Understanding Hard Disk and File System
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Computer hardware is nothing without the operating system and software. In the next chapter of this book, we will learn about how different operating system works. We will understand the booting process of Windows, Linux, and Mac operating systems in a concise manner. we will look into file systems in these operating systems. Furthermore, we will examine file systems using forensics
tools such as Autopsy and the sleuth kit. As storage technology is advancing, we have got various new technology to store our digital data. Redundant Array of Independent Disks (RAID) and Network-Attached Storage (NAS) are helping organizations and individuals store their information in an efficient way. Hence, we will also go through NAS and RAID storage systems. There we will learn more about the architecture and working of these storage systems.
In Digital Forensics Investigations, investigators in search of the remnants of deleted files, use Hex Editors which shows the physical contents of the disk including the files, folders, and partitions. So we will spend some of our time learning character encoding and hexadecimal notation. Further, at the end of this book, we will learn to analyze PDF, JPEG, and other document formats using Hex editors to find any malicious segment embedded in them.
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It’s my pleasure to present this book to you. Craw Cyber Security which further became a leading Information Security Consulting and Training Provider in India. Craw Cyber Security provides job-oriented training to students all over India. We train the aspirants and make them job-ready. We Conduct Cyber security awareness sessions and Vulnerability Assessment and Penetration Testing (VAPT) Audits for various tech firms. Craw Security focuses on delivering industry-standard training to all our students, customers, and partners.
Craw Security also deals with security infrastructure implementation, Vulnerability Assessments, Security Audits, and Penetration Testing. In addition, Craw Security offers a supreme level of technical education to students and clients by our highly qualified, certified, and experienced trainers. We are specialized in information security, technical education, and Training since 2010.
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