non-authenticated sources

Sam Sebastian sebastiansam55 at
Tue Mar 27 02:11:14 UTC 2012

I know that this is a really belated response and that you have probaly
already fixed it but if I remeber correctly the command to update the
"keys" is something like "sudo apt-key update" I don't think that's it and
I'm away from my ubuntu computer right now so just google something along
those lines and you will find the command
On Mar 15, 2012 6:26 AM, "Lila M" <mech.loulou at> wrote:

> hi,
> while trying to install some software in ubuntu, I sometimes found myself
> confronted with a warning saying:
> "
> Requires installation of untrusted packages: The action would require the
> installation of packages from not authenticated sources."
> is there any risk from installing such software although it comes with
> ubuntu (i.e. it is available in the Ubuntu Software Center, but it is not
> yet installed)
> thanks
> Lila
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