Problem with Iphones

Alex Neuman alex at
Wed Sep 22 21:26:20 IST 2010

the MS server should be able to reject at the MTA level any invalid users though, otherwise it'll backscatter. 

Alex Neuman
BBM 20EA17C5
+507 6781-9505
Skype:alex at

-----Original Message-----
From: Rob Poe <rob at>
Sender: mailscanner-bounces at
Date: Wed, 22 Sep 2010 15:16:58 
To: MailScanner discussion<mailscanner at>
Reply-To: MailScanner discussion <mailscanner at>
Subject: Re: Problem with Iphones

Never said it was security by obscurity.  It's called letting your 
remote users auth to the "home" system instead of your MailScanner

On 9/22/2010 10:03 AM, Alex Neuman wrote:
> Security by obscurity is not security.
> Using SMTP AUTH - and checking/scoring for it at the SA level - would help a lot without compromising the security.
> On Sep 22, 2010, at 9:58 AM, Rob Poe wrote:
>> I set up a weird/strange port to the internal SMTP server and let the iPhones auth against the internal email server instead of trying to maintain users on the MailScanner servers.
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