North American Network Operators Group

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RE: Why do so few mail providers support Port 587?

  • From: andrew2
  • Date: Fri Feb 25 12:57:50 2005

[email protected] wrote:
> Joe Maimon wrote:
>> We need 587 because trusted authentication in SMTP does not transit
>> with the message. So there is no way to require authenticated email
>> only from all systems that would be worth a damn.
> Local delivery only unless authenticated isn't worth a damn?
> Is this really that difficult??
> Andrew

Sorry, I misread that.  But I still fail to see how 587 changes that.
Trojans, viruses, etc. etc. etc. can still exploit the authentication
system regardless of what port it operates on.  Different port, same old