The End-To-End Internet (was Re: Blocking MX query)

Izaac izaac at setec.org
Wed Sep 5 10:11:27 CDT 2012


On Wed, Sep 05, 2012 at 07:50:12AM -0700, Henry Stryker wrote:
> Not only that, but a majority of spam I receive lately has a valid DKIM
> signature.  They are adaptive, like cockroaches.

This is why tcp port 25 filtering is totally effective and will remain so
forever.  Definitely worth breaking basic function principles of a
global communications network over which trillions of dollars of commerce
occur.

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