ASM

Great Reads

.NET CLR Injection: Modify IL Code during Run-time

by Jerry.Wang

Modify methods' IL codes on runtime even if they have been JIT-compiled, supports release mode / x64 & x86, and variants of .NET versions, from 2.0 to 4.5.

32 Bits on 64-Bit Processors (Article written in 2005)

by Toby Opferman

Building your own 64-bit Windows Extender

32-bit Assembler is Easy

by akyprian

Maximum performance, reduced size applications using 32-bit assembly is easy

40 Basic Practices in Assembly Language Programming

by Zuoliu Ding

A discussion on some basic practices highly recommended in Assembly Language Programming.

Latest Articles

.NET CLR Injection: Modify IL Code during Run-time

by Jerry.Wang

Modify methods' IL codes on runtime even if they have been JIT-compiled, supports release mode / x64 & x86, and variants of .NET versions, from 2.0 to 4.5.

32 Bits on 64-Bit Processors (Article written in 2005)

by Toby Opferman

Building your own 64-bit Windows Extender

32-bit Assembler is Easy

by akyprian

Maximum performance, reduced size applications using 32-bit assembly is easy

40 Basic Practices in Assembly Language Programming

by Zuoliu Ding

A discussion on some basic practices highly recommended in Assembly Language Programming.

All Articles

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ASM

.NET CLR Injection: Modify IL Code during Run-time

by Jerry.Wang

Modify methods' IL codes on runtime even if they have been JIT-compiled, supports release mode / x64 & x86, and variants of .NET versions, from 2.0 to 4.5.

32 Bits on 64-Bit Processors (Article written in 2005)

by Toby Opferman

Building your own 64-bit Windows Extender

32-bit Assembler is Easy

by akyprian

Maximum performance, reduced size applications using 32-bit assembly is easy

40 Basic Practices in Assembly Language Programming

by Zuoliu Ding

A discussion on some basic practices highly recommended in Assembly Language Programming.

64-bit Structured Exception Handling (SEH) in ASM

by Jose A Pascoa

Rolling up a practical solution

7-Segment Display Multiplexing Control with Parallel Port and x86 Assembly

by Arman Aşçı

Time division multiplexing between 6 x 7-Segment displays control with Parallel Port and x86 assembly.

A Note on How Functions are Called

by Dr. Song Li

This is a note on how compilers implement function calls to pass the parameters to and get the return value from the called functions.

A Platform for Unrestricted Low-level Hardware Programming and Experiments (NakedCPU)

by Dr. APo

This article presents an experimental platform consisting of two computers to conduct hardware programming and research, unrestricted by any Operating System.

A Simple C++ Profiler on x64

by Babu_Abdulsalam

A Simple Profiler for C++ apps on x64 platform

A simple method to display a transparent PNG file

by flyhigh

Introducing a simple method to display a transparent PNG file.

A Windows Phone 8 Run Tracking App in 100 Lines of Code

by Colin Eberhardt

This article describes the development of a Windows Phone 8 Run Tracking application that uses a number of the new Windows Phone 8 features.

About _ValidateEH3RN in SEH

by zhzhtst

This article supplies the source code of the _ValidateEH3RN function in Structured Exception Handling.

Abstracting the ORM Framework

by JP van Mackelenbergh

Abstracting the ORM Framework via Repository/Unit Of Work patterns

Accessing Windows API with Plain x64 Assembly Language

by digital performance

This article shows how to access Windows API with plain x64 assembly programming language (MASM style). It shall also give an overview, how to apply some programming techniques like OOP and multithreading on a low level.

Advanced .NET Debugging Extracting Information from Memory

by Rene Pally

Advanced .NET Debugging Extracting Information from Memory

Adventures with the Pi ... part 4

by leon de boer

Introducing SmartStart something like a BIOS for the Pi

An Anti-Reverse Engineering Guide

by Joshua Tully

A look into what goes into the area of preventing reverse engineering, and gives developers some functions and ideas about preventing reversing engineering of their programs.

An explorative peek into generating deterministic primes through a multi-level multi-language tunneling apparatus

by Nish Nishant, Professor Cuthbert Calculus, Glenn Quagmire

This paper is a summary of a research exercise conducted in conjunction by Nish Sivakumar, Professor Cuthbert Calculus, and Glenn Quagmire.

An extendable report editor

by RockmanZero

An extendable report editor. You can simply add your own controls without recompiling the program or writing annoying plug-ins.

An Idea How to Use RichEdit50W for Syntax Highlighting, etc.

by minor_28

Masm code editor with syntax highlighting, etc.

AniGIF - a simple, animated GIF custom control

by akyprian

Display simple, animated GIFs in your applications using the AniGIF custom control (packaged as a DLL and a static library).

Anti BPX

by Marcello Cantelmo

Simple check for break-points on eXecution of a system debugger!

Apex memmove - the fastest memcpy/memmove on x86/x64 ... EVER, written in C

by T. Herselman

2 years ago I went OCD on memcpy/memmove; and wrote over 140 variations (80,000 lines of code) of memmove; testing, disassembling, optimizing and benchmarking them on multiple machines. I never released the article or the code; until now! So I need to do it before I loose my mind!

API Hooking with MS Detours

by AlexAbramov

In this article, I will talk about the theories and implementations of API hooking. API hooking is a powerful technique that allows someone to hijack a function and redirect it to a custom one. Anything can be done in these functions before passing control back to the original API.

Arduino-compatible software library for FRDM-KL25Z board

by Jan Dolinay

This article describes software library for the FRDM-KL25Z board which allows writing programs for this board using the Arduino API.

ARM Assembly for eVC with the Mono Jit Macros

by Sjoerd_B

ARM assembly for eVC with the Mono Jit macros

ASM.Net - x86 Emulation

by Drag0nHunter

ASM.Net a assembly x86 emulator which emulates the language the managed way

AVR Assembler 101

by Mike Hankey

Learn the basic of the AVR micro controller and the assembly language

Beginning Operating System Development, Part Three

by 0x3c0

Descriptor tables and interrupts.

Beginning Operating System Development, Part Two

by 0x3c0

C++ support code and the console.

Being 'The Compiler': AES-128 Cipher for 8051, Assembly Implementation

by CPallini

An assembly implementation of the AES-128 cipher algorithm for the 8051 microcontroller

Bird Programming Language: Part 1

by Dávid Kocsis

A new general purpose language that aims to be fast, high level and simple to use.

Bird Programming Language: Part 2

by Dávid Kocsis

A new general purpose language that aims to be fast, high level and simple to use. (I renamed it from Anonymus)

Bird Programming Language: Part 3

by Dávid Kocsis

A new general purpose language that aims to be fast, high level and simple to use.

Boot Into Your Own Hello World Application

by arnavguddu

Here I will present a simple "Hello World" application that you can boot into from Floppy Drive, like an Operating System.

Building your own operating system

by S Keller

Writing your own operating system.

Bypassing Windows XP Logon Password using bootkit

by fhrdina

An article on Windows XP logon process modification

C# Open Source Managed Operating System - Quick View Under the Hood

by Chad Z. Hower aka Kudzu

A quick view under the hood of Cosmos and how it works

C++ Data-Archiver Class (MASM Implementation)

by Hubert Haien

Presentation of a memory-wrapper class written in ASM that provides methods to organize and serialize data. Comes with its own 32 bit algorithm.

CLR Injection: Runtime Method Replacer

by Ziad Elmalki

Replace any method with another method at runtime. Updated for 3.5 SP1.

Code Injection into Running Linux Application

by Gregory Shpitalnik

How to inject some code into running Linux application

Code Obfuscation in 64-Bit Land

by Russ Osterlund

Code Obfuscation in 64-Bit Land

Collision Proof Shared String Resources

by David A. Gray

Share Win32 string resources without the risk of conflicting resource IDs

Compiling Your C Code to .NET - Part 1

by Alexandre Bencz

With this new OrangeC/C++ compiler back-end, you can compile your C code to .NET

Compiling Your C Code to .NET - Part 2

by Alexandre Bencz

With this new OrangeC/C++ compiler back-end, you can compile your C code to .NET.

Create Your Own Kernel In C

by Pritam Zope

In this article we will create a simple kernel such as printing HelloWorld first and then writing functions for printing numbers, Keyboard I/O, Box Drawing GUI, and Tic-Tac-Toe game in kernel in C

Creating Your Own Freaking Awesome Programming Language

by RobLazarus

Review about the Creating Your Own Freaking Awesome Programming Language Book

CudaPAD

by Ryan Scott White

CudaPAD is a PTX/SASS viewer for NVIDIA Cuda kernels and provides an on-the-fly view of your Cuda code.

Debug Tutorial Part 1: Beginning Debugging Using CDB and NTSD

by Toby Opferman

Learn how to debug problems in software.

Debug Tutorial Part 2: The Stack

by Toby Opferman

Introduction to the most important ally in the fight against bugs, the stack.

Debug Tutorial Part 3: The Heap

by Toby Opferman

Introduction to the heap.

Debug Tutorial Part 4: Writing WINDBG Extensions

by Toby Opferman

This tutorial we will attempt to write a simple debug extension.

Debug Tutorial Part 5: Handle Leaks

by Toby Opferman

Learn how to debug handle leaks in Windows.

Debug Tutorial Part 6: Navigating The Kernel Debugger

by Toby Opferman

Learn the basics of the kernel debugger.

Debug Tutorial Part 7: Locks and Synchronization Objects

by Toby Opferman

Learn the basics of debugging deadlocks and other issues.

Debugging and Building Operating Systems

by S Keller

How to build and test your own Operating System.

Deep Inside CPU: Raw Multicore Programming

by Michael Chourdakis

Trigger all your cores from DOS

Design and Document your Code using PDL (Programming Design Language)

by bjames02

Learn the benefits of using this simple technique to design and document your code

Detect if your program is running inside a Virtual Machine

by Elias Bachaalany

An article showing how you can programmatically check if your code is running inside a virtual machine (such as VPC or VMWare).

Digging into .NET Object Allocation Fundamentals

by Ben M Watson

Understand exactly what happens during object allocation in .NET, why it's extremely efficient in the common case, and how to trigger slower code paths

Direct X and Pure Assembly Language: Doing What Can't be Done - Part II

by CMalcheski

Part II - Laying the Foundation for the Migration to Assembly

DirectX and Pure Assembly Language: Doing What Can't be Done - Part I

by CMalcheski

How to Create a Complete DirectX Game in Assembly Language

DirectX and Pure Assembly Language: Doing What Can't be Done - Part III

by CMalcheski

App Initialization and Main Window Creation

DirectX and Pure Assembly Language: Doing What Can't be Done - Part IV(a)

by CMalcheski

Initializing DirectX

DirectX and Pure Assembly Language: Doing What Can't be Done - Part IV(b): the Full DirectX App

by CMalcheski

A Full DirectX Sample Application Created in Pure Assembly Language

Disable Ctrl+Alt+Del Windows XP

by gabrielmaldi

A very simple way of doing it.

Discussing MasterCard’s OpenAPI platform with business leader Dave Butler

by CodeProject

Dave Butler, VP and Senior Business Leader at MasterCard, offers developers insight into the company’s worldwide OpenAPI platform.

Driver Development Part 5: Introduction to the Transport Device Interface

by Toby Opferman

Introduction to TDI Client drivers and more IRP handling.

Driver Development Part 6: Introduction to Display Drivers

by Toby Opferman

Introduction to the Windows display driver model.

Dynamic Load .NET Assembly

by Code Artist

Example implementation of dynamic assembly loading in C#

Embedding .PNG Images into a RichEdit Document

by Jose A Pascoa

Although most Windows programmers have already used the RichEdit Control, many of them are not aware of all its capabilities. One such capability is image embedding.

ESJ: Extremely Simple JSON for C++

by Jerry Evans

Adding cross-platform round-trip JSON serialization to C++ classes

Euclidean Division of Polynomials

by InvisibleMedia

This article describes how to divide two polynomials and shows the source code to calculate this division. There is also code to add, subtract and multiply two polynomials.

Event Tracing for Windows: Reducing Everest to Pike's Peak

by David A. Gray

Historically, ETW has been portrayed as having a very steep learning curve, along the lines of the effort required to summit Everest. Realizing its potential value, I set about to reduce the effort to that required to summit Pike's Peak.

Exploring Computational Number Theory (Part 3)

by William Hey

Factoring classic integers

Extreme Game Programming

by skywind3000

A Smallest Game Demo Code

EzProcess

by akyprian

A processes and threads manager application.

Fast Circle Coordinate Mapping and Color Wheel Creation: Part 2 – Code

by CMalcheski

Part 1 of this article discussed an algorithm for addressing all pixels within a circle with surgical precision, optionally expanded to filling in those pixels as required to create a color wheel; this is part 2 of 2, covering the actual implementation.

Fast digital I/O for Arduino

by Jan Dolinay

This article describes faster but still easy-to-use version of digital I/O for Arduino

Fast Polymorphic Math Parser

by Tomek Kawecki

An article which describes how to implement a fast polymorphic math parser using machine code generation methods.

Fast Readers/Writer Lock

by Ultrano

Optimized implementation of a readers/writers-lock sync object.

Fastest strstr-like function in C!?

by Sanmayce

Tuned function for searching a needle in a haystack

Fetching User Land Virtual Address of an API from Kernel Land

by Murali Kartha

How to get the virtual address of an API in a user land process from Ring0

Finally, 64-Bit Delphi is here and with 64-Bit BASM!

by Jose A Pascoa

Using Borland Assembler Language in 32-bit and 64-bit Delphi programs.

Generating x86 Function Calls Dynamically

by Simbey

The CNativeInvoke class generates x86 function calling code at runtime and executes it.

Generic XOR-Coded Lists

by JorgeLuisOrejel

This article is based on Chapter 2 of my unpublished textbook “Applied Algorithms and Data Structures.”

Get Calling Assembly from StackTrace

by JIANGWilliam

This article introduces a handy way to get the calling Testing Assembly from a called Assembly

Grafting Compiled Code: Unlimited Code Reuse

by Jeffrey Walton

Add functionality to a project using existing compiled machine code.

Hacking with Windbg - Part 1 (Notepad)

by Sarthak S

Assembly inspection and hacking with windbg

Hook Interrupts and Call Kernel Routines in User Mode

by cyb70289

Inject user mode routine into kernel space and execute

How processor, assembler, and programming languages work (for dummies)

by Tomas "Frooxius" Mariancik

Explanation of the basic workings of the computer in simple language.

How to create your own virtual machine

by icemanind

This article takes you through a step-by-step process of creating your own virtual machine.

How to create your own virtual machine -- Part 2

by icemanind

This article takes you through a step-by-step process of creating your own virtual machine.

How to develop your own Boot Loader

by Apriorit Inc, Alex Kolesnyk

This article describes the first steps in low-level programming on the example of developing of simple boot loader

How to Execute External Uncompiled C# Code

by MSBassSinger

Compiling and running C# code from your application.

How to invoke C++ member operations from inline-assembler code segments

by Doga Arinir

Calling C++ operations from assembler code using member function pointers.

How to Turn MacroAssembler into a High Level Language

by Carles Cortés

Macros to help assembler programmers to improve source code

How To Use Debug

by siyahdeniz

How to use debug

How Understanding Assembly Language Helps Debug .NET Applications

by Sasha Goldshtein

This article shows several examples of situations where understanding assembly language helps debug seemingly impossible problems with .NET applications.

Huo Encryption / Decryption Assembly Program

by Palavos

x8086 assembly program that encrypts/decrypts text input from the keyboard by using basic assembly language ideas

HWA: Hardware Abstraction for Microcontrollers

by Christophe Duparquet

This article introduces a hardware abstraction tool for microcontroller programming.

I/O port sniffer

by cyb70289

An I/O port sniffer using hardware debug registers.

Image Blending in Windows - an Assembly Language Approach

by CMalcheski

Ditching the slowdowns and applying a little elbow grease can create dramatic speed improvements in GDI image blending.

Implementing a Universal Turing Machine With Only mov Instructions

by Gregory Morse

UTM based on mov is Turing-complete paper x86 and x86-64

Implementing Bubble Sort with SSE2

by codekaizen

How much faster will implementing "the generic bad algorithm" in SSE2 make it?

Inject your code to a Portable Executable file

by Ashkbiz Danehkar

This article demonstrates five steps to inject your code in a portable executable (EXE, DLL, OCX,...) file without recompiling source code.

InjLib - A library that implements remote code injection for all Windows versions

by Antonio Feijao

A library that implements remote code injection for all Windows versions.

Inside Calling Conventions

by Sachin R Sangoi

Difference between different the calling conventions.

Integer math: beyond the limits

by Victor Soldatov

A coarse approach to operate huge integers.

Integrating a compiler/assembler in VS ; Using NASM with Visual Studio 2010

by perilbrain

A simple technique to integrate a custom build tool in VS 2010.

Intel® Advisor Review

by theonemule

To fully take advantage of parallelization features, developers have to change how they code. But a great deal of optimizations can be made through Intel’s parallelization tool, Intel Advisor.

Intercepting .NET SQL queries at runtime

by Rene Pally

Intercepting .NET SQL queries at runtime - SQL Management Studio case.

Introduction In DLLs Creation Using MASM

by Nathan Campos

Shows how to create a simple DLL and invoke it in another program

Introduction Into Windows Anti-Debugging

by Joshua Tully

A brief introduction into Windows anti-debugging techniques.

JIT Optimizations

by Sasha Goldshtein

In this article, we will look into JIT optimizations, with specific focus on inlining.

KillTT: No More Tooltips!

by Peregrine Falcon

Disabling tooltips system-wide - efficiently!

King MM - The Joys of a Harmony-less Life - Part 1, PIC32MM "Hello World!"

by CPallini

Programming Microchip PIC32MM microcontrollers in C++ and assembly

Last branch records and branch tracing

by nick.p.everdox

Usage of Intel/AMD extended processor features.

Learning Binary and Hexadecimal

by Jeremy Falcon

A beginner's guide to talking like a computer.

Load a x86 DLL into a x64 Executable... Mission Possible?

by Michael Chourdakis

Try deep CPU features

Loader Snaps

by Naveen

Loader snaps

MASM - Stack Memory Alignment

by Jose A Pascoa

SIMD instruction sets may expect a special alignment of memory, but when that memory is on the stack MASM does not provide alignment facilities.

MASM ImageFader

by kim.david.hauser

An Image fader application. This hides information behinde an image and fades it out onMouseOver to display the content behind the image. Useful for hiding something, or as a stylish accessory.

Member Function Pointers and the Fastest Possible C++ Delegates

by Don Clugston

A comprehensive tutorial on member function pointers, and an implementation of delegates that generates only two ASM opcodes!

Memory Analyzer x86, 32/64-bit & a Free Detour

by Asif Bahrainwala

Detect memory leaks

Metamorphic engines

by Kewin Rausch

How an application performs metamorphism to adapt and survive in an "hostile" environment.

Mixing .NET and Assembly Language in a standalone 64-bit exe

by Jose A Pascoa

This article deals with building a standalone 64-bit .NET .exe file that is statically linked with an Assembly Language compiled object file.

More Fun, frustration and laughs with the Pi .. Part II

by leon de boer

More playing, crying and laughing with the Raspberry Pi

Movement Detection System Integrated with a Robotic Arm (4 Degrees of Freedom)

by Octavio Sanchez Huerta

Building a robotic arm with 4 degress of freedom using PIC16F628A and Servo's

Multiple Precision Arithmetic: A Multiplication Algorithm

by Andrea Simonassi

The first and simplest of the multiplication algorithms, fast enough to multiply not too large numbers

Multiple Precision Arithmetic: Subtraction Algorithm

by Andrea Simonassi

A simple subtraction algorithm for multiple precision arithmetic

Multiple Precision Arithmetic: Sum Algorithm

by Andrea Simonassi

The simplest multiple precision sum algorithm

Need for Speed - C++ versus Assembly Language

by Jose A Pascoa

Impossible to beat the C++ compiler?

NET Debugging: Dump All Strings from a Managed Code Process Running

by Rene Pally

Advanced Debugging Processes

NHook - A .NET debugger API for x86

by Nicolas Dorier

Debugger API, explore and modify running program easily

Nightmare on (Overwh)Elm Street: The 64-bit Calling Convention

by CMalcheski

64-bit calling convention

Operating System Development - Part 1

by Maruf Maniruzzaman

Environment settings for OS development

Optimized Image Inversion Using SSE2

by Tolga Birdal

Fast image inversion forms a good basis for optimizing pixel wise operations. We will discuss the ways to achieve the best speed on this inversion operator.

Optimizing String-Manipulation Functions

by Peter Kankowski

Optimizing string-manipulation functions.

phos: A Console GUI Component

by Michael Mangelsdorf

A DLL implemented in assembler featuring a console GUI component

PLT redirection through shared object injection into a running process

by Quake2th

The first part of a two-part article which will illustrate how to redirect the PLT of a process through the injection of a shared object into its address space.

Point Inside 3D Convex Polygon in MASM Assembly

by John Jiyang Hou

An algorithm to determine if a point is inside a 3D convex polygon for a given polygon vertices in MASM Assembly

Post mortem C++ exception analysis in embedded applications

by Werner Willemsens

An article on analysing a program exception or software crash.

Powerful x86/x64 Mini Hook-Engine

by Daniel Pistelli

A powerful x86/x64 Hook-Engine

ProxiFy - Automatic Proxy DLL Generation

by Kristoffer Blasiak

Automated proxy DLL generation with 64 and 32 bit DLL support

QOR Architecture Aspect

by Matthew Faithfull

Querysoft Open Runtime: Architecture compatibility aspect.

Quiz: Guess What These x86 Assembly Instructions Execute

by Shao Voon Wong

Guess what these assembly instructions with the same source and destination operands do?

Reverse Engineering and Function Calling by Address

by AlexAbramov

Ever wanted to know how to call internal functions of other processes? This is an article on just that -- you'll learn how to read disassembled code in a project where the source code is known, and then apply that knowledge on an application where it isn't.

RPI3 B+ - Adventures in Pi-land part 3 (Updated Supports Pi1 & 2)

by leon de boer

Third in the series of frustrations and adventures with the Raspberry Pi

Self Deleting Executables

by Rajasekharan Vengalil

How to write a program that deletes itself

Serialize/Deserialize objects by reference to transfer json between server and client

by Sheshnath Kumar

This article will find out a solution to serialize/deserialize object by reference at server and client, also will serialize/deserialize objects having circular references.

Slowest LZSS Compressor in C

by Sanmayce

An heavily optimized LZSS decompression etude in C

Something You May Not Know About the Macro in MASM

by Zuoliu Ding

A discussion on some MASM Macro usages, including ECHO directive, parameter type/size check, and repetitions with location counter $.

Something You May Not Know About the Switch Statement in C/C++

by Zuoliu Ding

A discussion on how switch/case is executed, by reverse engineering in VC++

Sort Numbers using a Fenwick Tree (with Help from ChatGPT)

by InvisibleMedia

This article is written right after a new conversation with ChatGPT (chat.openai.com). This conversation is the next step in writing a new algorithm that sorts numbers into o(n). And, ChatGPT says that it is possible to compute a sorting algorithm to have the complexity in o(n).

sprintf_s: Speed Bumps Ahead

by David A. Gray

This article documents issues that I have identified in the new secure overloads of the CRT buffered print routines.

Stepper Motor and 7 Segment Display Control with Parallel Port

by Samet KILICTAS

Stepper motor And seven-segment display control with parallel port using Assembly Language

STM32 Discovery: The Basics - Creating a Project

by jmlb

Creating a project with Keil for a 32KB program space

The Art of Win32 Shellcoding

by AmrThabet

How to write a reliable shellcode on win32, how to bypass the obstacles that you will face in writing a win32 shellcode and how to implement your shellcode into Metasploit

The Beginners Guide to Codecaves

by Drew_Benton

This is a complete beginners guide to codecaves that covers the main topics of: what a codecave is, what a codecave can be used for, and how to use a codecave.

The Improved Resource String Generator in Action: Thou Shalt Eat Thine Own Dog Food, and Like It!

by David A. Gray

The Excel powered resource generator, version 2, is vastly improved and better documented.

The Intel Assembly Manual

by Michael Chourdakis

All in one: x86, x64, Virtualization, multiple cores, along with new additions

The Low Level M3ss: DOS Multicore Mode Interface

by Michael Chourdakis

All in one article about raw CPU technologies, access multiple cores and protected or long mode from DOS while still having access to DOS interrupts

The Main Architecture of MAME.NET

by shunninghuang

C# arcade emulator, ROM hacking

The Quest for the SSDTs

by Jose A Pascoa

The much talked about Kernel data structures

The Real, Protected, Long mode assembly tutorial for PCs

by Michael Chourdakis

Immerse yourself in system programming!

The Ultimate Toolbox Date Time Picker Control

by The Ultimate Toolbox

COXDateTimeCtrl provides a handy and flexible method of Date/Time entry and display.

There and Back Again - A Reprise

by Russ Osterlund

A totally new version of the article I wrote many years ago called "There and Back Again or Stepping Through the JIT Thunk Layer" but this time examines 64-bit processes and V4.0 of Microsoft's .NET runtime.

There and Back Again or Stepping Through the JIT Thunk Layer

by Russ Osterlund

This article examines the JIT thunk layers that your code executes when a method is run for the first time.

Thunk and its uses

by John_Tang

An introduction to thunk and its uses in callback handling, interface marshaling, and supporting multiple inheritance in C++.

Tracing SQL Queries in Real Time for MySQL Databases using WinDbg and Basic Assembler Knowledge

by Rene Pally

Assembly and MySQL

Understanding C/C++ Code Behavior by Analyzing Assembler Output

by Zuoliu Ding

A discussion on how Visual C/C++ code works with bit-wise logical and shift operators, as well as a loop optimization.

Using Assembler and SSE2/SSE3 instructions for drawing optimization

by SergStrashko

Introduce the algorithm and technique for pre-drawing process speed up.

Using Assembly routines in Visual C++

by Nadeem Afana

An article on mixed-language programming.

Using SSE/SSE2 for optimization

by f2

A beginner's introduction to one of the optimization methods.

Using Static Buffers to Improve Error Reporting Success

by David A. Gray

Use static buffers to guarantee that error message reporting succeeds, even when token replacement is required, and memory is low.

Virtualization for System Programmers

by Michael Chourdakis

Curious on how you create a hypervisor app? Read mode!

Visual Basic 6.0: A giant more powerful than ever

by ISpliter

When discussing VB6, we should look at the reality of the situation and not on preconceived opinions. New source code projects are made daily in Visual Basic 6.0. The paper proposes the reintroduction of Visual Basic 6.0 on the market, in parallel with Visual Studio line.

Visual Studio X86 Assembly Debugger (C# Open Source Managed Operating System)

by Chad Z. Hower aka Kudzu

Several users have written to me requesting information on the new Cosmos X86 assembly level debugger. Because of the great interest I have written this short preview article.

Which Platform to Target your .NET Applications?

by Southmountain

An intensive research is given on this topic. A handy utility tool is built to check if an assembly unmanaged or managed, built for 32-bit or 64-bit Windows.

Why is the digital I/O in Arduino slow and what can be done about it?

by Jan Dolinay

This article explains why the Arduino digital I/O functions are slow and compares them with faster implementation used in Wiring framework.

Why Learn Assembly Language?

by bjames02

An article explaining the benefits of learning assembly language

Windows Live Messenger Plug-in Development Bible

by IndioX86

An article explaining several Win32 reverse engineering techniques applied to Live Messenger research and plug-in development.

Windows x64 System Service Hooks and Advanced Debugging

by nick.p.everdox

Working alongside Windows KPP (patchguard) and hooking system services

Writing a 16-bit dummy kernel in C/C++

by AshakiranBhatter

Understanding FAT file system and kernel programming in C/C++

Writing a boot loader in Assembly and C - Part 1

by AshakiranBhatter

How to boot a floppy image with your own hand written code in C and Assembly

Writing a boot loader in Assembly and C - Part 2

by AshakiranBhatter

Reading the contents of a floppy disk using BIOS interrupts and Services.

Writing Great Code Vol 2: Thinking Low-Level, Writing High-Level

by ProtoBytes

Review of Randall Hyde's Write Great Code Vol. 2

x64 API Hooker + Disassembler

by Member 13737597

This article shows you how to implement trampolines on x64, introduces the idea of sync and async hooks, and dynamically added runtime filters and loggers.

x64 Memory Access Monitor

by Member 13737597

This article shows how to automatically catch memory access (read /write) for some memory region and log these changes into file

x86 Instruction Encoding Revealed: Bit Twiddling for Fun and Profit

by Nitay Artenstein

An in-depth look at how to disassemble the x86 instruction set, and how to put it to good use in your own code injections

X86/ARM Emulator

by codestarman

X86/ARM emulator written using C++ and assembler for the .NET environment.