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Cyber Defense. Best Practices for Digital Safety. Edition No. 1

  • Book

  • 416 Pages
  • July 2025
  • John Wiley and Sons Ltd
  • ID: 6051604
Practical and theoretical guide to understanding cyber hygiene, equipping readers with the tools to implement and maintain digital security practices

Cyber Defense is a comprehensive cyber-hygiene guide that provides an in-depth exploration of essential practices to secure one's digital life. The book begins with an introduction to cyber hygiene, emphasizing its importance and the foundational concepts necessary for maintaining digital security. It then dives into financial security, detailing methods for protecting financial accounts, monitoring transactions, and compartmentalizing accounts to minimize risks. Password management and multifactor authentication are covered, offering strategies for creating strong passwords, using password managers, and enabling multifactor authentication.

With a discussion on secure internet browsing practices, techniques to avoid phishing attacks, and safe web browsing, this book provides email security guidelines for recognizing scams and securing email accounts. Protecting personal devices is discussed, focusing on smartphones, tablets, laptops, IoT devices, and app store security issues. Home network security is explored, with advice on securing home networks, firewalls, and Wi-Fi settings. Each chapter includes recommendations for success, offering practical steps to mitigate risks.

Topics covered in Cyber Defense include: - Data protection and privacy, providing insights into encrypting information and managing personal data - Backup and recovery strategies, including using personal cloud storage services. - Social media safety, highlighting best practices, and the challenges of AI voice and video - Actionable recommendations on protecting your finances from criminals - Endpoint protection, ransomware, and malware protection strategies, alongside legal and ethical considerations, including when and how to report cyber incidents to law enforcement

Cyber Defense is an essential guide for anyone, including business owners and managers of small and medium-sized enterprises, IT staff and support teams, and students studying cybersecurity, information technology, or related fields.

Table of Contents

Contents
Chapter 1: Why Cyber Safety Matters Today9
The Rise of Digital Connectivity10
The Expanding Threat Landscape12
Personal Implications of Cyber Insecurity15
The Importance of Proactive Cyber Safety18
Adopting Safe Online Proactices20
Recommendations23
Chapter Conclusion25
Chapter Questions26
Chapter 2: Understanding Cyber Safety in the Digital Age29
Defining Cyber Safety and Security30
Fundamentals of Digital Literacy33
Developing Critical Thinking Skills Online35
The Human Element in Cybersecurity38
Recommendations42
Chapter Conclusion43
Chapter Questions44
Chapter 3: Understanding and Preventing Identity Theft47
What is Identity Theft?48
Recognizing Signs of Identity Theft51
Understanding Data Breaches55
Preventing Identity Theft58
Responding to Identity Theft and Data Breaches62
Recommendations66
Chapter Conclusion68
Chapter Questions69
Chapter 4: Protecting Your Accounts with Strong Passwords and MFA72
The Importance of Strong Passwords72
Creating and Managing Strong Passwords76
Understanding Multi-Factor Authentication (MFA)78
Advanced Account Security Measures80
Protecting Business and Shared Accounts83
Recommendations86
Chapter Conclusion87
Chapter Questions88
Chapter 5: Email Security Best Practices91
Understanding Email Threats92
Recognizing and Avoiding Phishing Attempts95
Securing Your Email Accounts99
Safe Email Practices102
Professional Email Etiquette and Security105
Recommendations108
Chapter Conclusion110
Chapter Questions110
Chapter 6: Managing Your Digital Footprint and Online Reputation114
Understanding Your Digital Footprint115
Monitoring and Controlling Your Online Presence118
Building a Positive Online Reputation120
Privacy Considerations123
Future Implications of Your Digital Footprint125
Recommendations127
Chapter Conclusion129
Chapter Questions130
Chapter 7: Safe and Professional Use of Social Media133
Navigating Social Media Platforms Securely133
Protecting Personal Information136
Professional Conduct on Social Media139
Dealing with Social Media Threats141
Leveraging Social Media Safely143
Recommendations145
Chapter Conclusion147
Chapter Questions148
Chapter 8: Dealing with Cyberbullying and Online Harassment152
Understanding Cyberbullying and Harassment153
Recognizing Signs of Cyberbullying155
Strategies for Victims158
Preventing Cyberbullying160
Supporting Others and Advocacy163
Recommendations166
Chapter Conclusion167
Chapter Questions168
Chapter 9: Children's Online Safety and Parental Controls171
The Digital World of Children and Teens172
Communicating with Children About Cyber Safety175
Implementing Parental Controls and Monitoring177
Educating Children on Safe Online Practices180
Collaborating with Schools and Communities183
Recommendations185
Chapter Conclusion187
Chapter Questions188
Chapter 10: Avoiding Online Scams and Social Engineering Tricks192
Understanding Social Engineering193
Common Online Scams195
Recognizing Red Flags199
Protecting Yourself from Scams202
Educating Others and Staying Informed206
Recommendations208
Chapter Conclusion210
Chapter Questions210
Chapter 11: Using AI Securely and Protecting Your Privacy214
The Role of AI in Everyday Life215
Privacy Concerns with AI Technologies218
Secure Use of AI-Powered Devices and Services221
Protecting Personal Data in the Age of AI224
Preparing for Future AI Developments228
Recommendations230
Chapter Conclusion232
Chapter Questions233
Chapter 12: Securing Your Devices and Wearables236
Mobile Device Security Essentials237
Protecting Against Mobile Malware240
Securing Wearable Devices242
Physical Security and Theft Prevention245
Disposal and Recycling of Devices248
Recommendations251
Chapter Conclusion253
Chapter Questions254
Chapter 13: Managing Software and App Security on All Devices257
Importance of Software Security258
Safe Installation and Use of Applications261
Configuration and Hardening of Software263
Application Whitelisting and Blacklisting266
Responding to Software Vulnerabilities270
Recommendations272
Chapter Conclusion274
Chapter Questions275
Chapter 14: Defending Yourself Against Ransomware and Malware278
Understanding Malware and Ransomware279
Preventing Malware Infections283
Recognizing Signs of Infection286
Responding to a Malware Attack290
Mitigating the Impact of Ransomware292
Recommendations295
Chapter Conclusion296
Chapter Questions297
Chapter 15: How to Stay Safe While Browsing the Internet301
Secure Browsing Practices302
Avoiding Malicious Websites and Content305
Protecting Personal Information Online308
Mental Health and Digital Well-being312
Safe Participation in Online Communities314
Recommendations317
Chapter Conclusion318
Chapter Questions319
Chapter 16: Network Security322
Securing Your Home Network323
Protecting Internet of Things (IoT) Devices326
Safe Use of Public Wi-Fi Networks328
Encryption and VPNs330
Cybersecurity for Remote Work and Home Offices333
Securing Online Gaming and Virtual Reality Platforms336
Recommendations339
Chapter Conclusion340
Chapter Questions341
Chapter 17: Safeguarding Your Financial Assets and Secure Online Transactions345
Secure Online Banking Practices346
Safe Online Shopping349
Protecting Against Financial Fraud352
Understanding Cryptocurrency Security356
Planning for Financial Security359
Recommendations361
Chapter Conclusion362
Chapter Questions363
Chapter 18: Protecting Your Data: Backups, Cloud Storage, and Disaster Recovery367
Importance of Data Protection368
Effective Backup Strategies371
Secure Use of Cloud Storage373
Disaster Recovery Planning376
Data Disposal and Destruction379
Recommendations381
Chapter Conclusion382
Chapter Questions384
Chapter 19: Cyber Crimes and How to Report Them387
Understanding Cyber Crimes388
Recognizing When You're a Victim391
Reporting Cyber Crimes394
The Investigation and Legal Process398
Preventing Future Incidents400
Recommendations402
Chapter Conclusion404
Chapter Questions405
Chapter 20: Preparing for Emerging Cyber Threats408
Emerging Cyber Threats409
AI and Machine Learning in Cybersecurity411
Adapting Security Practices415
Personal Strategies for Future-Proofing Security418
The Role of Individuals in Shaping Cybersecurity421
Recommendations424
Chapter Conclusion425
Chapter Questions426
Chapter 21: Teaching and Empowering Others in Cyber Safety429
Sharing Knowledge and Resources430
Encouraging Safe Practices in the Workplace433
Supporting Friends and Family436
Mentoring and Community Involvement439
Continuing the Journey of Cyber Safety441
Recommendations443
Chapter Conclusion445
Chapter Questions446
Appendix - Answers to Chapter Questions449
Chapter 1449
Chapter 2452
Chapter 3454
Chapter 4456
Chapter 5459
Chapter 6462
Chapter 7465
Chapter 8468
Chapter 9470
Chapter 10472
Chapter 11474
Chapter 12476
Chapter 13478
Chapter 14480
Chapter 15482
Chapter 16484
Chapter 17486
Chapter 18488
Chapter 19490
Chapter 20492
Chapter 21494
Glossary496

Authors

Jason Edwards Birkbeck, University of London, UK.