Targeted email attacks to enable computer network exploitation have become more prevalent, more insidious, and more widely documented in recent years. Beyond nuisance spam or phishing designed to trick users into revealing personal information, targeted malicious email (TME) facilitates computer network exploitation and the gathering of sensitive…

Discusses the Internet and how it works, beginning with its origins in the U.S. military and covering such issues as clients and servers, upload and download, and the World Wide Web. (Author/PVD)