Wireshark 2 Quick Start Guide电子书

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Wireshark 2 Quick Start Guide

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Preface

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What this book covers

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Installing Wireshark

Introduction to Wireshark

Why use Wireshark?

The installation process

Troubleshooting common installation errors

A brief overview of the TCP/IP model

The layers in the TCP/IP model

Summary

Introduction to Wireshark and Packet Analysis

What is Wireshark?

How Wireshark works

An introduction to packet analysis with Wireshark

How to do packet analysis

Capturing methodologies

Hub-based networks

The switched environment

ARP poisoning

Passing through routers

The Wireshark GUI

Starting our first capture

Summary

Filtering Our Way in Wireshark

Introducing filters

Capture filters

Why use capture filters

How to use capture filters

An example capture filter

Display filters

Retaining filters for later use

Searching for packets using the Find dialog

Colorize traffic

Create new Wireshark profiles

Summary

Analyzing Application Layer Protocols

Domain Name System (DNS)

Dissecting a DNS packet

Dissecting DNS query/response

File transfer protocol

Dissecting FTP communication packets

Hypertext Transfer Protocol (HTTP)

How request/response works

Request

Response

Simple Mail Transfer Protocol (SMTP)

Dissecting SMTP communication packets

Session Initiation Protocol (SIP) and Voice Over Internet Protocol(VOIP)

Reassembling packets for playback

Decrypting encrypted traffic (SSL/TLS)

Summary

Analyzing the Transport Layer Protocols TCP/UDP

The transmission control protocol

Understanding the TCP header and its various flags

How TCP communicates

How it works

How sequence numbers are generated and managed

RST (reset) packets

Unusual TCP traffic

The User Datagram Protocol

The UDP header

How it works

The DHCP

The TFTP

Unusual UDP traffic

Summary

Network Security Packet Analysis

Information gathering

PING sweep

Half-open scan (SYN)

OS fingerprinting

ARP poisoning

Analysing brute force attacks

Inspecting malicious traffic (malware)

Summary

Analyzing Traffic in Thin Air

Understanding IEEE 802.11

Various modes in wireless communications

Usual and unusual wireless traffic

WPA Enterprise

Decrypting wireless network traffic

Summary

Mastering the Advanced Features of Wireshark

The Statistics menu

Using the Statistics menu

Protocol Hierarchy

Conversations

Endpoints

Follow TCP Streams

Command line-fu

Summary

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