----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-----END OPENSSH PRIVATE KEY-----
ssh -i id_rsa youruser@fedorahost
doesn't work
this is quite strange; because the same keyfiles works from another
Linux [not Fedora]
what's causing this strange behaviour?
Walter