Linux

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

Welcome back, my apprentice hackers! As many of you know, I have been hesitant to adopt the new Kali hacking system from Offensive Security. This hesitancy has been based upon a number of bugs in the original release back in March of 2013 and my belief that BackTrack was easi ...more

The Raspberry Pi is a credit card-sized computer that can crack Wi-Fi, clone key cards, break into laptops, and even clone an existing Wi-Fi network to trick users into connecting to the Pi instead. It can jam Wi-Fi for blocks, track cell phones, listen in on police scanners, ...more

OR rather How to make the Backdoor Persistent: Hello, my Cold and Merciless Hackers, Welcome to my 5th Post, In this tutorial I am going to show you how to make the backdoor we created in my guide here a persistent one. I finally found out a way to do this, as I was/am very ...more

ADB and Fastboot are probably the most essential tools for any Android aficionado. They can do everything from backing up your device to unlocking your bootloader with a few simple steps. This paves the way for many new tweaks and customizations that weren't possible before. T ...more

Welcome back, my hacker trainees! A number of you have written me regarding which operating system is best for hacking. I'll start by saying that nearly every professional and expert hacker uses Linux or Unix. Although some hacks can be done with Windows and Mac OS, nearly al ...more

Welcome back, my eager hackers! In recent blogs, I've demonstrated how to grab password hashes remotely using Metasploit's meterpreter and pwdump. Once we have the Windows passwords from the SAM file, we can then crack these hashes using tools such as Cain and Abel. In this ...more

After gaining access to a root account, the next order of business is using that power to do something more significant. If the user passwords on the system can be obtained and cracked, an attacker can use them to pivot to other machines if the login is the same across systems ...more

While many people may use Bluetooth every day, the majority don't know how it works or that it can be hacked. Bluetooth hacking gives a clear window into the world of the target. Nearly every device has Bluetooth capabilities, and people store a great deal of personal info on ...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

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

Recently I was trying to install Kali Live on a USB drive with persistence and struggled to find a tutorial online that was simple and actually worked. After some trial and error I figured out how to do it correctly and decided to make an article for anyone who is experiencing ...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

I am back this time showing you guys how to theme your kali linux. Being true kali is good for pentesting but when it comes to looks it is lifeless , maybe the kali rolling could be an exception but even that makes you feel bored after a long time . So in this tutorial I am go ...more

Withstanding an attack from a motivated hacker is one of the most important responsibilities a system administrator must undertake. This is especially true for websites that may contain sensitive customer information and a high volume of users. So it's important for a sysadmin ...more

OpenVPN is the open-source VPN (Virtual Private Network) client, used over the PPTP (Point to Point Tunneling Protocol). It allows you to connect to a remote network over a secure, encrypted connection and mask your IP addresses over all ports. Since there is only one "hop," t ...more

If you've got a desktop computer, I can almost guarantee that you've got a widescreen monitor set up in landscape mode. It's how just about everyone uses their monitor these days, including myself. Except that it's not always the best way of working. Aside from watching video ...more

In 2019, the Raspberry Pi 4 was released with specs including either 1 GB, 2 GB, or 4 GB of memory, a Broadcom BCM2711B0 quad-core A72 SoC, a USB Type-C power supply, and dual Micro-HDMI outputs. Performance and hardware changes aside, the Pi 4 Model B runs Kali Linux just as ...more

In my first tutorial on Linux basics, I discussed the importance of hackers using Linux and the structure of the directory system. We also looked briefly at the cd command. In this second Linux guide, I'll spend a bit more time with changing directories, listing directories, c ...more

SMB (Server Message Block) is a protocol that allows resources on the same network to share files, browse the network, and print over the network. It was initially used on Windows, but Unix systems can use SMB through Samba. Today, we will be using a tool called Enum4linux to ...more

This year, Google released two Nexus phones to glowing reviews, and as we've grown to expect, the Android community wasted no time in coming up with a root method for both. In fact, legendary root developer Chainfire even devised an entirely new "systemless" method for rooting ...more

When hacking Wi-Fi networks, having the right wireless adapter is essential. But hunting online for one can be a frustrating experience. To see how the handful of Kali-compatible adapters on the market measure up, I ran a series of tests to benchmark and compare their range, s ...more

Welcome, my neophyte hackers! The aspiring hacker needs to know a bit of Linux to be successful, and probably most importantly, Linux networking. To fill that knowledge gap, I'm offering this guide on Linux networking basics. I assume that you understand a small amount of net ...more

In five short years, three generations of ultra-low-cost Raspberry Pi devices have challenged the boundaries of what a person can do with a $35 computer — especially with Kali Linux. With each Pi more powerful and cheaper than the last, the addition of the Pi Zero in 2015 too ...more

Getting root is considered the Holy Grail in the world of Linux exploitation. Much like SYSTEM on Windows, the root account provides full administrative access to the operating system. Sometimes even a successful exploit will only give a low-level shell; In that case, a techni ...more

Welcome back, my hacker wannabees! Since nearly all hacker tools and platforms are developed in the Linux/Unix operating systems, this series of tutorials are for those of you who want to be hackers, but are unfamiliar with Linux. We've looked at numerous basic commands in th ...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

Welcome back, my tenderfoot hackers! This is the third installment of my series on basic Linux skills that every hacker should know. Although some hacking tools are available for Windows and Mac, every real hacker uses Linux—for good reason. Make sure to check out Part 1 and ...more

Hey guys, I am back this time with another small tuto on how to install flash on kali linux . Kali linux is of course one of the best pentesting platforms available now but it's native web browser Iceweasel a modified firefox lacks in flash and java. Keeping java aside lets j ...more

Welcome back, my aspiring hackers! In this series on Linux for aspiring hackers, I'm trying to provide you with the basic skills needed to be capable in Linux as a hacker. One area that's critical that we haven't covered yet is building and managing an Apache web server. Apac ...more

You'll see a lot of Linux action going down here at Null Byte. We use Linux for hacking-related stuff because it provides a more relaxed programming environment, making it easy to write exploits and tools. Linux has many features Windows is lacking, such as full control over t ...more

Hello fellows nullbyters, first of i will start saying that im addicted to this community, i feel the challenge growing up so fast, all the newbies, amateurs,advanced and professionals hackers around trying their best to help the community, badly but we got some script-kids to ...more

Kali Linux is established as the go-to operating system for penetration testing, but in its default configuration, it's less than ideal for regular desktop use. While in many scenarios, a live boot or virtual environment can resolve these issues, in some situations, a full ins ...more

Welcome back, my budding hackers! I began this series on Linux basics because several of you have expressed befuddlement at working with BackTrack on Linux. As a hacker, there is no substitute for Linux skills. Linux beginners are often faced with the issue of how to find fi ...more

Hello, multicolored-hat hackers! Today I am going to show you how to use the wordlists that come preinstalled with Kali Linux to crack those annoying hashes that contain our passwords. I'm sure that at some point in all of your lives, you have attempted to crack a password by ...more

Welcome back, my budding hackers! Metasploit, one of my favorite hacking/pentesting tools, has so many capabilities that even after my many tutorials on it, I have only scratched the surface of it capabilities. For instance, it can be used with Nexpose for vulnerability scann ...more

Cross-compilation allows you to develop for one platform (like Kali) and compile to run on a different platform (such as Windows). For developers, it means that they can work on their platform of choice and compile their code for their target platform. For hackers, it means we ...more

In one of my previous articles, I discussed ShinoBot, a remote administration tool that makes itself obvious. The goal is to see if the user could detect a remote administration tool or RAT on their system. In this article, I'll be demonstrating the use of Pupy, an actual RAT, ...more

Very often we have processes in Linux that we want to always run in the background at startup. These would be processes that we need to start at bootup and always be available to us. If we are running a Linux distribution with a GUI (graphical user interface) like Kali or Ubu ...more

There's no doubt Kali has established itself as the most popular penetration distribution available. However, just because it's the fan favorite of beginners and security researchers doesn't make it right for everyone. Manjaro Linux is a beginner-friendly Arch-based distributi ...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

Kali Linux is the obvious first choice of an operating system for most new hackers, coming bundled with a curated collection of tools organized into easy-to-navigate menus and a live boot option that is very newbie-friendly. But Kali isn't the only distribution targeted at pen ...more

Having a custom Linux distro can be the coolest thing ever. Most of you will probably be satisfied with any particular Linux distribution, but I know I'm not the only one out there who wants it to have custom configurations and programs preloaded while leaving the bloatware be ...more

As a hacker, the final stage of exploitation is covering their tracks, which involves wiping all activity and logs so that they can avoid being detected. It's especially crucial for persistence if the target will be accessed again in the future by the attacker. To show you th ...more

Welcome back, my greenhorn hackers! I've been writing these Linux tutorials in an attempt to fill the void in the education of some aspiring hackers into the Linux operating system. There is a lot to know, and in this tutorial, we'll look at Linux file permissions. Step 1: Ch ...more

File recovery on Linux is a bit different than Windows. It requires different software than the Windows counterparts because every OS has their own file system. Windows uses NTFS, or FAT file systems, while on the other hand, Linux uses ext-based file systems. I personally use ...more

Whether you're white hat, black hat, or some shade in-between, navigating through a network is a core part of hacking. To do that, we need to be able to explore a network to discover the addresses of gateways, interfaces, and other attached devices. When ifconfig just isn't en ...more

Paying for web hosting isn't ideal in most situations. If you have your own website, hosting it yourself is very acceptable and easy to do, assuming your internet bandwidth permits. Most people want to run a personal site, nothing crazy, so hosting from home on low-bandwidth i ...more

Welcome back, my greenhorn hackers! This tutorial will be the fourtenth in the Linux for hackers series and will focus on the MySQL database. Although this is not strictly a Linux tutorial, MySQL is the database of choice on most Linux distributions. In addition, it is the mo ...more

Many windows users, if not all, run into a virus infection once in a while. This is unavoidable when using Microsoft's operating system. Without digressing too much, the fact that Windows is such a popular OS with no controlled software sources makes it easy for viruses and ma ...more

There's over 20 million people out there who use Ubuntu as their main operating system, and the number is steadily increasing due to its thriving community. While it's easy enough to download Ubuntu on your PC, the process to get it on your mobile devices can be fairly more di ...more

Welcome back, my aspiring hackers! One of the areas that often gives Linux newcomers problems are the environment variables. Although Windows systems have environment variables, most users, and for that matter, most administrators, never manage their environment variables. To ...more

Kali Linux has come a long way since its BackTrack days, and it's still widely considered the ultimate Linux distribution for penetration testing. The system has undergone quite the transformation since its old days and includes an updated look, improved performance, and some ...more

Welcome back, my nascent hackers! We have spent a lot of time in previous tutorials focused on hacking the ubiquitous Windows systems, but the vast majority of "heavy iron" around the world are Linux or Unix systems. Linux and Unix dominate the world of Internet web servers w ...more

Welcome back, my hacker novitiates! In an earlier Linux Basics tutorial, I had demonstrated the basics of the Apache web server. Since Apache is the world's most widely used web server on the Internet (as of July 2015, Apache was 38%, IIS was 26%, and Nginx is 15%), the more ...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