Linux Part 2

Computer viruses are terrifying. They are undetectable, dangerous, and operate constantly right under your nose. For the average computer user, there are only a few repair options. You could buy expensive antivirus software that causes more problems than it fixes, you can wipe ...more

We're nearly done getting our Mac set up for hacking. If you haven't checked out previous tutorials, I'd recommend you do so first before diving right into this one. While macOS is a powerful POSIX-compliant operating system, some of our Linux tools do not work out of the box ...more

Today I am going to teach the various ways that you can use social engineering to hack a system. For those of you that have followed my past tutorials, you know that social engineering can unlock a world of possibilities. This is because no matter how many firewalls, no matter ...more

Samba can be configured to allow any user with write access the ability to create a link to the root filesystem. Once an attacker has this level of access, it's only a matter of time before the system gets owned. Although this configuration isn't that common in the wild, it do ...more

Armis Labs has revealed eight vulnerabilities, called "BlueBorne", which put 5.3 billion Android, iOS, Windows, and Linux devices that use Bluetooth at risk. With it, hackers can control devices, access data, and spread malware to other vulnerable devices through networks. In ...more

Rooting a phone lets us install custom operating systems, known as ROMs, which replace the device's preinstalled OS. Most custom ROMs are based on code from the Android Open Source Project (AOSP), which gives them a look and feel similar to Google's version of stock Android. B ...more

The threat of an evil access point has been around for a long time, and with the rise of open public Wi-Fi, that threat is often overshadowed by how comfortable we are using third-party Wi-Fi hotspots at coffee shops and public spaces. While we've shown an evil twin attack usi ...more

In 2013, Offensive Security released Kali Linux, a rebuild of BackTrack Linux derived from Debian. Since then, Kali has gone on to become somewhat of a standard for penetration testing. It comes preconfigured with a collection of tools accessible by a menu system, tied togethe ...more

Since I first announced the new Null Byte recognition for excellence a few weeks ago, several of you have written me asking, "How can I study for this certification exam, and what material will be covered on the exam?" Now I have an answer for you. The White Hat Hacker Associa ...more

Privilege escalation is one of the essential skills a hacker can have and often separates the newbies from the pros. With a continually changing landscape and a plethora of exploits out there, it can be a problematic aspect of any attack. Luckily, some tools can help expedite ...more

The USB Rubber Ducky and the Digispark board both suffer from the same issue when attacking macOS computers: a keyboard profiler pop-up which tries to identify any non-Apple USB keyboards. While it's an annoying setback, the solution is a simple modification that allows Mac co ...more

To hack a Wi-Fi network using Kali Linux, you need your wireless card to support monitor mode and packet injection. Not all wireless cards can do this, so I've rounded up this list of 2019's best wireless network adapters for hacking on Kali Linux to get you started hacking bo ...more

Did you know Kali 1.0.8? You probably did, and you probably know about the EFI boot option that has been added. That's a very interesting new feature because it allows Kali to be easily booted on Mac too, and every EFI-supported device. First three preview lines gone? As alw ...more

This is my first article on here, it's based off of a project that I'm working on at school which is on three ways to bypass windows user password's. If all goes as planned and you all would like I'll work on part two and part three and post them as soon as I can. I do have to ...more

It's easy to run Kali Linux from a live USB on nearly any available computer, but many publicly accessible laptops and desktops will be locked down to prevent such use. School, work, or library PCs can be secured with a BIOS password, which is often an easily recovered default ...more

INTRODUCTION Hello dear null_byters here we go again with our third part of this serie. in this third part of our series I'd like to do a demonstration or continuation on fuzzing, but I think I should leave for later because the next tutorials about fuzzing will require from ...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

Hello my anxious hackers, the week has started and here we begin a new series that I think will help many here and not only, for those that have the opportunity to follow our tutorials but they are not yet part of the community. Don't be a script-kid? what do you mean? In pro ...more

In this tutorial I am going to show you how to create an undetectable Meterpreter Trojan using a Domain name. I have taken a few guides/tutorials and built it into one. The first part is creating the DNS Payload. The second part is creating the Executable file. Part 3 is using ...more

Web applications are becoming more and more popular, replacing traditional desktop programs at an accelerated rate. With all these new apps out on the web comes various security implications associated with being connected to the internet where anyone can poke and prod at them ...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

Okay, so first off, I absolutely did not, any any way shape or from, take part in the writing of this article, but I really think that this will be helpful to all of us Kali users. Here is the article made by blackMORE Ops: 20 things to do after installing Kali linux

Welcome, everyone! While Linux distributions are almost always used for exploits, security, pentesting and other stuff covered in Null Byte, knowing the Windows Command Line (or Command Prompt) is a useful skill that can help you in various ways, such as using exploit program ...more

If you ever want to root your OnePlus 6, install TWRP, get Magisk and Xposed, or flash a custom ROM, the first thing you'll need to do is unlock your bootloader. Your bootloader is a piece of firmware that loads up the operating system on your phone. Normally, it's programmed ...more

One of the best ways to improve your skills as a hacker is to learn to combine different avenues of attack to achieve success. What if it were possible to get a victim to connect to our machine and execute a chosen payload on our behalf? This is indeed possible with the almigh ...more

Android used to have a notification ticker, but those days are long gone. Now, important new messages pop up on the top half of your screen with what's known as a "heads up notification." If you're in the middle of something, these popup notifications can be pretty annoying — ...more

What appears to be an ordinary MP4 may have been designed by an attacker to compromise your Linux Mint operating system. Opening the file will indeed play the intended video, but it will also silently create a connection to the attacker's system. Understanding the Attack Whi ...more

After enabling disk encryption, creating encrypted disk images, installing KeePassX and iTerm2, and using Git with local repositories, the next step to getting your Mac computer ready for hacking is setting up a package manager that can install and update open-source hacking t ...more

The default tool for payload generation is MSFvenom, a Metasploit standalone payload generator as well as encoder. This tool is an incredibly powerful tool for payload generation, but it can be difficult and requires a bit of reading for newer users. Even after the initial re ...more

Probably SSH is not as clean and fast as other useful tools like netcat, but it has some features which are very useful, and when you'll need them, here's how to behave with that huge amount of computers all over your house. Probably, you already know what SSH means, but for ...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

As we reported first here on Gadget Hacks, the Google Pixel and Pixel XL have unlockable bootloaders, with the exception of models purchased from Verizon. This means that once the TWRP custom recovery is installed, you can flash ZIPs and even root your device in a few taps—as ...more

Welcome back, my hacker novitiates! In the previous part of this series, we looked at how to use Metasploit's web delivery exploit to create a script to connect to a UNIX, Linux, or OS X machine using Python. Many members of the Null Byte community have asked me, "Can we do t ...more

If left unattended, a hacker with a USB Rubber Ducky and physical access to the computer can infiltrate even the most secure computer. Such attacks often go undetected without the use of a tool like USBRip, which can provide you with assurance that your device hasn't been comp ...more

If you're one who likes to tinker with Android, TWRP is the first thing you should install. It replaces your phone's stock recovery mode interface and adds over a dozen advanced features to your device—most notably, the ability to flash ZIPs that can modify practically every a ...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

There were some new hurdles to clear, and then there were a few more, but legendary root developer Chainfire has created a fully-functional root method for Google's Pixel and Pixel XL flagships. Like past devices, this method relies on the SuperSU ZIP, but now, there's an addi ...more

If your phone has an unlocked bootloader, you can use Fastboot commands to flash factory images. That may sound like a bunch of technical jargon, but when it comes down to it, this is the best method for updating a rooted device, fixing a bricked phone, reverting to stock, or ...more

Using just a small sticky note, we can trigger a chain of events that ultimately results in complete access to someone's entire digital and personal life. Imagine arriving home one night after work and there's a Post-it note on your apartment door with the website "your-name- ...more

Hi guys. I'm here to go for level 7 now lets get it start but i apologize u all that i posted this very late but now lets rock: Level 7 this level says: This time Network Security sam has saved the unencrypted level7 password in an obscurely named file saved in this very di ...more

If you installed Android 9.0 Pie, you might have enjoyed trying out some of the new features in the latest version of Google's OS. However, change isn't always a good thing, so you might be wishing you could downgrade back to Oreo right about now. Good news — you can. Unfortu ...more

Android 11 won't be available as a beta update for Pixel devices until May 2020. Until then, the only way to try the latest Android version is by manually installing it. Usually, this means carrier models are left out since their bootloaders are locked, but there's still a way ...more

The Pixel 4 is one of the most talked-about phones of 2019, and it has many things going for it, especially in the world of rooting and modding. Just as with previous Pixel generations, unlocking the bootloader is the gateway to realizing your device's true potential. It can m ...more

The first thing you'll always have to do before getting your customization game on with most phones is to unlock the bootloader. Doing so opens the true potential of the device, allowing you to root, install TWRP, Magisk, custom ROMs, and other mods. No matter your wants or ne ...more

When it comes to modding an Android device, a custom kernel can take you farther than almost anything else. Most offer the ability to overclock your processor for performance gains, change your CPU governor, or even under-volt to increase battery life, among other features. O ...more

Well hello dear readers of Null byte, let me start off stating english is not my first language and they will be some grammar mistakes. This also is my first tutorial so don't hesitate to give me feedback :) You may have made a malicious apk (android package) before on kali, ...more

This is the first installment in a new series that I am calling "Hacker Hurdles." These are things, methods, techniques that make our job as hackers more challenging and difficult. Don't misunderstand me, these items don't make our task impossible, but rather more challenging ...more

Correctly identifying the underlying technologies that run on a website gives pentesters a considerable advantage when preparing an attack. Whether you're testing out the defenses of a large corporation or playing the latest CTF, figuring out what technologies a site uses is a ...more

Hi, everyone! Recently, I've been working on a pretty interesting and foolish project I had in mind, and here I'm bringing to all of you my findings. This guide's main aim is to document the process of building an Android kernel, specifically a CyanogenMod kernel and ROM, and ...more

I already know what you're thinking: this guide is blasphemy. I am showing you how to turn a Galaxy Note 10 or 10+ into an iPhone 11 Pro Max. And while I'd usually agree with you, hear me out. How can you know you don't like something until you try it? So here is your way of t ...more

The Pixel 3a came out of nowhere and flexed its muscles to show the industry that you can have a great phone without a hefty price tag. Since Pixel smartphones are first-party devices straight from Google, you can be sure you'll have root access one way or another. For right n ...more

During the Google I/O 2019 keynote, the latest Android Q Beta was released to the public for Pixel smartphones along with 15 other non-Pixel devices. It's the third Developer Preview for Android 10, but it's the first official public beta outside of Google's Pixel smartphones. ...more

Greetings my fellow aspiring hackers, Huh :) . Its that part of the year when friends and family come together for reunions and family gathering. Christmas is the only time of the year where the sensation and desire to bond and repair lost and broken relationships becomes str ...more

In this simple tutorial you will be shown step-by-step how to write local shellcode for use on 64-Bit Linux systems. Shellcode is simple code, usually written in assembly that is used as payload in exploits such as buffer overflow attacks. Payloads are the arrow head of an exp ...more

If you're looking into rooting your device yourself, you're going to need ADB and Fastboot on your computer. The Android Debug Bridge (ADB), is a command-line-based tool that allows for interaction between your computer and your Linux-based Android device. Fastboot is an engi ...more

Android phones finally have a true AirDrop alternative called "Nearby Share." The new feature was added through an update to the Google Play Services app that comes pre-installed on all Android devices in the US, so you don't even have to wait on a firmware upgrade — it's just ...more

Welcome back, my greenhorn hackers! A few years back, Microsoft implicitly recognized the superiority of the Linux terminal over the GUI-based operating system by developing PowerShell. Since Windows 7, every Windows operating system has had PowerShell installed by default, a ...more

This how-to is for everybody who faced the problem of intercepting personal data sending through the Internet and is looking for fast and secure method to protect his activity in the global network. For these purposes I recommend VPN connection (creation of special tunnel thr ...more

Welcome back, my budding hackers! As you know, I firmly believe that to be a true professional hacker, you need to be proficient in Linux. This is for a number of good reasons. Most hacker tools are developed in Linux (well over 90 percent). Linux offers us greater granulari ...more

Although the Essential PH-1 got off to a rocky start, thanks to steady updates, it has slowly become one of the best Android phones to come out in recent years. For $499, the Essential Phone is a cheaper Pixel, receiving updates almost as soon as the Pixel lineup does. What's ...more