When running a program, compilers often create random values known as canaries, and place them on the stack after each buffer. Much like the coalmine birds for which they are named, these canary ...

A high-level programming language, such as C, leaves the programmer responsible for data integrity. As the control and the efficiency of the program increases, the code may be vulnerable to buffer ...

In cybersecurity, the term “exploit” is used to represent a piece of code, data or sequence of commands that takes advantage of a vulnerability. This code is usually broken up into three distinct ...

In the late 1980s, a buffer overflow in UNIX’s fingerd program allowed Robert T. Morris to create a worm which infected 10% of the Internet—in two days. This event launched cybersecurity to the ...

Abstract: This chapter explains basics of the stack, how to exploit the stack, and the workflow to achieve a buffer overflow. It's important to know that a new stack is created every time we run a ...