《电子商务英语》（英文版）Chapter 11 E-Commerce Security

EXhibit 11.2 Using Zombies in a Distributed Denial-of-Service Attack Computer Zombies Academic Home Government Computer Computer Computer Academic SP Computer Computer Target System Electronic Commerc Prentice Hall 2006

Electronic Commerce Prentice Hall © 2006 16 Exhibit 11.2 Using Zombies in a Distributed Denial-of-Service Attack

Types of Threats and Attacks malware A generic term for malicious software a number of factors have contributed to the overall increase in malicious code. Among these factors the following are paramount Mixing data and executable instructions Increasingly homogenous computing environments Unprecedented connectivity Larger clueless user base Electronic Commerc Prentice Hall 2006

Electronic Commerce Prentice Hall © 2006 17 Types of Threats and Attacks malware A generic term for malicious software • A number of factors have contributed to the overall increase in malicious code. Among these factors, the following are paramount: – Mixing data and executable instructions – Increasingly homogenous computing environments – Unprecedented connectivity – Larger clueless user base