Overview

Welcome to today’s most useful and practical one-volume introduction to computer security. Chuck Easttom brings together up-to-the-minute coverage of all basic concepts, terminology, and issues, along with all the skills you need to get started in the field. Drawing on his extensive experience as a security instructor and consultant, Easttom thoroughly covers core topics, such as vulnerability assessment, virus attacks, hacking, spyware, network defense, passwords, firewalls, VPNs, and intrusion detection. ...

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Computer Security Fundamentals

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Overview

Welcome to today’s most useful and practical one-volume introduction to computer security. Chuck Easttom brings together up-to-the-minute coverage of all basic concepts, terminology, and issues, along with all the skills you need to get started in the field. Drawing on his extensive experience as a security instructor and consultant, Easttom thoroughly covers core topics, such as vulnerability assessment, virus attacks, hacking, spyware, network defense, passwords, firewalls, VPNs, and intrusion detection. Writing clearly and simply, he fully addresses crucial issues that many introductory security books ignore, from industrial espionage to cyberbullying.

Computer Security Fundamentals, Second Edition is packed with tips and examples, all extensively updated for the state-of-the-art in both attacks and defense. Each chapter offers exercises, projects, and review questions designed to deepen your understanding and help you apply all you’ve learned. Whether you’re a student, a system or network administrator, a manager, or a law enforcement professional, this book will help you protect your systems and data and expand your career options.

Learn how to

  • Identify the worst threats to your network and assess your risks
  • Get inside the minds of hackers, so you can prevent their attacks
  • Implement a proven layered approach to network security
  • Use basic networking knowledge to improve security
  • Resist the full spectrum of Internet-based scams and frauds
  • Defend against today’s most common Denial of Service (DoS) attacks
  • Prevent attacks by viruses, spyware, and other malware
  • Protect against low-tech social engineering attacks
  • Choose the best encryption methods for your organization
  • Select firewalls and other security technologies
  • Implement security policies that will work in your environment
  • Scan your network for vulnerabilities
  • Evaluate potential security consultants
  • Understand cyberterrorism and information warfare
  • Master basic computer forensics and know what to do after you’re attacked
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Product Details

  • ISBN-13: 9780132828321
  • Publisher: Pearson Education
  • Publication date: 12/23/2011
  • Sold by: Barnes & Noble
  • Format: eBook
  • Edition number: 2
  • Pages: 550
  • Sales rank: 442,139
  • File size: 18 MB
  • Note: This product may take a few minutes to download.

Meet the Author

Chuck Easttom has been in the IT industry for many years working in all aspects including network administration, software engineering, and IT managementFor the past 10 years he has been parttime teaching at colleges and doing corporate trainingFor the past 7 years, he has also been an independent consultant working with a variety of companies and serving as an expert consultant/witness in various computer casesChuck holds more than 28 different IT industry certifications, including the CISSP, ISSAP, Certified Ethical Hacker, Certified Hacking Forensics Investigator, EC Council Certified Security Administrator, and EC Council Certified InstructorHe has served as a subject matter expert for the Computer Technology Industry Association (CompTIA) in the development or revision of four of their certification tests, including the initial creation of their Security+ certification. Most recently he worked with the EC Council to develop their new advanced cryptography course, which he is teaching around the world.

In addition to this book, Chuck has authored 12 other titles on topics such as computer security, web development, programming, Linux, and computer crimeChuck also is a frequent guest speaker for computer groups, discussing computer securityYou can reach Chuck at his website chuckeasttom.com or by email at chuck@chuckeasttom.com

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Table of Contents

Introduction 1

Chapter 1: Introduction to Computer Security

Introduction

How Seriously Should You Take Threats to Network Security?

Identifying Types of Threats

Malware

Compromising System Security

Denial of Service Attacks

Web Attacks

Session Hijacking

DNS Poisoning

Assessing the Likelihood of an Attack on Your Network

Basic Security Terminology

Hacker Slang

Professional Terms

Concepts and Approaches

How Do Legal Issues Impact Network Security?

Online Security Resources

CERT

Microsoft Security Advisor

F-Secure

SANS Institute

Summary

Test Your Skills

Chapter 2: Networks and the Internet

Introduction

Network Basics

The Physical Connection: Local Networks

Faster Connection Speeds

Data Transmission

How the Internet Works

IP Addresses

CIDR

Uniform Resource Locators

History of the Internet

Basic Network Utilities

IPConfig

Ping

Tracert

Other Network Devices

Advanced Network Communications Topics

The OSI Model

Media Access Control (MAC) Addresses

Summary

Test Your Skills

Chapter 3: Cyber Stalking, Fraud, and Abuse

Introduction

How Internet Fraud Works

Investment Offers

Auction Frauds

Identity Theft

Phishing

Cyber Stalking

Laws about Internet Fraud

Protecting Yourself against Cyber Crime

Protecting against Investment Fraud

Protecting against Identity Theft

Secure Browser Settings

Summary

Test Your Skills

Chapter Footnotes

Chapter 4: Denial of Service Attacks

Introduction

Denial of Service

Illustrating an Attack

Common Tools Used for DoS

DoS Weaknesses

Specific DoS Attacks

Land Attack

Distributed Denial of Service (DDoS)

Summary

Test Your Skills

Chapter 5: Malware

Introduction

Viruses

How a Virus Spreads

Recent Virus Examples

W32/Netsky-P

Troj/Invo-Zip

MacDefender

The Sobig Virus

The Mimail Virus

The Bagle Virus

A Nonvirus Virus

Rules for Avoiding Viruses

Trojan Horses .

The Buffer-Overflow Attack

The Sasser Virus/Buffer Overflow

Spyware

Legal Uses of Spyware

How Is Spyware Delivered to a Target System?

Obtaining Spyware Software

Other Forms of Malware

Rootkit

Malicious Web-Based Code

Logic Bombs

Spam

Detecting and Eliminating Viruses and Spyware

Antivirus Software

Antispyware Software

Summary

Test Your Skills

Chapter 6: Techniques Used by Hackers

Introduction

Basic Terminology

The Reconnaissance Phase

Passive Scanning Techniques

Active Scanning Techniques

Actual Attacks

SQL Script Injection

Cross-Site Scripting

Password Cracking

Summary

Test Your Skills

Chapter 7: Industrial Espionage in Cyberspace

Introduction

What Is Industrial Espionage?

Information as an Asset

Real-World Examples of Industrial Espionage

Example 1: VIA Technology

Example 2: General Motors

Example 3: Interactive Television Technologies, Inc.

Example 4: Bloomberg, Inc

Example 5: Avant Software

Industrial Espionage and You

How Does Espionage Occur?

Low-Tech Industrial Espionage

Spyware Used in Industrial Espionage

Steganography Used in Industrial Espionage

Phone Taps and Bugs

Protecting against Industrial Espionage

Industrial Espionage Act

Spear Phishing

Summary

Test Your Skills

Chapter 8: Encryption

Introduction

Cryptography Basics

History of Encryption

The Caesar Cipher

Multi-Alphabet Substitution

Binary Operations

Modern Methods

Single-Key (Symmetric) Encryption

Public Key (Asymmetric) Encryption

Legitimate Versus Fraudulent Encryption Methods

Digital Signatures

Hashing

Authentication

Encryptions Used in Internet

Virtual Private Networks

PPTP

L2TP

IPsec

Summary

Test Your Skills

Chapter 9: Computer Security Software

Introduction

Virus Scanners

How Does a Virus Scanner Work?

Virus-Scanning Techniques

Commercial Antivirus Software

Firewalls

Benefits and Limitation of Firewalls

Firewall Types and Components

How Firewalls Examine Packets

Firewall Configurations

Commercial and Free Firewall Products

Firewall Logs

Antispyware

Intrusion-Detection Software

IDS Categorization

IDS Approaches

Snort

Honey Pots

Other Preemptive Techniques

Summary

Test Your Skills

Chapter 10: Security Policies

Introduction

What Is a Policy

Defining User Policies

Passwords

Internet Use

Email Usage

Installing/Uninstalling Software

Instant Messaging

Desktop Configuration

Final Thoughts on User Policies

Defining System Administration Policies

New Employees

Departing Employees

Change Requests

Security Breaches

Virus Infection

Denial of Service Attacks

Intrusion by a Hacker

Defining Access Control

Developmental Policies

Standards, Guidelines, and Procedures

Summary

Test Your Skills

Chapter 11: Network Scanning and Vulnerability Scanning

Introduction

Basics of Assessing a System

Patch

Ports

Protect

Policies

Probe

Physical

Securing Computer Systems

Securing an Individual Workstation

Securing a Server

Securing a Network

Scanning Your Network

MBSA

NESSUS

Getting Professional Help

Summary

Test Your Skills

Chapter 12: Cyber Terrorism and Information Warfare

Introduction

Actual Cases of Cyber Terrorism

China Eagle Union

Economic Attacks

Military Operations Attacks

General Attacks

Supervisory Control and Data Acquisitions

Information Warfare

Propaganda

Information Control

Disinformation

Actual Cases

Future Trends

Positive Trends

Negative Trends

Defense against Cyber Terrorism

Summary

Test Your Skills

Chapter 13: Cyber Detective

Introduction

General Searches

Court Records and Criminal Checks

Sex Offender Registries

Civil Court Records

Other Resources

Usenet

Summary

Test Your Skills

Chapter 14: Introduction to Forensics

Introduction

General Guidelines

Don’t Touch the Suspect Drive

Document Trail

Secure the Evidence

FBI Forensics Guidelines

Finding Evidence on the PC

Finding Evidence in the Browser

Finding Evidence in System Logs

Windows Logs

Linux Logs

Getting Back Deleted Files

Operating System Utilities

Net Sessions

Openfiles

Fc

Netstat

The Windows Registry

Summary

Test Your Skills

Appendix A: Glossary

Appendix B: Resources

General Computer Crime and Cyber Terrorism

General Knowledge

Cyber Stalking

Identity Theft

Port Scanners and Sniffers

Password Crackers

Countermeasures

Spyware

Counter Spyware

Cyber Investigation Tools

General Tools

Virus Research

9780789748904 TOC 12/6/2011

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