Re: [Asrg] 6. Proposals - Pull System (revisited)

["Alan DeKok" <aland@ox.org>]

"Hallam-Baker, Phillip" <pbaker@verisign.com> wrote:
> My skepticism here is towards the distinctions made between push and pull.
> If you look at the standard email transfer it involves a push SMTP
> interaction followed by a pull POP interaction.

  And spam isn't a problem at the POP stage, other than it's
existence.  Spam is a problem at the SMTP stage, due to DoS, relay
attempts, etc.

> In NNTP you have the same type of interaction but the partitioning
> is slightly different. In effect you have the world pushing garbage
> at your news server and then pull out the small quantity that you
> are interested in.

  In SMTP, the sender can also request amplification of the spam, via
multiple RCPT TO's.  That's impossible in NNTP.

  Alan DeKok.

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