The most important element of safe computer usage is knowledge. The following topics relate to various aspects of maintaining a safe computing environment.

Malicious programs, or malware, are becoming more and more commonplace as the Internet becomes more pervasive, so it's important to know how to prevent them from causing you problems.

Protecting your data can be important if privacy is an issue, especially for confidential documents.

Dealing with spam email can be a chore, but there are ways to make it simpler (one of these is Postini, HMC's email filtering service).