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Chapter 1. Stealing Candy from a Baby Ho... > Pick a Number Between 1 and 100

Pick a Number Between 1 and 100

If you view any large sampling of email addresses, you can quickly see that people follow certain patterns for choosing their email addresses. When you narrow the focus to a particular business or organization, often the pattern is one that's enforced as a matter of policy. When email addresses follow a set pattern, they can often be gleaned not by clever hacking or inadvertent exposure, but simply by guessing.

For example, a company that uses first initial and last name as its email address convention will find that spammers gleaning valid email addresses is easy. A simple run through the alphabet with common last names yields many valid hits:


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