Socket Program

Socket programming in Unix allows multiple computer programs to "talk" to each other in the form of open "pipes". This is used in many popular programs for the Linux system (see any distribution). This how-to is created to understand the simple creation of a socket and what th ...more

UnrealIRCd is an open-source IRC server that has been around since 1999 and is perhaps the most widely used one today. Version 3.2.8.1 was vulnerable to remote code execution due to a backdoor in the software. Today, we will be exploiting the vulnerability with Metasploit, exa ...more

Only so much data can be passed through the network and to your computer's networking interfaces. This is limited by the amount of bandwidth you have. The more bandwidth you have, the faster your network connections will be. Not only this, but your transfers will be more paral ...more

Smartphones are crazy awesome. You can do your banking, track your children, find directions, and even pretend to have a mustache. The only thing that these personal supercomputers are missing is physical interaction with the environment. I wanted to be able to call my house ...more

Microcontrollers are great. You can do anything from water your garden to catch wildlife trash diggers in the act—and on the cheap. I prefer to use the Arduino microcontroller because of the large and helpful community built around the website. Though it is my favorite, there ...more

Dreams are like an internal human holodeck. Inside your mind, anything is possible, from your grandest wishes to your worst nightmares. This is all well and good, but what if you could control your dreams and become the omniscient god of a handpicked reality whenever you go to ...more

Many folks seem to treat their computers as a sort of mysterious alien technology that only the shamans of the IT Department can comprehend. You might have gotten it into your head that you're just not good at computers and will never understand them. On the contrary, getting ...more

I've seen numerous tutorials on how to create a "strong" password. This makes me laugh. These titles imply "one" password, which is wrong in and of itself. A person should have many passwords, all different, and all extremely long. People may ask how they're supposed to rememb ...more

Welcome to the second Goonight Byte! Our second coding session was kindly hosted by th3m, so props to him for letting this happen. Our task this time was to hack the bot that we made the week prior, which was only capable of connecting to the channel and then printing message ...more

Our first Community Byte went well! We had around 8 people in the room coding collaboratively and watching to learn. LukeStav did the kind task of hosting it on Gobby for all of us, so big thanks to him! At minimum, our task was to create an IRC bot for #nullbytez that could ...more

You're never too young to start building your vast swarm of robotic minions. Taking over the world requires a whole lot of robots. The sheer volume of robots needed means your first wave will have to be made of cheap materials. After they take over key resources, you can upgra ...more

Some cops already have the ability to extract data from your cell phone using handheld forensic devices, but soon police officers will have a new mobile data collection toy to play with—an Apple iPhone. Actually, it's an iPhone-based device that connects directly to the back o ...more

The sudden deceleration, shifting in the knee, popping sound and screaming from the intense pain that immediately follows is becoming increasingly common among our young athletes. Those who have witnessed or suffered a torn anterior cruciate ligament (ACL) are familiar with th ...more

Previously, we talked about how to secure Firefox. Today, we will talk about securing a Chromium based Browser. Why? Because Chrome recently beat Firefox in holding more customers. It is obvious that Google Chrome tracks our every move online, so what alternatives is out ther ...more

Welcome back, my fledgling hackers! In an earlier tutorial, I introduced you to probably the most popular scripting language for hackers, Python. To become a professional hacker, you need to have some scripting skills and Python is a good choice if you want to master just one ...more

While our time with the Protostar VM from Exploit Exercises was lovely, we must move on to bigger things and harder challenges. Exploit Exercises' Fusion VM offers some more challenging binary exploitation levels for us to tackle. The biggest change is that these levels are al ...more

NOTICE: Ciuffy will be answering questions related to my articles on my behalf as I am very busy. Hope You Have Fun !!! Hello Guys, Welcome to my tutorial and in this tutorial, We are basically going to create a python script that serves as a proxy server ( Without External ...more

Hello people, I'm back for Part-3. In this part, as promised, we are going to create a client program and then we are going to test it with our server program made in Part-2. Much of the code that we are going to use in our client program as already been explained in Part-2 w ...more

This is a short explanation and tutorial on how to grab saved passwords from Google Chrome, ideally from a meterpreter session. The idea behind this is to understand how saved passwords work and how to keep them safe. Let's have some fun :D Understanding Google Chrome Saved Pa ...more

I saw many people asking for a Tutorial about writing their own Remote Administration Tool, so I now introduce you in a basic kind of RAT. This program is not for real use, but for learning how you could write this kind of tool. It will be basicly coded and not very refined. I ...more

It used to be that you only had to worry about maids rummaging through your belongings in your locked hotel room. But now anyone with 50 bucks of hardware and some programming skills can hack their way in—as long as it's locked by keycard. At the Black Hat security conference ...more

NOTICE: Ciuffy will be answering questions related to my articles on my behalf as I am very busy. Hope You Have Fun !!! Hello Guys, Welcome to my first tutorial and in this tutorial we are basically going to create a port scanner in python ( I guess without external librarie ...more

Alright so last time I gave you a homework assignment. This week we're gonna look at my version of the UDP-Flooder. It can be found here. Alright, I assume you've written yours or at least attempted to. First let's take a look at the struct used in this program struct sock ...more

In this article, we will build a parallel password cracker using the techniques explained in the previous part. As SHA-512 is the digest function that Kali (and most modern Linux distributions) use to store our passwords, we will make a SHA-512 password cracker. I will use Ka ...more

Hello my fellow hackers, Welcome to my republished revision of the ruby programming language, Part 1. Today, we will try to build an ftp cracker in ruby: This is going to be a quick one since OTW has already made one in python and we are gonna look upon that to create a simil ...more

NOTICE: Ciuffy will be answering questions related to my articles on my behalf as I am very busy. Hope You Have Fun !!! As much as I love other SSH bruteforcing tools like Ncrack, Metasploit, THC-Hydra, ... ( Just to mention a few ). I prefer using my own script. The tools ab ...more

Hello everybody. I'm back with Part-2 of this series. In this part we will be programming in C our server and i will be explaining one more "key concept" so everybody got a better understanding on this. Ok first let's see that concept. Little Endian and Big Endian So, as pe ...more

Alright, this will be my first tutorial in C. Note that this guide is written for Linux. This won't be very easy if you don't know the basics of C, so if you don't I suggest looking into dontrustme's awesome C tutorials first. READ THIS FIRST Alright here is the deal, this ...more

Recently, I've been learning Ruby as a second scripting language. But one topic I never covered with the many lessons online were sockets. So I did some research and came up with a very simple client/server connection that sends a string over the socket. The Client First, th ...more

The Digispark is a low-cost USB development board that's programmable in Arduino and capable of posing as a keyboard, allowing it to deliver a number of payloads. For only a few dollars, we can use the Digispark to deliver a payload to a macOS computer that will track the Mac ...more

Hello, I'm a new guy around here and since I'm not seeing much tutorials in C i thought of contributing with something relatively simple. This will be a short series. This tutorial is for those who already know how to program in C and have a basic understanding how networks w ...more

The $35 Raspberry Pi is an amazingly useful single-board computer (SBC) with a good balance of price, performance, and connectivity options. But for some projects, it just isn't enough. Whether you need more computing power, a smaller size, or better machine-learning capabilit ...more

Last week, Apple issued an iOS 7.0.6 update that fixed a serious security vulnerability that could allow hackers to steal passwords, read emails, and get info from other SSL-encrypted communications. Why You Should Update Your Device SSL, which stands for Secure Sockets Laye ...more

Welcome to my tutorial where Voidx and I will be expanding on my previous article to provide more clarity into the logic of the code. My code can be found here -> http://pastebin.com/2nYicFPM ***************************** Index: $->Keyword !->Start of code ^->End of code *** ...more

Developing GUI apps in python is really cool. I ask those who understand the language to help convert some of the command-line or console programs or apps ( I mean programs that are useful to a hacker ) to GUI. I know GUI makes us lazy and not wanna learn but we should all kno ...more

Welcome back, my fledgling hackers! Scripting skills are essential is ascending to the upper echelons of the hacker clique. Without scripting skills, you are dependent upon others to develop your tools. When others develop your tools, you will always be behind the curve in th ...more

With just one line of Ruby code embedded into a fake PDF, a hacker can remotely control any Mac computer from anywhere in the world. Creating the command is the easy part, but getting the target to open the code is where a hacker will need to get creative. Ruby is just one wa ...more

Barrow's article on Pupy made me wish for a RAT that could target an OS frequently used by gatekeepers at startups, tech companies, and creative firms: macOS. Once run, a RAT can do severe damage by dumping a user's stored credentials for many accounts. The best loot lives in ...more

OK, In my last Tutorial we made a Server for sending Instructions to a Client. This time we will build the Client. Fire up your favourite Python environment and get the Code here. The Server Code ---Imports--- -socket is again for the connection -time is for pausing the Clie ...more

Virtual private networks, or VPNs, are popular for helping you stay anonymous online by changing your IP address, encrypting traffic, and hiding your location. However, common IoT devices, media players, and smart TVs are hard to connect to a VPN, but we have a solution: Turn ...more

Hello readers, in this tutorial, we will be discussing how to perform file operations such as reading and writing. Types of File Access There are two methods of accessing files: file descriptors and file streams. We will be learning about file streams because it is a higher ...more

Hi guys, I'm gonna keep this short because I got assignments and a lot of notes to study and also other how-tos and forums to reads. lol...Since I'm keeping this short...no story time just scenario. And I want to thank n3stor for giving me the idea to post this. Scenario Let ...more

Kali Linux is known as being the de facto penetration-testing Linux distribution but can be a pain to use as an everyday OS — even more of a pain if that means carrying around a second laptop or the constant frustration of using the finicky Wi-Fi on virtual machines. But there ...more

When the Galaxy S6 hype-train was building momentum ahead of the phone's release, many reports had Samsung cutting back on its much-maligned TouchWiz skin. In the end, these reports were either highly exaggerated or entirely fabricated, because while not as egregious as previo ...more

Welcome back, my novice hackers! This is the third installment of my Python scripting series. If you haven't read the previous two articles, take some time now to go back and read Part 1 and Part 2 before you proceed here. As I mentioned in previous tutorials, Python is prob ...more

A lot of time can be wasted performing trivial tasks over and over again, and it's especially true when it comes to hacking and penetration testing. Trying different shells to own a target, and testing out privilege escalation commands afterward, can eat up a lot of time. Fort ...more

Bed bugs are parasites not yet known to spread disease — but they cause plenty of irritation. As scientists and landlords search for new ways to deal with the pests, a new study examines how we can deter bed bugs without so many chemicals. While they don't infect us with anyt ...more

Greetings My Fellow Aspiring Hackers, Its been long since I last posted a tutorial. Its vacation and since I won't be coming home, I've decided to use my day for sharing. I was browsing through old posts and found OTW's article - Hack Like A Pro: How to Find the Exact Locatio ...more

Welcome back, my rookie hackers! Most often, the professional hacker is seeking protected information from the target system or network. This might be credit card numbers, personally identifiable information, or intellectual property (formulas, plans, blueprints, designs, etc ...more

A powered-off Windows 10 laptop can be compromised in less than three minutes. With just a few keystrokes, it's possible for a hacker to remove all antivirus software, create a backdoor, and capture webcam images and passwords, among other highly sensitive personal data. The ...more

This time it's serious. Really. The largest web security vulnerability of all time went public on Monday, April 7th, 2014, resulting in widespread panic throughout the Internet as system administrators scrambled to secure their websites from the OpenSSL bug known as Heartblee ...more