mailing list pgp signatures...

[Bruno Wolff III]

On Fri, Jul 10, 2009 at 17:47:52 -0500,
  "Mikkel L. Ellertson" <mikkel at infinity-ltd.com> wrote:
> How does it maintain your identity when we can not verify that you
> signed the message. Without having your public key, all we know is
> that someone signed the message. So, your signing your messages sent
> to the mailing list does nothing except cause problems for others.

Because the messages are signed with the same key. So whoever is creating
the signed messages has access to the private key. Key servers don't add a lot
of assurance on top of this. And they add a risk that it tells other parties
who you are communicating with.