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CEH Certified Ethical Hacker All-in-One Exam Guide by Matt Walker

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CHAPTER 4

Scanning and Enumeration

In this chapter you will learn about

• Describing the CEH scanning methodology, scan types, and the objectives of scanning

• Describing the use of various scanning and enumeration tools

• Describing scan types, such as ping sweep, SYN, Stealth, XMAS, NULL, and many more

• Describing TCP communication (three-way handshake and flag types)

• Understanding OS fingerprinting through banner grabbing

• Listing scanning countermeasures

• Understanding enumeration and its techniques

• Describing NULL sessions and its countermeasures

• Describing SNMP enumeration and their countermeasures

• Describing the steps involved ...

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