[CentOS] sendmail and spam

Jason Pyeron jpyeron at pdinc.us
Sun Jun 8 20:46:01 UTC 2008

> -----Original Message-----
> From: centos-bounces at centos.org [mailto:centos-bounces at centos.org] On
> Behalf Of Frank Cox
> Sent: Sunday, June 08, 2008 4:04 PM
> To: CentOS mailing list
> Subject: Re: [CentOS] sendmail and spam
> On Sun, 08 Jun 2008 15:39:31 -0400
> Mark Weaver <mdw1982 at mdw1982.com> wrote:
> > I.e. if a business in Pennsylvania only does business in the lower 48
> > there isn't any need to accept port 25 traffic from Asia, Europe, Latin
> > America, etc...

We have foreign language emails from foreign countries, so this and other
assumptions about content are a big no-no.

> Until "something comes up" and your users and/or customers are sunk.


We are using Postini. It is a spam filtering service from Google at 3$ per
email address (aliases are free) per year. We have no load they are
promising the API will be re-enabled in the upcoming weeks.

We have only had 2 messages with a false positive and one with a false
negative. Mail volume is around 10,000 messages per day. Latency is next to

Sorry for the advert, but its what we are using.


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- Jason Pyeron                      PD Inc. http://www.pdinc.us -
- Principal Consultant              10 West 24th Street #100    -
- +1 (443) 269-1555 x333            Baltimore, Maryland 21218   -
-                                                               -
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