Название: Cost-Effective Cybersecurity: A Multi-Tiered Defense Framework with Open-Source Solutions
Автор: Hassan Jalil Hadi, Muhammad Khurram Khan, Naveed Ahmad, Rehana Yasmin
Издательство: Springer
Серия: Digital Privacy and Security
Год: 2026
Страниц: 275
Язык: английский
Формат: pdf (true), epub
Размер: 77.0 MB

This book presents a comprehensive, research-driven framework for implementing cost-effective cybersecurity solutions through the integration of open-source security tools within a structured, multi-tiered defense model. Addressing the growing challenge of cybersecurity affordability, particularly for SMEs, educational institutions, and resource-constrained organizations, it offers a systematic approach to mitigating threats while ensuring scalability and resilience. The book provides empirical evaluations of security tools, real-world deployment insights, and practical implementation strategies, bridging the gap between theoretical cybersecurity principles and actionable solutions. By incorporating technical, economic, and strategic perspectives, it equips cybersecurity professionals, IT administrators, researchers, and policymakers with the knowledge to enhance security postures without incurring prohibitive costs. This publication stands out by offering a structured defense model, performance benchmarking of open-source solutions, and a forward-looking analysis of emerging threats, making it an essential resource for advancing cybersecurity resilience in financially constrained environments.

In the digital era, cybersecurity has become essential for safeguarding organizational assets against increasingly sophisticated threats. The expansion of cloud computing, remote work, and interconnected systems has widened the attack surface, leading to complex challenges in maintaining data confidentiality, integrity, and availability. This chapter examines the evolving threat landscape and financial constraints faced by organizations, particularly those with limited resources. Although effective, proprietary cybersecurity solutions often impose high costs. Open-source cybersecurity tools offer a viable, cost-effective approach as an alternative. Additionally, the chapter explores the benefits and challenges of adopting open-source solutions, including trust, maintenance, and scalability, are explored. By comparing open-source and proprietary models, the study highlights how the strategic adoption of open tools can enhance cybersecurity posture while ensuring economic sustainability.

The book gives a 360-degree view of security by using different layers, similar to the OSI model. Each layer is meant to explain what it does and show useful tools and methods. By doing this, we want to make cybersecurity available at many levels:

• For undergraduate and graduate students, it offers a structured, applied approach to learning cybersecurity concepts.
• For practitioners, it shows how open-source tools can be effectively integrated into professional practice to make solutions that are ready for clients.
• For researchers, it encourages both “blue sky” thinking and applied research that can directly benefit the field.

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