Re: SPAM-less email (was If anybody wants to make something in Ada but

["Warren W. Gay VE3WWG" <ve3wwg@cogeco.ca>]

Larry Kilgallen wrote:
> In article <3E9D8625.4090308@cogeco.ca>, "Warren W. Gay VE3WWG" <ve3wwg@cogeco.ca> writes:
> 
>>What I really want, is a "solicited email only" channel, so that I
>>can give my electronic business card (read "cert.") to associates,
>>and not get pestered with offensive SPAM that I have to delete
>>every morning.  I also want to protect my kids from this kind of
>>crap.
> 
> Unfortunately, some of us must accept correspondence (and therefore
> under your plan, give a certificate to) people who cannot be trusted
> to protect their own private key.

Yes of course. But that is why you need a key that is only usable
by a specific sender.

It is also useful to have another class of key (cert) that can be
shared. However, in this 2nd case, if one person abuses it, then
you have to revoke it for the entire group.

-- 
Warren W. Gay VE3WWG
http://home.cogeco.ca/~ve3wwg