How Computer Systems Affect Digital Forensics | Chapter 4 from Learn Computer Forensics by William Oettinger
How Computer Systems Affect Digital Forensics | Chapter 4 from Learn Computer Forensics by William Oettinger Understanding how computer systems are built and how they store data is foundational for every digital forensic examiner. Chapter 4 of Learn Computer Forensics (Second Edition) by William Oettinger breaks down the architecture of computer systems and examines how each component—from the boot process to partitioning—impacts forensic investigations and evidence recovery. 📺 Watch the complete chapter summary here: The Boot Process: BIOS, UEFI, and Secure Boot Oettinger begins by walking through the computer boot process, starting with the Power-On Self-Test (POST), then moving into BIOS or UEFI initialization, and finally handing off to the operating system. BIOS is the legacy firmware interface, while UEFI supports features like Secure Boot and GUID Partition Tables (GPT). Secure Boot ensures the system only boots trusted software, which can affect evidence re...