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2003 Oct 08 22:06

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Re: [vox-tech] ssh-agent question
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Re: [vox-tech] ssh-agent question



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On Wednesday 08 October 2003 07:00 am, p@dirac.org wrote:
> hi all,
>
> i've heard it said if you use ssh-agent, your passphrase is cached so
> you can log in to a computer without your passphrase after the 1st
> login.
>
> i've used rsa authentication, but have never used ssh-agent.  so i've
> always had to enter my passphrase whenever logging in to a host.
>
> yesterday i created id_dsa.pub and started to play around.  here's what
> i found:
>
>
> 1. if the remote .ssh/authorized_keys2 only has the id_rsa.pub, i need
>    to enter my passphrase each time, since i haven't used ssh-agent yet.
>
> 2. if the remote .ssh/authorized_keys2 has both id_rsa.pub and
>    id_dsa.pub, it asks me for my id_rsa passphrase each time, since i
>    haven't used ssh-agent yet.
>
> 3. if the remote .ssh/authorized_keys2 only has id_dsa.pub, i only need
>    to enter my passphrase ONCE.  after that, my passphrase is presumably
>    cached and i no longer need to enter my passphrase to ssh into the
>    remote system.
>
>
> number 3 surprises me.  i've been trying to find references to dsa keys
> being automatically cached without usine ssh-agent, and i can't find
> any.
>
> are dsa keys automatically cached?

I don't think so..... Normaly you have to run ssh-add to cache your keys....

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