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March, 2004



Denial of service attacks cripple an organization’s ability to communicate by email for some period. We discuss, along with the Ferris Research User Panel, the nature of the threats, who are the targets, and what you can do to protect yourself.



In this report, we discuss three recently deployed and promising approaches to spam control based on “reputation.”

In this report, we explain what Lotus Workplace (LW) is, describe its progress, and assess its strengths and challenges.

This report reviews the key announcements, describes the exhibition, and presents observations and analysis on LinuxWorld 2004 and its announcements.

Caller ID For Email differs from earlier proposals in a number of significant ways. In this report, we discuss these differences in detail, and examine whether or not they deliver improvements over RMX and SPF.

Several important pieces of legislation have recently come into force, with the intent of reducing spam. In this research note, we discuss whether the laws are having any effect yet.


We continue to encounter new, interesting, and highly effective anti-spam techniques. In this report we report on one of these—URL-based spam filtering.

TurnTide is delivering a router-level appliance that applies TCP and IP bandwidth-shaping techniques to eliminate spam at the source.

SearchSecurity.com: Click Here for Story

Spam Wars Rage

PcWorld: Click Here for Story

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TechWeb: Click Here for Story