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One post tagged with "Opcode"

An opcode is a unique binary code that represents an instruction in a programming language or a machine language. It's essentially the "code" part of the instruction, which specifies what operation should be performed by the processor. Each opcode is associated with a specific function, such as addition, subtraction, or loading data into memory.

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THM | x86 Assembly Crash Course

· 14 min read

Malware Analysis | x86 Assembly Crash Course | Summary:

The room discusses various aspects of x86 assembly language programming, covering essential concepts such as opcodes and operands, general assembly instructions, arithmetic and logical instructions, conditionals, and branching instructions.

It also includes some warnings about the use of these instructions in real-world scenarios, particularly related to shellcode injection.