Re: Fingerprint displayed by scp (new host) and in debian-installer

[davidson <davidson@freevolt.org>]

On Wed, 24 Jan 2018, David Wright wrote:

> The stretch version of scp displays fingerprints using a SHA256
> hash, but of course a jessie machine has no idea of what its
> fingerprint is except using an MD5 hash. A question and suggestion:
>
> Is there a way to get stretch scp to show the fingerprint in MD5
> when connecting to a new (jessie) host?

I don't have a jessie host to test this on:

 $ scp -o FingerprintHash=md5 file_to_copy account@recipient.host:destination_file

Does it work?

> IIRC the debian-installer only shows the SHA256 fingerprint.  It
> ought to display the MD5 version too, for those people installing
> over the network with ssh from an older machine.
>
> Cheers,
> David.