Fundamentals of Information Systems Security

Chapter 11. Malicious Code and Activity

MALICIOUS CODE OR SOFTWARE is a threat to any Internet-connected device or computer. You have already learned about the basics of malicious software in earlier chapters. In this chapter, you'll learn more of how malicious code operates and how you can combat it. Simply put, malicious software is any program that carries out actions that you, as the computer user, do not intend. Often, the goal of malicious software is to cause harm to your system. Malicious software moves through the Internet much as a snake slithers through grass. Attackers use malicious software, or malware, to steal passwords, steal confidential information, delete information from your system, or even reformat hard drives. Unfortunately, ...