Overview

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Delve into the practical aspects of security testing across networks, systems, and applications, focusing on identifying vulnerabilities and implementing effective countermeasures. This course provides hands-on knowledge for assessing and strengthening organizational defenses. Learners will gain in-depth knowledge of security testing techniques for network infrastructure, wireless environments, mobile devices, and major operating systems such as Windows, Linux, and macOS. The course also covers security considerations for email systems, web applications, and databases, equipping learners to recognize and address a wide range of threats. By completing this course, you will be able to conduct thorough assessments and recommend targeted improvements for diverse IT environments. The course presents practical testing strategies and countermeasures, using real-world examples to illustrate common vulnerabilities and their mitigation. Learners progress through a structured exploration of different technology domains, building confidence in applying security concepts to varied systems and applications. This course is part two of a three-course Specialization designed to build a complete and cohesive understanding of the subject. While it offers valuable skills on its own, you'll gain the most benefit by progressing through all three courses as a structured learning journey. This course is based on Hacking For Dummies, by Kevin Beaver. From Hacking For Dummies Copyright © 2026 by John Wiley & Sons, Inc. All rights reserved, including rights for text and data mining and training of artificial technologies or similar technologies. Used by arrangement with John Wiley & Sons, Inc.

Syllabus

Network Infrastructure Systems
- This module covers essential network security practices, including vulnerability scanning, firewall rule analysis, and countermeasure implementation. Learners will gain hands-on knowledge of tools and techniques to detect and mitigate common network threats such as ARP spoofing, DoS attacks, and SNMP vulnerabilities. The module also emphasizes securing network devices like routers, switches, and firewalls.
Wireless Networks
- This module covers the key aspects of securing wireless networks, including identifying common vulnerabilities such as WPS flaws and encrypted traffic risks, understanding various types of wireless attacks like DoS and MAC spoofing, and learning effective countermeasures such as using WPA3 and wireless intrusion prevention systems.
Mobile Devices
- This module explores the security challenges associated with mobile devices, including common vulnerabilities, password cracking techniques, and practical countermeasures. Learners will gain an understanding of how to protect enterprise networks through strong password policies and encryption technologies.
Windows
- This module covers essential aspects of Windows security, including vulnerability assessment, tool selection, and exploit methods. Learners will gain skills in identifying and mitigating security risks, analyzing network vulnerabilities, and applying defensive strategies to protect Windows systems.
Linux and macOS
- This module covers essential techniques for securing Linux and macOS systems through vulnerability scanning, service analysis, and configuration hardening. Learners will gain practical knowledge on identifying and mitigating common security risks, as well as implementing countermeasures to strengthen system integrity.
Email Systems
- This module explores common vulnerabilities in email systems, how to identify and implement countermeasures, and best practices for securing email infrastructure. Learners will gain insights into real-world security risks and practical methods for reducing threats.
Web Applications and Mobile Apps
- This module provides a comprehensive overview of web and mobile application security, covering common vulnerabilities such as SQL injection, directory traversal, and input attacks. It also explores practical countermeasures to protect web systems and emphasizes the importance of secure coding practices and source code analysis.
Databases and Storage Systems
- This module explores the vulnerabilities in databases and storage systems, teaching learners how to identify security risks, implement secure practices, and apply mitigation strategies to protect sensitive data in both local and cloud environments.