This article is the first in a series of articles, which plans to give the reader a bottoms-up introduction to the basics of e-security. The goal of this article is to introduce the reader to the basics of cryptography. Special emphasis will be given to the differences, advantages, and disadvantages of the various methods used in cryptography, without delving too deeply into the mathematical foundations of cryptography.

For more information on Internet security, visit RSA Security’s Web site.