White Papers
Migrating to PreciseMail from Spam Assassin
The freeware package SpamAssassin is one of the most popular anti-spam
filters in use today, but it does have limitations that make it unsuitable
for use with some sites. PreciseMail Anti-Spam Gateway is a versatile
high-performance filter designed to overcome those limitations. This
white paper explains the simple steps required to migrate your
site’s spam filtering from SpamAssassin to PreciseMail.
Exposing Nigerian Email
Scams Part 1
First in a series of articles, a Process Software engineer chronicles
his interactions with several scammers to demonstrate the inner
workings of the Nigerian scams and who is behind them. As an email
expert, he is able to protect his systems and identity from the
scammers while exposing different elements of the con.
Exposing Nigerian Email Scams Part 2
Second in a series of articles, a Process Software engineer chronicles
his interactions with several scammers to demonstrate the inner
workings of the Nigerian scams and who is behind them. In this
article, see how a scammer known as Mr. Zakaharenko seeks our help
with a 100 million dollar oil deal transaction. Learn what his
scam is really all about.
Exposing Nigerian Email
Scams Part 3
Third in a series of articles, a Process Software engineer chronicles
his interaction with a Nigerian email scammer to demonstrate how
this "advanced fee fraud" con game works. In this article,
see how a French speaking scammer tries to transfer over 1 billion
dollars out of Iraq. Learn what this scam is really all about.
Exposing Nigerian Email
Scams Part 4
Fourth in a series of articles, a Process Software engineer chronicles his interaction
with a Nigerian email scammer to demonstrate how this "advanced fee fraud" con
game works. The scammer wanted our engineer to physically meet him in Amsterdam
after trading emails over several months. This article exposes several new details
of how the scammers operate that makes it well worth reading.
Achieving Zero Loss of Legitimate Messages with Anti-Spam Solutions
Implementing the wrong anti-spam solution can introduce a new and
more costly problem - losing legitimate messages. This wastes time
and leads to lost business. This document describes several techniques
that modern anti-spam solutions support to minimize or even eliminate
false positives.
Authentication Case Studies
To help system administrators cope with complex collections of
email server systems, PreciseMail Anti-Spam Gateway includes
a plethora of authentication methods that can be mixed-and-matched
together to fit a site’s needs. The ability to simultaneously
support multiple authentication methods is unique to PreciseMail.
This whitepaper describes each of the authentication methods
provided by PreciseMail Anti-Spam Gateway, and provides case
studies of how several sites have combined the PreciseMail authentication
methods to provide a seamless experience to their end users.
Explanation
of Common Spam Filtering Techniques
This document describes in detail how several of the most common spam filtering
technologies work, how effective they are at stopping spam, their strengths
and weaknesses, and techniques used by spammers to circumvent them.
Email User Guidelines for Preventing Spam
Email users can be less susceptible to spam attacks with a little
education. This document provides information that should be communicated
to every email user in your organization.
Common Tricks
Employed by Spammers
As spam filters evolve to become better and better at identifying
and discarding spam, they force the spammers to develop new tricks
to circumvent the filters. This whitepaper examines some of the
most common tricks employed by spammers to sneak messages through
today’s spam filtering solutions.
Introduction
to Bayesian Filtering
This whitepaper gives a basic explanation of what Bayes’ Formula
is, and how it can be used to keep spam out of your Inbox.
Bayesian
Filtering Example
Bayes’ Formula allows us to determine the probability of an
event occurring based on the probabilities of two or more independent
evidentiary events. This whitepaper provides a mathematical example
of how Bayes' Formula works.
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