On Fri 26 Jan 2018 at 08:30:43 (+0000), davidson wrote: > 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 > acco...@recipient.host:destination_file > > Does it work?
Yes thanks. Unfortunately it got left out of the man page and there's no warning about these changes in the release notes. I should add: > >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. … because older versions of ssh don't have the option of choosing their FingerprintHash at all. Cheers, David.