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William, II Easttom, William Chuck Easttom II

Computer Security Fundamentals

Name: Computer Security Fundamentals
Author: William, II Easttom

Paperback Engels 2023 9780137984787

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ONE-VOLUME INTRODUCTION TO COMPUTER SECURITY

Clearly explains core concepts, terminology, challenges, technologies, and skills

Covers today's latest attacks and countermeasures

The perfect beginner's guide for anyone interested in a computer security career

Dr. Chuck Easttom brings together complete coverage of all basic concepts, terminology, and issues, along with all the skills you need to get started. Drawing on 30 years of experience as a security instructor, consultant, and researcher, Easttom helps you take a proactive, realistic approach to assessing threats and implementing countermeasures. Writing clearly and simply, he addresses crucial issues that many introductory security books ignore, while addressing the realities of a world where billions of new devices are Internet-connected.

This guide covers web attacks, hacking, spyware, network defense, security appliances, VPNs, password use, and much more. Its many tips and examples refl ect new industry trends and the state-of-the-art in both attacks and defense. Exercises, projects, and review questions in every chapter help you deepen your understanding and apply all you've learned.

LEARN HOW TO

Identify and prioritize potential threats to your network Use basic networking knowledge to improve security Get inside the minds of hackers, so you can deter their attacks Implement a proven layered approach to network security Resist modern social engineering attacks Defend against today's most common Denial of Service (DoS) attacks Halt viruses, spyware, worms, Trojans, and other malware Prevent problems arising from malfeasance or ignorance Choose the best encryption methods for your organization Compare security technologies, including the latest security appliances Implement security policies that will work in your environment Scan your network for vulnerabilities Evaluate potential security consultants Master basic computer forensics and know what to do if you're attacked Learn how cyberterrorism and information warfare are evolving

Specificaties

ISBN13:9780137984787

Taal:Engels

Bindwijze:Paperback

Uitgever:Pearson Education

Serie:Pearson IT Cybersecurity Curriculum (ITCC)

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Introduction xxix Chapter 1: Introduction to Computer Security 2             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2             How Seriously Should You Take Threats to Network Security?. . . . . . . . . . 4             Identifying Types of Threats.. . . . . . . . . . . . . . . . . . . . . . . . 7             Assessing the Likelihood of an Attack on Your Network.. . . . . . . . . . . . 17             Basic Security Terminology. . . . . . . . . . . . . . . . . . . . . . . . 18             Concepts and Approaches.. . . . . . . . . . . . . . . . . . . . . . . . 21             How Do Legal Issues Impact Network Security?.. . . . . . . . . . . . . . . 24             Online Security Resources.. . . . . . . . . . . . . . . . . . . . . . . . 25             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Chapter 2: Networks and the Internet 34             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34             Network Basics.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 35             How the Internet Works. . . . . . . . . . . . . . . . . . . . . . . . . 43             History of the Internet.. . . . . . . . . . . . . . . . . . . . . . . . . . 50             Basic Network Utilities.. . . . . . . . . . . . . . . . . . . . . . . . . 52             Other Network Devices.. . . . . . . . . . . . . . . . . . . . . . . . . 59             Advanced Network Communications Topics.. . . . . . . . . . . . . . . . 60             Cloud Computing. . . . . . . . . . . . . . . . . . . . . . . . . . . . 61             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 Chapter 3: Cyber Stalking, Fraud, and Abuse 74             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74             How Internet Fraud Works.. . . . . . . . . . . . . . . . . . . . . . . . 75             Identity Theft.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80             Cyber Stalking.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82             Protecting Yourself Against Cybercrime.. . . . . . . . . . . . . . . . . . 91             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Chapter 4: Denial of Service Attacks 106             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106             DoS Attacks.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107             Illustrating an Attack.. . . . . . . . . . . . . . . . . . . . . . . . . . 107             Common Tools Used for DoS Attacks.. . . . . . . . . . . . . . . . . . . 109             DoS Weaknesses.. . . . . . . . . . . . . . . . . . . . . . . . . . . 112             Specific DoS Attacks. . . . . . . . . . . . . . . . . . . . . . . . . . 112             Real-World Examples of DoS Attacks.. . . . . . . . . . . . . . . . . . . 120             How to Defend Against DoS Attacks.. . . . . . . . . . . . . . . . . . . 121             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123 Chapter 5: Malware 130             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130             Viruses.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131             Trojan Horses.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142             The Buffer-Overflow Attack. . . . . . . . . . . . . . . . . . . . . . . 145             Spyware.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146             Other Forms of Malware.. . . . . . . . . . . . . . . . . . . . . . . . 149             Detecting and Eliminating Viruses and Spyware. . . . . . . . . . . . . . . 153             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159 Chapter 6: Techniques Used by Hackers 166             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166             Basic Terminology.. . . . . . . . . . . . . . . . . . . . . . . . . . . 167             The Reconnaissance Phase.. . . . . . . . . . . . . . . . . . . . . . . 167             Actual Attacks.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 177             Malware Creation. . . . . . . . . . . . . . . . . . . . . . . . . . . 184             Penetration Testing.. . . . . . . . . . . . . . . . . . . . . . . . . . 187             The Dark Web. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194 Chapter 7: Industrial Espionage in Cyberspace 200             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200             What Is Industrial Espionage?.. . . . . . . . . . . . . . . . . . . . . . 202             Information as an Asset. . . . . . . . . . . . . . . . . . . . . . . . . 203             Real-World Examples of Industrial Espionage.. . . . . . . . . . . . . . . 205             How Does Espionage Occur?. . . . . . . . . . . . . . . . . . . . . . 207             Protecting Against Industrial Espionage.. . . . . . . . . . . . . . . . . . 212             Trade Secrets.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215             The Industrial Espionage Act.. . . . . . . . . . . . . . . . . . . . . . 218             Spear Phishing.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 219             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220 Chapter 8: Encryption 226             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226             Cryptography Basics.. . . . . . . . . . . . . . . . . . . . . . . . . . 227             History of Encryption.. . . . . . . . . . . . . . . . . . . . . . . . . . 228             Modern Cryptography Methods.. . . . . . . . . . . . . . . . . . . . . 236             Public Key (Asymmetric) Encryption.. . . . . . . . . . . . . . . . . . . 245             PGP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250             Legitimate Versus Fraudulent Encryption Methods.. . . . . . . . . . . . . 251             Digital Signatures. . . . . . . . . . . . . . . . . . . . . . . . . . . 252             Hashing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253             MAC and HMAC.. . . . . . . . . . . . . . . . . . . . . . . . . . . 254             Steganography. . . . . . . . . . . . . . . . . . . . . . . . . . . . 255             Cryptanalysis.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257             Cryptography Used on the Internet.. . . . . . . . . . . . . . . . . . . . 259             Quantum Computing Cryptography. . . . . . . . . . . . . . . . . . . . 259             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261 Chapter 9: Computer Security Technology 268             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268             Virus Scanners.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 269             Firewalls.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272             Antispyware.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278             IDSs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279             Digital Certificates.. . . . . . . . . . . . . . . . . . . . . . . . . . . 292             SSL/TLS.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293             Virtual Private Networks.. . . . . . . . . . . . . . . . . . . . . . . . 296             Wi-Fi Security. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299 Chapter 10: Security Policies 304             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304             What Is a Policy?.. . . . . . . . . . . . . . . . . . . . . . . . . . . 305             Important Standards.. . . . . . . . . . . . . . . . . . . . . . . . . . 305             Defining User Policies.. . . . . . . . . . . . . . . . . . . . . . . . . 308             Defining System Administration Policies.. . . . . . . . . . . . . . . . . . 316             Security Breaches.. . . . . . . . . . . . . . . . . . . . . . . . . . . 319             Defining Access Control.. . . . . . . . . . . . . . . . . . . . . . . . 321             Development Policies.. . . . . . . . . . . . . . . . . . . . . . . . . 322             Standards, Guidelines, and Procedures.. . . . . . . . . . . . . . . . . . 323             Disaster Recovery.. . . . . . . . . . . . . . . . . . . . . . . . . . . 324             Zero Trust.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327             Important Laws.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 328             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330 Chapter 11: Network Scanning and Vulnerability Scanning 336             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336             Basics of Assessing a System.. . . . . . . . . . . . . . . . . . . . . . 337             Securing Computer Systems.. . . . . . . . . . . . . . . . . . . . . . 346             Scanning Your Network. . . . . . . . . . . . . . . . . . . . . . . . . 352             Testing and Scanning Standards.. . . . . . . . . . . . . . . . . . . . . 363             Getting Professional Help.. . . . . . . . . . . . . . . . . . . . . . . . 366             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369 Chapter 12: Cyber Terrorism and Information Warfare 378             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 378             Actual Cases of Cyber Terrorism.. . . . . . . . . . . . . . . . . . . . . 379             Weapons of Cyber Warfare.. . . . . . . . . . . . . . . . . . . . . . . 382             Economic Attacks.. . . . . . . . . . . . . . . . . . . . . . . . . . . 384             Military Operations Attacks. . . . . . . . . . . . . . . . . . . . . . . 386             General Attacks.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 387             Supervisory Control and Data Acquisitions (SCADA).. . . . . . . . . . . . . 387             Information Warfare.. . . . . . . . . . . . . . . . . . . . . . . . . . 388             Actual Cases of Cyber Terrorism.. . . . . . . . . . . . . . . . . . . . . 391             Future Trends.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 395             Defense Against Cyber Terrorism.. . . . . . . . . . . . . . . . . . . . . 399             Terrorist Recruiting and Communication.. . . . . . . . . . . . . . . . . . 399             TOR and the Dark Web.. . . . . . . . . . . . . . . . . . . . . . . . . 400             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 402 Chapter 13: Cyber Detective 408             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 408             General Searches. . . . . . . . . . . . . . . . . . . . . . . . . . . 410             Company Searches.. . . . . . . . . . . . . . . . . . . . . . . . . . 413             Court Records and Criminal Checks.. . . . . . . . . . . . . . . . . . . 413             Usenet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 417             Google.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 418             Maltego. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 418             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 421 Chapter 14: Introduction to Forensics 426             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 426             General Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . 427             Finding Evidence on a PC. . . . . . . . . . . . . . . . . . . . . . . . 440             Finding Evidence in System Logs.. . . . . . . . . . . . . . . . . . . . 441             Getting Back Deleted Files.. . . . . . . . . . . . . . . . . . . . . . . 442             Operating System Utilities. . . . . . . . . . . . . . . . . . . . . . . . 445             The Windows Registry. . . . . . . . . . . . . . . . . . . . . . . . . 447             Mobile Forensics: Cell Phone Concepts.. . . . . . . . . . . . . . . . . . 452             The Need for Forensic Certification.. . . . . . . . . . . . . . . . . . . . 457             Expert Witnesses.. . . . . . . . . . . . . . . . . . . . . . . . . . . 458             Additional Types of Forensics.. . . . . . . . . . . . . . . . . . . . . . 459             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 463 Chapter 15: Cybersecurity Engineering 466             Introduction.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 466             Defining Cybersecurity Engineering.. . . . . . . . . . . . . . . . . . . . 467             Standards.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475             SecML. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 480             Modeling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 489             Summary.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 491 Glossary 494 Appendix A: Resources 500 Appendix B: Answers to the Multiple Choice Questions 502   9780137984787, TOC, 12/6/2022

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