Book Image

Information Security Handbook - Second Edition

By : Darren Death
Book Image

Information Security Handbook - Second Edition

By: Darren Death

Overview of this book

Information Security Handbook is a practical guide that’ll empower you to take effective actions in securing your organization’s assets. Whether you are an experienced security professional seeking to refine your skills or someone new to the field looking to build a strong foundation, this book is designed to meet you where you are and guide you toward improving your understanding of information security. Each chapter addresses the key concepts, practical techniques, and best practices to establish a robust and effective information security program. You’ll be offered a holistic perspective on securing information, including risk management, incident response, cloud security, and supply chain considerations. This book has distilled years of experience and expertise of the author, Darren Death, into clear insights that can be applied directly to your organization’s security efforts. Whether you work in a large enterprise, a government agency, or a small business, the principles and strategies presented in this book are adaptable and scalable to suit your specific needs. By the end of this book, you’ll have all the tools and guidance needed to fortify your organization’s defenses and expand your capabilities as an information security practitioner.
Table of Contents (16 chapters)

Cloud computing service models

Three central models – Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS) – offer varying levels of flexibility and control to businesses. Each model defines distinct responsibilities shared between the organization and the cloud service provider. This section discusses the specifics of these models, detailing their characteristics and benefits.

Infrastructure as a Service (IaaS)

IaaS is a model where a cloud service provider delivers virtualized computing infrastructure over the internet. This means that organizations can access high-level computing resources without the necessity of owning, managing, or maintaining on-premises hardware. By adopting IaaS, businesses can effectively rent virtual servers, storage, and networks, paying only for the resources they use.

There’s a clear delineation of responsibilities between the organization and the cloud computing service provider...