x86 Basics

Learn the fundamentals of x86 Assembly. Explore the syntax, how data is represented, how to address memory and how to store information.

5 videos  //  51 minutes of training

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Course description

This course will lay the foundation for learning x86 by first looking at the syntax of writing assembly. Continuing on, you’ll look at how to represent different types of data and how to interact with system memory. Lastly, we’ll look at the processor registers and learn how they can be used for computations and storage.

Course syllabus

Assembly and Syntax: What x86 Assembly Looks Like and the Syntax Used to Write ItDuration: 4:56

This video covers the syntax of x86, how it looks and how to write it.

Data Representation: How Data is Represented in x86Duration: 15:58

This video covers the various ways to represent data in x86 Assembly.

Registers: What Registers are Available on x86 and How are They UsedDuration: 12:50

This video covers the x86 CPU registers, their purpose and how to interact with them.

Memory Access: How to Access Different Locations and Sizes of MemoryDuration: 7:10

This video covers how to access different locations and sizes of memory through x86.

Addressing Modes: How to Address Memory, Data and RegistersDuration: 10:06

This video covers the different modes for addressing memory, data and registers on an x86 system.

Meet the author

Stephanie Domas

LinkedIn

Stephanie Domas is Executive Vice President at MedSec. In this role, she leads the development of cybersecurity products and services to support medical device manufacturers on design, architecture, security risk management, regulatory filings, penetration testing and execution of security best practices in the development of medical devices, as well as vulnerability and asset management of connected medical devices in hospitals.

Mrs. Domas has spent 10+ years doing security research at the x86 level. She is emphatic that whether your goal is to be a better developer, security researcher or reverse engineer, a knowledge of assembly is crucial. She is passionate about spreading the joy of x86 and routinely teaches trainings and speaks on x86 assembly at security events such as Blackhat, Defcon and Derbycon.

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