block ?authorize buddy?

[Sean Egan]

On 11/5/07, Paul Sims Wright <pwright2 at yahoo.com> wrote:
> Everytime I start up pidgin I have the same 3 addresses requesting an
> Authorize Buddy?.  I don't recognize these people and have no desire to
> authorize them.  Deny them takes two clicks each and they are back the
> next time.  Blocking the addresses doesn't stop them.  Is there a way to
> stop these things?

What protocol is this on?