Make Silkscreen Printing Machine

The one thing that separates a script kiddy from a legitimate hacker or security professional is the ability to program. Script kiddies use other people's tools, while hackers and security pros write their own tools. To that end, we're going to see how a stack overflow vulnera ...more

Welcome back, my amateur hackers! Over the course of the next year, we will be developing our own zero-day exploits. In my first article in this series, I introduced you to buffer overflows, which are the source of some of the most lethal exploits, particularly the "remote co ...more

With the heavily anticipated installment of the God of War game series arriving on April 20, PlayStation has taken the opportunity to make its first foray into mobile augmented reality with a companion app. God of War: Mimir's Vision, available now for free on the App Store a ...more

Gaining access to a system is always exciting, but where do you go from there? Root or bust. Sure, a compromised host is a great way to run a botnet, or do some other boring, nefarious thing—but as hackers, we want root. We also want to take the easiest path possible, search o ...more

Welcome back everyone. I apologize for the lack of training articles, but I've been rater busy lately. I've recently picked up a second job and my college courses are now back in session, so I'm a bit strapped for time. FTP is a very important protocol. It's not only importan ...more

Need to add some spooky ambient fog to your super-scary Halloween party? Rather than shelling out money for a fog machine you'll probably only use once a year, make a trip to the nearest drug store and pick up a bottle of glycerin, a gallon of distilled water, a 2-liter bottle ...more

You know Moana's a rock-solid pick for Halloween this year. The question is, how far will you go to become Moana? Are you going to just slap on a cream skirt and a red bandeau? Or do you want to go all out and end up with the finished product like YouTuber Gladzy Kei did? Alre ...more

YouTube illusionist Brusspup has used everything from mirrors to fire to create his optical illusions, but his latest trick is a little more 2D. Using a printer, a transparency sheet and a piece of regular paper, he made several illusions that trick your brain into thinking th ...more

Although it's been several years since Angry Birds first came out, it's still going strong in the App Store, currently third place on the Top Free Apps chart. The new Angry Birds Star Wars is sixth place on the Top Paid Apps chart. What does this show us? Those pesky birds can ...more

The Perpetual Storytelling Apparatus is a project developed by Julius von Bismarck and Benjamin Maus. The drawing device illustrates a never-ending story through the use of 7 million patent drawings (linked by over 22 million references). Scroll past the instructions to go str ...more

First of all, Merry Christmas and Happy New Year to all Null-Byters that learn and teach in this wonderful site. In this article we will explore the basics of the meterpreter's IRB (Interactive Ruby Shell). We will be using Kali version 1 as the attacker machine and Windows 8 ...more

Imagine this scenario: You exploited a system using metasploit and you want to install a backdoor. You have a few options; Use the meterpreter persistence command. Use the meterpreter metsvc command. Use netcat to listen on a port continuously. You have already tried option ...more

Welcome back, my aspiring hackers! Those of you who use Windows in a LAN environment understand that Windows machines can share directories, files, printers, etc. using "shares." This protocol dates back to the 1980s when the then dominant computer firm, IBM, developed a way ...more

With an inconspicuous Android phone and USB flash drive, an attacker can compromise a Windows 10 computer in less than 15 seconds. Once a root shell has been established, long-term persistence to the backdoor can be configured with just two simple commands — all while bypassin ...more

Format strings are a handy way for programmers to whip up a string from several variables. They are designed to save the programmer time and allow their code to look much cleaner. Unbeknownst to some programmers, format strings can also be used by an attacker to compromise the ...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

Penetration-testing frameworks can be incredibly useful since they often streamline certain processes and save time by having a lot of tools available in one place. Of course, the most popular pentesting framework is undoubtedly Metasploit, but there are many others out there ...more

Websites are often misconfigured in ways that allow an attacker to view directories that are not ordinarily meant to be seen. These directories can contain sensitive information such as private credentials or configuration files that can be used to devise an attack against the ...more

Have you ever browsed through Lenses on Snapchat and got bummed out when the app recommends that you "try this with a friend" and you're all alone? Well, now you can take AR snaps with your cat! The new Lenses for cats and their humans reside in the carousel alongside all of ...more

We're inching closer towards the singularity—that point where technology advances to the steepest slope of the logistic function S-curve and simply skyrockets at a rate we've never seen before. Somewhere along the way, the line between humans and the tech we rely on will becom ...more

Believe it or not, there was a time when smartphones weren't the primary tool for taking photos. People actually walked around with bulky film-based cameras on their necks, and some even used cheap disposables. While photography wasn't introduced to the world when smartphones ...more

Frankly, I never cared about the care labels on my clothing. They supposedly held some secret key to keeping clothes clean and bright, but who wants to look at little icons and a bunch of fine print for every single garment they wash? After moving out to go to college, I fina ...more

Command injection is a technique used by hackers to execute system commands on a server, usually via a web application or some kind of GUI. This can happen when an application provides some sort of functionality to the user involving the use of system commands. When the input ...more

After a long hiatus, we shall once again emerge from the shadowy depths of the internet to build an exploit. This time, we'll be looking at how to defeat a non-executable stack by using the ret2libc technique — a lean, mean, and brilliant way of exploiting a stack overflow vul ...more

OpenVAS is a powerful vulnerability assessment tool. Forked from Nessus after Nessus became a proprietary product, OpenVAS stepped in to fill the niche. OpenVAS really shines for information gathering in large networks where manual scanning to establish a foothold can be time- ...more

This is the very first article in my series on setting up a Mac for hacking. In this series, I will be operating under the assumption that you have a clean install of macOS (previously OS X). If you aren't starting with a clean installation, there may be a few differences, but ...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

The art of fuzzing is a vital skill for any penetration tester or hacker to possess. The faster you fuzz, and the more efficiently you are at doing it, the closer you come to achieving your goal, whether that means finding a valid bug or discovering an initial attack vector. A ...more

With the imminent arrival of the HoloLens 2 expected any day now, Microsoft is preparing new users to take advantage of its software from day one. This week, Microsoft uploaded a series of tutorial videos to its YouTube channel for Dynamics 365 Guides, an enterprise AR app th ...more

Not all microwaves are created equal, so when you use the recommended cooking time on any microwaveable meal, chances are you're actually cooking the food too much or not enough. And unless you're really good at mental math or have a virtual assistant that's smarter than Siri ...more

Scanning important paperwork on smartphones is a tedious process, often relying on either external scanners or third-party apps that had to be either purchased or were loaded with annoying ads just to get the job done. Thankfully, iOS 11 now lets you easily scan documents usin ...more

General Motors (GM) seems to have gone to great lengths to avoid lawsuits as it launches its first hands-off driving system in its soon-to-be-launched Cadillac CT6. As GM makes the Cadillac CT6 available to a limited number of reviewers ahead of its launch this fall, early te ...more

Over the course of the past century or so, media consumption has gone from a few readers enjoying their local print publication to billions of users viewing countless hours of video across the globe each day. This was a gradual evolution at first, but recent advancements in mo ...more

Greetings null-bytians. Firstly, I would like to apologize for the no images thing. I guess I can't upload them. If you have watched the documentary titled "In the Realm of the Hackers", the one about two Australian hackers, Electron and Phoenix, you will know that it was a g ...more

Star Trek Communicator badges rule. If you're a Trekkie, you know they are iconic to the TV series. The Next Generation, Voyager, and Deep Space Nine all had these awesome communicator badges. Video: . Step 1: Draw Your Communicator Badges I designed mine in a product called ...more

Text adventure games, such as the well-known Zork series, were some of the first computer games ever made, second only to the likes of Spacewar! and the better-known Pong. So let's travel back in time for a moment, to a time that never was. Charles Babbage successfully built ...more

Determining the antivirus and firewall software installed on a Windows computer is crucial to an attacker preparing to create a targeted stager or payload. With covert deep packet inspection, that information is easily identified. This attack assumes the Wi-Fi password to the ...more

For anyone interested in using cheap, Wi-Fi-connected microcontrollers like the ESP8266, the Arduino programming language can be a barrier to entry. Based on C++, Arduino requires knowledge of more computer science than languages like Python. Fortunately for beginners, setting ...more

Anyone remember Google Goggles? Well, it's back with a new name: Google Lens. But this time, there's more machine learning and it's integrated into many different Google apps and services. The latest is the Google app for iPhones. Adding Google Lens visual search to the Googl ...more

Kali Linux, by default, probably doesn't have everything you need to get you through day-to-day penetration testing with ease. With a few tips, tricks, and applications, we can quickly get started using Kali like a professional white hat. Most Linux distributions are highly c ...more

File inclusion can allow an attacker to view files on a remote host they shouldn't be able to see, and it can even allow the attacker to run code on a target. To demonstrate these vulnerabilities, we'll be practicing PHP file inclusion using the Damn Vulnerable Web App. We'll ...more

The world is full of vulnerable computers. As you learn how to interact with them, it will be both tempting and necessary to test out these newfound skills on a real target. To help you get to that goal, we have a deliberately vulnerable Raspberry Pi image designed for practic ...more

While the world is only recently becoming aware of its existence, augmented reality has been around in some form or another since the '90s. In the last decade, with the advancement and miniaturization of computer technology — specifically smartphones and tablets — AR has becom ...more

Greetings fellow students! I'm currently reading a book called "Violent Python: A Cookbook for Hackers, Forensic Analysts, Penetration Testers and Security Engineers" This book will teach you different kinds of Python programs for hacking, forensics or penetration purposes ! ...more

Welcome to a tutorial on crypting technology. In this article, we will be discussing types of crypters, how they work and why they work. After defining these, we will then make our own basic crypter using the function I gave to you as a task to complete by yourself in the prev ...more

Managing hard drives in Linux is crucial to understanding your system and its operation as well as understanding the system you are exploiting or conducting a forensic analysis on. Linux has numerous commands that can provide us with information, control, and management of har ...more

A while back, I wrote review of my favorite hacking movies of all time. Two of my key criteria were; (1) how realistic was the hacking, and (2) are the hackers portrayed as the "good guys." This past winter, a new hacker movie was released, appropriately named Blackhat starrin ...more

Emojis have transformed the way we laugh and cry, tell stories, give responses, and express excitement to get a drink after work — without any actual text required. Heck, in an incredibly meta move, the Oxford Dictionary even named the "Face with Tears of Joy" emoji as their w ...more

The landscape of the augmented reality space is broad, diverse, and constantly shifting, perhaps more so than any other vertical in technology. At the same time, major players are attempting to standardize various hardware designs and delivery methods, while still others are r ...more

The newest version of macOS has arrived. While everyone's mind is being blown by Mojave's groundbreaking new Dark Mode, we'll be taking advantage of its insecure file permissions to establish a persistent backdoor with a self-destructing payload that leaves little evidence for ...more

Being able to write your own hacking tools is what separates the script kiddies from the legendary hackers. While this can take many forms, one of the most coveted skills in hacking is the ability to dig through the binary files of a program and identify vulnerabilities at the ...more

Apple Pay has been available to use in stores, as well as in select apps and websites, ever since its first appearance in iOS 8.1. Now, with iOS 12, there are currently 13 different iPhone models that support Apple Pay functionality without the use of an Apple Watch, and the l ...more

What if the code you are trying to reverse engineer is obfuscated or somehow corrupted? What if no way is left? Here comes what I like to call (wrongly and ironically) the "brute force of reverse engineering". Before I even start, as always, I wanted to apologize for any uncl ...more

Apple's latest big software update includes an entirely new Apple app, a controversial change in the TV app, better Siri control, an improved Shortcuts app, interesting Safari upgrades, Apple Music Sing, and more. Keep reading to see what iOS 16.2 has to offer your iPhone. Th ...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

Most users don't realize how much valuable data is in their network traffic. With a few simple tools, an attacker can quickly pick out cookies, passwords, and DNS queries from a macOS device as it covertly streams the victim's network traffic to the attacker's system. Here, we ...more

Let's face It ... Pennywise is going to be the Halloween costume to beat this year. It's terrifying, simple enough to pull off, and with the original movie's gargantuan box office gross and the hit status of the sequel, released in September, everyone and their pet dog will ge ...more

Step 1: What Exploit Development Is and Why Should I Be Interested on About This Topic An exploit is a piece of software, a chunk of data, or a sequence of commands that takes advantage of a bug or vulnerability in order to cause unintended or unanticipated behavior to occur ...more

What's up readers? Today I'll be introducing to you a new vulnerability called the Format String vulnerability (in case you missed the title). It won't be much, just a little motivation to keep you guys going. A little teaser, if you may. Pre-requisite information: For those ...more

Of course, if it were a perfect form of currency, it would have become the standard by now. But it hasn't. Wanna know why? The story begins with the advent of agriculture, when humans had settled down under groups as units called villages, over 10,000 years ago. That's when t ...more