Authored by Linux and open-source expert Matt St. Onge, this definitive guide helps you build and secure Linux-based appliances capable of withstanding the latest cyber threats Key Features Develop secure, user-friendly interfaces with streamlined configuration, updates, and lifecycle support Learn about popular security techniques for embedded Linux and how to integrate them into the development process Integrate advanced hardware and software security features to enhance your solution’s resilience Purchase of the print or Kindle book includes a free PDF eBook Book DescriptionAs Embedded Linux systems become ubiquitous, powering countless devices in our daily lives, they’ve become prime targets for cyberattacks. Through this comprehensive guide to safeguarding your Linux devices, Matt St. Onge equips you with the knowledge and tools to mitigate the risks associated with hardware and software vulnerabilities.This book starts by exploring the world of embedded systems, the brains behind your everyday appliances and takes you through the different types of embedded systems, their uses, and the platforms they run on, while addressing their unique security challenges and support considerations. You’ll learn to build a successful, secure, and user-friendly solution by exploring the critical hardware and software components that form the foundation of a secure appliance. We won't forget the human element; you'll learn how to configure your system to prevent user errors and maintain its integrity. The book lets you put your newfound knowledge into action, guiding you through designing a robust build chain that supports the entire lifecycle of your appliance solution, enabling seamless updates without your direct involvement.By the end of this book, you’ll be equipped to adapt your appliance to the ever-evolving threat landscape, ensuring its continued security and functionality in real-world conditions. What you will learn Understand how to determine the optimal hardware platform based on design criteria Recognize the importance of security by design in embedded systems Implement advanced security measures such as TPM, LUKS encryption, and secure boot processes Discover best practices for secure lifecycle management, including appliance update and upgrade mechanisms Create a secure software supply chain efficiently Implement child-proofing by controlling access and resources on the appliance Who this book is forThis book equips embedded systems professionals, embedded software engineers, and Linux security professionals with the skills needed to address critical security requirements during the design, development, and testing of software for embedded systems. If you’re a product manager or architect, this book will guide you in identifying and integrating essential security features based on the specific platforms and their intended users. Table of Contents Welcome to the Cyber Security Landscape Security Starts at the Design Table Applying Design Requirements Criteria - Hardware Selection Applying Design Requirements Criteria - The Operating System Basic Needs in my Build Chain Trusted Platform Module Disk Encryption Boot, BIOS, and Firmware Security RPM-OSTREE and the Immutable Operating System Child-proofing the solution - protecting the device from the End-User & their environment Knowing the threat landscape - staying informed Are my devices' communications and interactions secure? Applying Government Security Standards - Systems Hardening Customer & Community feedback loops help keep your solution secure