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During the past 10 years, several technological trends have emerged that significantly and positively affected today's world. Two in particular are noteworthy: the apparently unbounded desire to network any and all devices and deployment of Microsoft's operating systems in everything from consumer PCs and business servers to embedded devices. We could well see the telecommunications boom; the rise of the Internet, and the rush to connect everything to it as one of humanity's milestones, not far removed from, that of the invention of the telephone or telegraph. Computer networking, over the Internet, particularly, has democratized the publishing of information, made massive amounts of information and services accessible to the general public, and enabled new business models. But everything has a dark side. Along with its benefits, the Internet has brought about such things as cybercrime, computer worms, online fraud, spam, and denial-of-service attacks, among other online unpleasantness. This down side is considered in the article.