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Re: Suggested way to ssh into obsolete devices (with old ssh crypto)?

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On Tue, Jul 06, 2021 at 12:05:41PM -0400, Stefan Monnier wrote:
> > Like you, I have been using CLI options to the ssh command to adjust the
> > necessary algorithms if I need something "insecure".
> 
> You should be able to set that option for a specific (set of) hosts in
> .ssh/config so you don't have to repeat it on the CLI every time.
> 
> > My thought is that once that no longer serves the purpose, I would
> > setup a VM, container,
> 
> I think the first reaction should be to report it as a bug, so that the
> old cipher is re-added.  I think the same argument in favor of including
> the "none" cipher should apply to including old deprecated ciphers.
> 
> 
>         Stefan
> 

The old ciphers are generally removed for a reason: because they are hugely
insecure.

I wouldn't ask for the old ciphers to be re-added to a new version of ssh.

Just my €0.02

Andy Cater

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Suggested way to ssh into obsolete devices (with old ssh crypto)? Ralph Aichinger <ra@pi.h5.or.at> - 2021-07-06 11:10 +0200
  Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? "Andrew M.A. Cater" <amacater@einval.com> - 2021-07-06 11:30 +0200
  Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Roberto C. Sánchez <roberto@debian.org> - 2021-07-06 15:00 +0200
    Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Stefan Monnier <monnier@iro.umontreal.ca> - 2021-07-06 18:10 +0200
      Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? "Andrew M.A. Cater" <amacater@einval.com> - 2021-07-06 18:40 +0200
        Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Stefan Monnier <monnier@iro.umontreal.ca> - 2021-07-06 19:10 +0200
          Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Michael Stone <mstone@debian.org> - 2021-07-06 19:50 +0200
            Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? <tomas@tuxteam.de> - 2021-07-06 20:10 +0200
              Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Michael Stone <mstone@debian.org> - 2021-07-06 20:20 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Roberto C. Sánchez <roberto@debian.org> - 2021-07-06 20:20 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Michael Stone <mstone@debian.org> - 2021-07-06 20:40 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? <tomas@tuxteam.de> - 2021-07-06 22:20 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Michael Stone <mstone@debian.org> - 2021-07-06 22:50 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? <tomas@tuxteam.de> - 2021-07-06 23:50 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Stefan Monnier <monnier@iro.umontreal.ca> - 2021-07-06 23:40 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? <tomas@tuxteam.de> - 2021-07-07 00:00 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Stefan Monnier <monnier@iro.umontreal.ca> - 2021-07-07 05:10 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? <tomas@tuxteam.de> - 2021-07-07 10:00 +0200
                Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Karen Lewellen <klewellen@shellworld.net> - 2021-07-07 00:00 +0200
            Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Stefan Monnier <monnier@iro.umontreal.ca> - 2021-07-06 21:30 +0200
              Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Michael Stone <mstone@debian.org> - 2021-07-06 21:30 +0200
  Re: Suggested way to ssh into obsolete devices (with old ssh crypto)? Lee <ler762@gmail.com> - 2021-07-07 01:20 +0200

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