Computer Security Essentials

From the first cable to a secure network across the world. The Essentials of Computer Networking takes you from a single copper pair all the way to a secure, working network—one clear step at a time. No prior experience required. This fully revised Second Edition is now completely illustrated, with 80+ detailed diagrams that make every concept visible: cable cutaways, the OSI stack, subnetting worked out on the page, packet exchanges, and network topologies. Whether you're starting an IT career, preparing for a certification, or finally connecting the dots on how networks really work, ...

The CompTIA Security+ certification provides a foundational understanding of cybersecurity principles and practices, covering the essential knowledge and skills needed to secure networks, systems, and data. The certification is vendor-neutral and is often recommended as an entry-level credential for IT security professionals.

3 Books in 1 Would you like to learn more about the World of Hacking and Linux? Then keep reading... Included in this book collection are: N. 1 Hacking for Beginners: A Step by Step Guide to Learn How to Hack Websites, Smartphones, Wireless Networks, Work with Social Engineering, Complete a Penetration Test, and Keep Your Computer Safe N. 2 Linux for Beginners: A Step-by-Step Guide to learn architecture, installation, configuration, basic functions, command line and all the essentials of Linux, including manipulating and editing files N. 3 Hacking with Kali Linux: A Step by Step Guide with ...

If you want to avoid getting hacked, having your information spread, and discover the world of ethical hacking then pay attention.... Two manuscripts in one audiobook: Cybersecurity: An Essential Guide to Computer and Cyber Security for Beginners, Including Ethical Hacking, Risk Assessment, Social Engineering, Attack and Defense Strategies, and Cyber-Warfare, Ethical Hacking: The Ultimate Beginner’s Guide to Using Penetration Testing to Audit and Improve the Cyber-Security of Computer Networks, Including Tips on Social Engineering.

If you want to avoid getting hacked, having your information spread, and risking financial loss, then pay attention.... Do you create tons of accounts you will never again visit? Does your password contain a sequence of numbers, such as “123456”? Do you automatically click all links and download all email attachments coming from your friends? This audiobook will show you just how incredibly lucky you are that nobody's hacked you before.

Unlock the skills of a professional penetration tester and discover how to identify and close the same security gaps hackers look for every day. Penetration PEN Testing Like a Pro gives you a complete, practical roadmap for mastering both software and hardware testing techniques. Inside, you’ll find 50 essential skills and workflows that cover everything from network scanning and wireless testing to web application security, social engineering, and cloud assessments. Each skill is explained in plain language, with step-by-step methods that make even advanced concepts clear and easy to ...

Defend Your Data is a practical guide for anyone who wants to feel more confident and secure in the digital world. It walks you through the threats most people face today, why they work, and how to defend yourself with simple habits that make a real difference. You’ll learn how phishing, malware, ransomware, and social-engineering attacks actually unfold, and what steps you can take to protect your devices, accounts, home network, and personal information. The book breaks down complex ideas in a way that feels approachable, even if you don’t work in technology.

Every year, thousands of computer systems in the UK are compromised. The majority fall victim to easily preventable cyberattacks, carried out with tools that are freely available on the Internet. Cyber Essentials is the UK government's reaction to the proliferation of these attacks. It requires that organizations put basic security measures in place, enabling them to reliably counter the most common tactics employed by cybercriminals. This guide explains how to achieve certification to Cyber Essentials in a fast, effective, and cost-effective manner.

Cybersecurity experts agree: No one security measure is foolproof to defend against attacks. Ransomware is a new threat. It comes from nowhere and can potentially lock you out of your data and applications until a ransom is paid, making it difficult to recover. These cybercriminals are extremely skilled and motivated. They want to access as much confidential personal information as possible. Security specialists recommend using every tool at your disposal, including draconian measures like backups, encrypting data files, redacting sensitive information on your devices and firewalls.

Welcome to Crafting Your Cybersecurity Career from Cyberafi! This book is designed for anyone interested in starting a career in cybersecurity, whether you're a recent graduate, experienced professional, or simply want to learn more about this exciting field. Our goal is to provide you with the knowledge and resources you need to accelerate your journey to a lucrative six-figure cybersecurity career.