In this article, we will create a simple x86 assembly program using the NASM assembler on Linux. Our program will trigger an exit system call. The exit system call with quit our program, setting a status code on exit. Let’s start by…

In any programming language, it is essential to know how to manipulate numeric values. In assembly, there are a number of operations available to help us add, subtract, and multiple numbers. In this article, you will learn about the different operations and see how…

To be able to store and access data efficiently, ARM provides us with a set of addressing modes. An addressing mode is a rule that is used to interpret or modify data provided to an instruction. In this article, we will explore the different types…

As we come close to the end of the year, it is interesting to analyze the vulnerability data to get an idea of what security issues were most commonly exploited in the year. Understanding this data can help us focus on critical and common issues to harden our application. Note…

Musical notation is a set of symbols that we use to communicate the sounds we want a player to create on their instrument. It can be seen as the language of music and is core to understanding most topics in music theory. We will start this article by seeing…

A graph is a structure used to represent how two or more objects connect to each other. Many problems in the computer science realm use graph representation, and as such, many algorithms revolve around efficiently finding properties in graphs. Before learning graph algorithms, it is important to understand what a…

A stack is a set of items stored using a last-in first-out or LIFO policy. This means that the last thing that is inserted to the stack is the first thing that is removed from the stack. Often, we might think of a stack like a stack of dinner plates…