Comcast took steps against SPAMMERS last week to block off port 25, an email port, against some of its customers which has seen a 25% reduction of outbound email since last Tuesday.

Seven's E-Mail Server Gets Behind the Firewall
By Carmen Nobel

Seven Networks Inc. has unveiled a behind-the-firewall mobile e-mail server that competes directly with Research In Motion Ltd.'s BlackBerry Enterprise Server.

Taking on Exchange Update
By Dennis Callaghan
October 20, 2003

E-mail server vendors Stalker and Gordano position their products as alternatives for Exchange shops reluctant to upgrade.

With Microsoft Corp.'s long-awaited Exchange 2003 upgrade due this week, e-mail server vendors Stalker Software Inc. and Gordano Ltd. are positioning their products as alternatives for Exchange shops that are reluctant to upgrade.

PureMessage
Protecting your email servers and gateways against spam and viruses

Sophos PureMessage is a comprehensive, flexible email management solution which enables companies to take greater control of their email traffic by protecting against spam and viruses. Additionally, it helps enforce your corporate email policy at the gateway.

MailMonitor
Protecting your email servers and gateways against viruses

Research shows that your business is more likely to receive a virus through your email server and gateway than via any other route.

Most powerful is he who has himself in his own power.
Lucius Annaeus Seneca (2 BC-65AD) Roman philospher.

- DNS Map Vulnerability in Sendmail 8.12.x -
Oxygen3 24h-365d, by Panda Software (http://www.pandasoftware.com)

Madrid, August 27, 2003 - A new vulnerability has been detected that affects
Sendmail 8.12.x prior to 8.12.9. By exploiting this flaw, an attacker cause
a Denial of service (DoS) and run remote arbitrary code on the affected
computer.

Wed 27 August 2003 01:07PM BST
Secure gateway email servers key to virus blocking

Gartner warns firms to check security measures in light of blended spam and virus threat…
Gateway email security is key to stopping the spread of virus outbreaks such as Sobig.F, according to analyst group Gartner.

August 25, 2003
De-Worming Mail Servers
By Dennis Fisher

Welcome to the summer of the Worm. Just eight days after Blaster began chewing its way through the Internet, another variant of the SoBig worm appeared last week, further burdening already-overworked IT and security staffs. As annoying and potentially dangerous as Blaster is, mass-mailing worms such as SoBig are perhaps worse from an enterprise perspective, thanks to their propensity for clogging mail servers and flooding users' in-boxes with electronic flotsam.

vHost POP Server Can Be Crashed By Remote Users

SecurityTracker Alert ID: 1007530
CVE Reference: GENERIC-MAP-NOMATCH (Links to External Site)
Date: Aug 19 2003
Impact: Denial of service via network
Exploit Included: Yes
Version(s): 3.05r3

Rejecting SOBIG & More Virus Emails with Sendmail

Hi folks, I wrote a nice sendmail filter to block email messages based on the subject header. So instead of my blocking the email addresses I mentioned earlier due to Sobig, I now changed it to this instead. I tested it using Sendmail interactively as well as sending email to local accounts from Yahoo