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Low-Layer Computer Understanding & Hardware Foundations

Master the bridge between physical silicon and executable code. This course delivers a professional-grade analysis of computer architecture, digital logic, and systems engineering. From the physics of MOSFET transistors and logic gates to CPU arithmetic and memory management, you will gain total visibility into the machine. Transition from hardware theory to practical reverse engineering using Ghidra and Assembly language analysis. Whether you are optimizing for performance or security, this is the definitive foundation for low-level computing and hardware-software integration.

Computer Science Ocsaly University

Operator Profile

Target Audience

  • Aspiring software engineers who want a complete foundational education.
  • Cybersecurity enthusiasts who need to understand systems at the hardware/software level.
  • Programmers who want to transition from high-level to low-level systems programming.
  • Students tired of theoretical university programs who want real, practical skills.
  • Tech entrepreneurs or CTOs who need a deep understanding of how computers work.

Objectives

What I will learn?

  • Understand how computers and operating systems actually work from the hardware level up.
  • Learn low-level programming languages like Assembly and C for full control over machines.
  • Master the fundamentals of Computer Architecture, Memory, CPU, and I/O Systems.
  • Build a strong foundation in Algorithms and Data Structures.
  • Gain deep insight into Networking, TCP/IP, and how the Internet functions.
  • Understand how compilers, interpreters, and binary systems operate.
  • Write your own operating system components from scratch.
  • Develop problem-solving skills used by professional computer scientists.
  • Acquire practical knowledge applicable to real-world engineering jobs.
  • Become prepared for advanced fields like Cybersecurity, Embedded Systems, and AI.

Recommended PRE-REQUISITE

Requirements

  • A computer capable of running basic programming environments.
  • Willingness to learn, think deeply, and practice regularly.
  • No prior programming knowledge is required but basic computer literacy is helpful.
  • You do not need a university background — this course covers it all from the ground up.

Module Skill level

All Levels

EXCLUSIVE RESOURCES |

Integrated Logic Schematics

Clinical-grade circuit diagrams bridging the gap between theoretical Boolean logic and physical CPU transistor implementation.

Ghidra Analysis Profiles

Professional-tier configuration files for Ghidra, optimized for rapid binary analysis and clean assembly disassembly.

Assembly Logic Workbooks

Comprehensive guides for mastering x86/ARM registers, memory addressing, and instruction set architecture.

Hardware Instruction Blueprints

Technical documentation on the physical execution of arithmetic operations within the CPU and volatile memory.

EXCLUSIVE RESOURCES |

Integrated Logic Schematics

Clinical-grade circuit diagrams bridging the gap between theoretical Boolean logic and physical CPU transistor implementation.

Ghidra Analysis Profiles

Professional-tier configuration files for Ghidra, optimized for rapid binary analysis and clean assembly disassembly.

Assembly Logic Workbooks

Comprehensive guides for mastering x86/ARM registers, memory addressing, and instruction set architecture.

Hardware Instruction Blueprints

Technical documentation on the physical execution of arithmetic operations within the CPU and volatile memory.

$19.00 $89.00
  • Level
    All Levels
  • Duration
    15 hours 30 minutes
  • Last Updated
    February 7, 2026
  • Certificate
    Certificate of completion

Course Curriculum

Introduction to Computers and Their Working Process
This section provides a fundamental introduction to computers, focusing on how they function at a basic level. You will explore the core components of computer systems, how these components communicate, and how computers process instructions to perform tasks. This knowledge forms the essential groundwork for understanding more advanced computer science concepts later in the course.

Computer Arithmetic 101
This section focuses on how computers perform basic arithmetic operations at the hardware level. You will learn how addition and subtraction are handled within digital systems, including both unsigned and signed integers. This section explains the principles behind binary arithmetic, the handling of decimal numbers, and how computers interpret and process these operations within the CPU and memory.

Boolean Algebra 101
In this section, you will learn the fundamentals of Boolean Algebra, which is the mathematical foundation of digital logic and computing. We will cover basic concepts such as AND, OR, NOT operations, truth tables, and how Boolean expressions are used to design and simplify digital circuits within computers.

Computer Electronics 101

Combinational Logic Circuits
In this lecture, you will learn the fundamentals of combinational logic circuits and their role in digital systems. We will explore how these circuits process inputs to produce specific outputs without relying on memory, covering essential components such as adders, multiplexers, encoders, and decoders. This knowledge is key for understanding how digital hardware performs calculations and logical operations.

Introduction to Ghidra

Introduction to Low Level Computing
In this lecture, you will learn the fundamentals of low-level computing, including how software interacts directly with hardware through machine code and assembly language. We will cover the relationship between hardware components and software instructions, laying the groundwork for understanding systems programming, embedded systems, and reverse engineering.

Introduction to Reverse Engineering
In this lecture, you will learn the fundamentals of reverse engineering, including its purpose, techniques, and tools used in analyzing software and hardware systems. We will cover the core concepts behind understanding compiled programs, extracting useful information, and identifying vulnerabilities through structured analysis.

Assembly Language
In this lecture, you will learn the fundamentals of assembly language and its role in low-level computing. We will cover how assembly language interacts directly with hardware, how instructions are structured, and how understanding assembly is essential for reverse engineering, debugging, and systems programming.

Second Part of Lecture : Advanced Topics in Low-Level Computing and Reverse Engineering
In this lecture, you will learn about the next steps beyond this course and what to expect in Part 2 of this training series. Part 2 will cover more advanced and practical applications of low-level computing, reverse engineering, and system analysis. It will also include further insights into real-world scenarios, advanced tools, and additional certification opportunities to solidify your skills and validate your expertise.

$19.00 $89.00
  • Level
    All Levels
  • Duration
    15 hours 30 minutes
  • Last Updated
    February 7, 2026
  • Certificate
    Certificate of completion

Discard the noise of entry-level theory. We build labs that actually break things, taught by operators who have lived in the trenches. Ocsaly is defined by zero-day logic, forensic precision, and tradecraft that survives a real-world engagement.

Certifications

> Tactics.
> Techniques.
> Procedures.

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