Re: "If you believe that the SPF concept is fundamentally flawed, please subscribe at http://www.imc.org/ietf-mxcomp/"

In <[email protected]> Richard Clayton <[email protected]> writes:

> Hence, since they still want to spam, they will start sending email with
> borrowed domains from borrowed machines...  they are already doing the
> latter, they don't do the former because there's currently no need.  SPF
> would, if adopted, provide the evolutionary pressure for them to do so.
>
> Of course you may feel that if [email protected] is so dumb as to install
> a spam-sending trojan that it serves him right if example.com gets a
> really bad reputation. However, if I have a need to swap email with
> example.com employees how exactly has SPF improved the situation here ?

example.com can quickly update their SPF record to remove the
offending IP address from their approved list.


-wayne