Linux

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

Welcome back, my rookie hackers! Several of you have written me asking about where they can find the latest hacks, exploits, and vulnerabilities. In response, I offer you this first in a series of tutorials on finding hacks, exploits, and vulnerabilities. First up: Microsoft ...more

After teasing the feature in Android 10, Google finally added proper native screen recording to Android 11. But when you start a capture, you'll see a small red indicator in your status bar as long as recording is ongoing, which can really distract from your video. Thankfully, ...more

The Pixel 5 is a great value proposition in this era of $1,500 phones. With its reasonable price tag, fully open-sourced software, and unlockable bootloader, it's also an ideal phone for rooting. The process of rooting the Pixel 5 is a tried and true method: Unlock the bootlo ...more

Even if you have the fastest internet connection in the world, it's not going to be fast if your Android device isn't optimized to use all of the bandwidth. I have pretty fast speeds at home, but every now and then my web surfing on my Nexus 7 tablet is halted in its tracks—fo ...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 tenderfoot hackers! In continuing my series on digital forensics using Kali, I want to introduce you to two complementary tools, both built right into Kali Linux. These are Brian Carrier's tools Autopsy and Sleuth Kit. Carrier is one of the leading authoriti ...more

If you're experiencing issues with an app or custom ROM and would like to report your problem to the developer, there's no better way to do it than by capturing a logcat. Android keeps track of all the commands that have been executed by various apps and services, which means ...more

Having an efficient workflow is an integral part of any craft, but it's especially important when it comes to probing apps for vulnerabilities. While Metasploit is considered the de facto standard when it comes to exploitation, it also contains modules for other activities, su ...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

Many online users worry about their accounts being breached by some master hacker, but the more likely scenario is falling victim to a bot written to use leaked passwords in data breaches from companies like LinkedIn, MySpace, and Tumblr. For instance, a tool called H8mail can ...more

For a moment, picture a situation where you want to host some files or images, but you do not want it traced back to you. Perhaps you're working on a project with others and need secure data storage. Anonymity is the new shield of the 21st century—and you best protect yourself ...more

You can't call yourself an Android pro without knowing about Recovery or Download Mode. These menus are critical to do more advanced tasks on your phone, include sideloading software updates and un-bricking a device. But this year, Samsung changed the button combinations that ...more

Welcome back, my hacker apprentices! To enter the upper echelons of hackerdom, you MUST develop scripting skills. It's all great and well to use other hacker's tools, but to get and maintain the upper hand, you must develop your own unique tools, and you can only do that by d ...more

We need to take our privacy and security much more seriously. Whether it's malware-infected apps or the mishandling of our data by companies like Facebook, there are threats all around us in this digital world. Fortunately, some smartphones are simply designed to protect us be ...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

Hangouts and WhatsApp might be the preferred messaging apps for Android, but it's only a matter of time before Facebook Messenger surpasses them. Messenger already dominates iOS devices, and thanks to its ubiquitous platform, messages are easily synced across all of your devi ...more

Due to weaknesses in the way Wi-Fi works, it's extremely easy to disrupt most Wi-Fi networks using tools that forge deauthentication packets. The ease with which these common tools can jam networks is only matched by how simple they are to detect for anyone listening for them. ...more

The internet is constantly under siege by bots searching for vulnerabilities to attack and exploit. While conventional wisdom is to prevent these attacks, there are ways to deliberately lure hackers into a trap in order to spy on them, study their behavior, and capture samples ...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

Open-source intelligence researchers and hackers alike love social media for reconnaissance. Websites like Twitter offer vast, searchable databases updated in real time by millions of users, but it can be incredibly time-consuming to sift through manually. Thankfully, tools li ...more

Putting your Galaxy S9 in Immersive Mode lets you truly enjoy the gorgeous display that Samsung is so famous for. You can't have it set on at all times, however, so you'll still have to deal with the status and navigation bars that cut the phone's aspect ratio down to that of ...more

If you've updated your iPhone 4S or iPad 2 to a version of iOS 7, iOS 8, or even iOS 9, you've probably noticed that its performance is a little more sluggish than it was back when it had iOS 6 and lower on it. Now, thanks to a tutorial from tihmstar, you can downgrade the op ...more

If you remember last time, we successfully uploaded picture with a small hidden PHP command executer embedded in it onto a server. Now, our goal is to take this a step further and get an interactive shell. To do this, we need to upload another file that either binds a port for ...more

Welcome to part three in a series about steganography, the art of hiding things in plain sight. We are practicing steganography because it can be a useful skill if you don't have access to encryption software, or need a quick solution to make sure the sender and recipient are ...more

Hashes containing login passwords are transmitted between Windows computers on local Wi-Fi networks. By intercepting and decrypting these hashes using Responder and John the Ripper, respectively, we can learn a target's login credentials which can be later used to gain physica ...more

Welcome back, my neophyte hackers! In the world of information security, the most common intrusion detection system (IDS) you will ever encounter is Snort. As you probably already know, an IDS works similarly to antivirus (AV) software on your desktop; It attempts to identify ...more

Hi, gang! Time for another hack using Metasploit. We have exploited Windows XP (a very insecure operating system) and we have exploited Ubuntu and installed Meterpreter on a Linux system exploiting the Samba service. Several of you have asked for a hack on more modern Windows ...more

ADB and Fastboot are powerful tools that have always required a computer. But with the right setup, you can now send commands to a phone using another phone. The ADB and Fastboot Magisk module, by osm0sis and Surge1223, will turn your phone into an ADB terminal using root acc ...more

Passwords on Windows are stored as hashes, and sometimes they can be tough to crack. In certain situations, though, we can get around that by using the hash as is, with no need to know the plaintext password. It's especially interesting if we can manage to get the hash of an a ...more

The Windows 10 desktop and microphone can be livestreamed without using Remote Desktop Protocol (RDP) software and without opening any ports on the target computer. A hacker with low user privileges can monitor and exfiltrate a target's every move and private conversation in r ...more

One of the first steps when pentesting a website should be scanning for hidden directories. It is essential for finding valuable information or potential attack vectors that might otherwise be unseen on the public-facing site. There are many tools out there that will perform t ...more

Hello readers, and welcome to Null Byte. Before we start, for those of you who may not know me, my name is ghost_; I'm a relatively active member of our community and have been around for a while. During my time here, I've seen our community cultivate into the brilliant one ...more

Web application vulnerabilities are one of the most crucial points of consideration in any penetration test or security evaluation. While some security areas require a home network or computer for testing, creating a test website to learn web app security requires a slightly d ...more

Mac OS X 10.11 and iOS 9 won't be officially released until later this year, but that doesn't mean you can't get a taste of it today. And the easiest way to do that is to download the new El Capitan and iOS 9 wallpapers. Don't Miss: The Coolest New iOS 9 Features You Didn't K ...more

Welcome back, my budding hackers! One of the keys to being successful as a hacker, pentester, or cyber warrior is the ability to find vulnerabilities or flaws in the target system, which are what we exploit when we hack. We have looked at several ways to do that including var ...more

With the new navigation gestures in Android 10, you reclaim a lot of screen real estate that used to be occupied by the back, home, and recent apps buttons. But there's still a small bar on the bottom edge of the screen, and in most apps, it still sits atop a black background. ...more

When Android 4.4 was released, the massive changelog led to some awesome new features getting lost in the virtually endless list of new tweaks. One such change was the ability to set a default text messaging app, which streamlined the existing process of installing a third-par ...more

The Fire TV Stick, as well as the Fire TV, may be limited by Amazon's fight on piracy, but after a quick sideloading of Kodi, the floodgates are back open with the freedom to stream just about any video or song you want. This is a great new feature to have, but with the locke ...more

Conducting phishing campaigns and hosting Metasploit sessions from a trusted VPS is important to any professional security researcher, pentester, or white hat hacker. However, the options are quite limited since most providers have zero-tolerance policies for any kind of hacki ...more

Welcome back, my hacker apprentices! In recent weeks, the revelation that the NSA has been spying on all of us has many people up in arms. I guess I take it all in stride as I just assume that the NSA is spying on all of us—all of the time. Don't get me wrong, I don't condone ...more

Welcome back, my hacker apprentices! I recently began a new series on digital forensics to show aspiring hackers what the forensic investigator can do and see while investigating a cyber attack. This is the second installment in that series and will focus upon network forensi ...more

When hacking into a network during a penetration test, it can sometimes be useful to create your own wireless AP simply by plugging a Pi into an available Ethernet port. With this setup, you have your own backdoor wireless connection to the network in a matter of seconds. Crea ...more

All across the web, you'll find guides on setting up various apps and mods for your Android device—but while these are certainly useful, they all seem to be working under the assumption that the reader has a certain level of knowledge about Android. For someone that's just get ...more

As you progress in the world of information security, you'll find yourself in situations where data protection is paramount. No doubt you will have files to hide and secrets to share, so I'm going to show you how to use the GNU Privacy Guard (GnuPG or GPG for short) to encrypt ...more

Nmap is more powerful than you know. With a few scripts, we can extend its functionality beyond a simple port scanner and start to identify details about target servers sysadmins don't want us to know. Possibly the most popular and well-known reconnaissance tool currently ava ...more

Leaked databases get passed around the internet and no one seems to notice. We've become desensitized to the data breaches that occur on a daily basis because it happens so frequently. Join me as I illustrate why reusing passwords across multiple websites is a truly awful prac ...more

Who am I? First let me introduce myself. I am Th3skYf0x, an -well lets call it experienced- hacker and i recently found this site and right after that i found this Null Byte "world" soo i thought... Why not teaching instead of doing nothing with my knowledge. Let me get one ...more

The USB Rubber Ducky is a well-known hacking device in the cybersecurity industry, but it needs to be preprogrammed before it can be used. That means it's not easy to issue commands to a target computer since you can't interact with it from afar after plugging it in. And if yo ...more

Hi guys. Hope you all had a good Christmas , today i have a tutorial for you. If you brick you device it's not my fault I will show you how to build the new version of NetHunter and install it to your device(must be a supported device,,see the list below) Nexus 4(mako) Nexu ...more

Deep down inside, Kindle Fires are actually Android tablets — the only trouble is, Amazon has layered so much of a skin on top of it all that you can't normally use Android's main app store, the Google Play Store. The Amazon Appstore, which comes bundled with Kindle Fire devic ...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

Google's Pixel phones claimed the top spot in our ranking of the best phones for rooting, but they do have one drawback from a modder's perspective: Because of their A/B partition layout for seamless updates, the devices don't have official support for Magisk. Thankfully, thou ...more

Hundreds of Windows 10, macOS, and Linux vulnerabilities are disclosed every single week, many of which elude mainstream attention. Most users aren't even aware that newly found exploits and vulnerabilities exist, nor that CVEs can be located by anyone in just a few clicks fro ...more

Hackers rely on good data to be able to pull off an attack, and reconnaissance is the stage of the hack in which they must learn as much as they can to devise a plan of action. Technical details are a critical component of this picture, and with OSINT tools like Maltego, a sin ...more

You may not know what HTTP is exactly, but you definitely know that every single website you visit starts with it. Without the Hypertext Transfer Protocol, there'd be no easy way to view all the text, media, and data that you're able to see online. However, all communication b ...more

Hey Everyone! Welcome to my post. We have seen a numerous GUI Tool in kali linux. Armitage, wireshark, Burpsuite etc,. Lets see an another GUI tool. GHOST PHISHER: Open terminal and type ghost-phisher and you will see various tabs ghost phisher has cool features : 1.HTTP S ...more

The art of privilege escalation is a skill that any competent hacker should possess. It's an entire field unto itself, and while it's good to know how to perform the techniques involved manually, it's often more efficient to have a script automate the process. LinEnum is one s ...more

Many of our members here at Null Byte are aspiring hackers looking to gain skills and credentials to enter the most-valued profession of the 21st century. Hackers are being hired by IT security firms, antivirus developers, national military and espionage organizations, private ...more

A rainbow table can be thought of like a dictionary, except instead of words and their definitions, it holds combinations of characters on one side and their hashed form on the other. What is a hash and why would you want to know what random combinations of characters are hash ...more