How trust works in gpg...

Peter Lewis prlewis at
Tue Apr 15 15:33:08 CEST 2008

On Tuesday 15 April 2008 at 14:11:48 Sven Radde wrote:
> Stan Tobias schrieb:
> > If a public key has a UID1, which I already
> > trust, and a new UID2 is added, why can't I infer trust for the new uid?
> > (...)
> > So the
> > only person that could have added UID2 is the one that is in control of
> > UID1 (supposedly, it's the same person).  Why is there a need to check
> > anything?
> Because you do not know whether the owner of UID1 is also the owner of
> UID2.
> Let's say, someone trusts my key and my user-id on that key.
> Now, I add another ID: "Stan Tobias <sttob at>"...
> No good idea to trust that without checking, is it?

But isn't that the point of signing new UID's with the original one?

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