Every Windows system includes command prompt; and while a lot of people on Null Byte and WonderHowTo in general know how to use it, some people don't know anything about it, even how to access it. Even if you aren't a Windows user, it's good to know how command prompt works b ...more
After a hacker has configured Metasploit on a remote private server, created a resource script for automation, and created a simple payload, he or she can begin the process of remotely controlling someone's Windows 10 computer with just a few moments of physical access — even ...more
With each year that we anxiously await Apple's next big version of iOS, there comes the sad reality that the eldest iPhones will not continue to receive support. That's not the case with iOS 12, however, as the software is compatible with all iPhones currently running iOS 11, ...more
Welcome back, my hacker novitiates! When we are trying to find vulnerabilities in a website to attack, we need a solid web server vulnerability scanner. Internet-facing web apps can open enormous opportunities for us as they are often riven with vulnerabilities and can often ...more
A simple security flaw can allow an attacker to gain a strong foothold with little effort on their part. When a web application permits remotely hosted files to be loaded without any validation, a whole can of worms is opened up, with consequences ranging from simple website d ...more
Welcome back, my hacker novitiates! In previous guides, we have used one of the most powerful hacking platforms on the planet, Metasploit, to perform numerous hacks. They ranged from exploiting Windows XP and Windows 7/8 vulnerabilities, to installing a keylogger and turning ...more
While the USB Rubber Ducky is well known by hackers as a tool for quick in-person keystroke injection attacks, one of the original uses for it was automation. In this guide, I'll be going the latter, explaining how we can use it to automate Wi-Fi handshake harvesting on the Ra ...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
Rooting is usually the first thing on the to-do list whenever one of us softModders gets a new Android device. Unfortunately our efforts are sometimes hindered by certain obstacles; a common one is a locked bootloader. What Is a Bootloader? A bootloader is the lowest level s ...more
The beauty of having a Google Play Edition HTC One is the ability to get as close to stock Android as possible while still getting some extra non-Google, proprietary HTC features. The newest version of Android, 4.4.3, has just hit the Nexus and Google Play Edition line of phon ...more
Welcome back, my greenhorn hackers! In recent weeks, the Heartbleed vulnerability of OpenSSL has been dominating the information security headlines. This vulnerability enables an attacker to extract data from the server's memory that may contain authentication credentials, co ...more
Keystroke injection attacks are popular because they exploit the trust computers have in human interface devices (HIDs). One of the most popular and easily accessible keystroke injection tools is the USB Rubber Ducky from Hack5, which has a huge range of uses beyond simple HID ...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
Don't think because your MacBook is using FileVault disk encryption your device is secure or immune to hackers. Here's how to find out if that FileVault password is strong enough to withstand an attack from a motivated attacker. FileVault, created by Apple in 2003, is a hard ...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
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
Hi Folks. This is my first post. I will teach how to create a server and client python reverse shell using sockets and python language. The script i'll post here is going to be very simple, and from here you'll have the possibility to adapt to your own purpose. For example, my ...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
The beauty of free apps is that, well, they're free. But as we all know, there is no such thing as a free lunch. Sometimes these "free" applications are only feature-limited mini versions, or they're so littered with ads that opting to pay for it is the only way to actually en ...more
Welcome back, my nascent hackers! In previous tutorials for my Wi-Fi Hacking series, I have shown you how to crack WEP and WPA2 passwords, break a WPS PIN, and create Evil Twin and Rogue access points. In this continuation of the series, let's look at slightly different appro ...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
Millions of travelers pass through airports each day without understanding how powerful and insecure a boarding pass can be. Anyone can scan the boarding pass barcode with a mobile app, allowing access to frequent-flyer accounts and even a passenger's temporary airline account ...more
All of Apple's products are praised for being extremely easy to use. So much so, that your grandma can pick one up and be a "pro" within a few hours. However, this isn't necessarily a good thing for us real power users who want more granular control of our devices. Luckily, M ...more
With an ordinary birthday card, we can introduce a physical device which contains malicious files into someone's home and deceive them into inserting the device into a computer. In my last series, we used a Post-it note to trick a neighbor into visiting a website that we cont ...more
Using Hydra, Ncrack, and other brute-forcing tools to crack passwords for the first time can be frustrating and confusing. To ease into the process, let's discuss automating and optimizing brute-force attacks for potentially vulnerable services such as SMTP, SSH, IMAP, and FTP ...more
With the use of Terminal, anyone can run multiple instances of the same application on a Mac. When you have multiple windows open in a web browser, the windows are all running under the same Process ID (PID). But, with multiple instances, each has its own unique PID. So why wo ...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
Hi , Today i will show you how to do HID Keyboard Attacks With Android BUT without using Kali NetHunter BUT You will need to install custom kernel to your Android device, that will add keyboard+mouse functions to it's USB port,So Lets Get Started Step 1: Prerequisites For Th ...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
Have you ever used an open wifi, which after you connect displays a website to enter your credentials to get internet? That website is called captive portal and widely used in airports, hotels, universities etc. Have you ever wondered what would happen if someone would set up ...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
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
Apple's macOS operating system is just as vulnerable to attacks as any Windows 10 computer or Android smartphone. Hacker's can embed backdoors, evade antivirus with simple commands, and utilize USB flash drives to completely compromise a MacBook. In this always-updated guide, ...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
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
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
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
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
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
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
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
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
Keyloggers are a must-have tool in your arsenal. Hardware keyloggers have the advantage of being undetectable through anti-virus or other protection programs. They also capture keystrokes before the OS even boots up, so they are pretty handy tools. The only issue with these t ...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
This is a very simple, but very funny prank to play on your friends using Windows. Creating the file Begin creating this prank file by opening up a text document in your word editor program. Once you have opened the text document copy this into the document: do msgbox"wha ...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
Hi again, Just wanted to share a neat little code that I found way back, when I was presented with a spreadsheet which was locked and asked to ''unlock'' it or do whatever it takes to enable the user to edit it's contents. Well, I'm not one to say nay to a challenge, however ...more
When Yosemite was released, a more detailed boot screen came to your Mac. So now, just like on Apple's mobile devices, you will see a loading bar telling you how far into the startup process you are. Apple also decided to add a black version of this boot screen to newer Macs, ...more
Defcon is the largest hacker conference with something for everyone, whether it be the talks, parties, villages, or any of the hundreds of events. In this guide, we'll take a holistic view at everything that goes into attending the con for the first time, from securing your el ...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
Apple's iOS 15.4 update for iPhone is out after 46 days of beta testing, and it has some exciting features you won't want to miss. Here's everything you need to know about the new software. The iOS 15.4 software has been available to developers since Jan. 27, 2022, and public ...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
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
Warning Don't torrent things that you do not have the rights to torrent. Everything I torrent, I have a physical copy of, and just want a copy on my computer without causing wear-and-tear on my DVD drive's laser. Piracy is naughty. I used to get extremely frustrated with Bit ...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
Welcome back, my tenderfoot hackers! Now that we have begun this trip down web app hacking lane, we need to first address target reconnaissance. Like any hack, reconnaissance is critical. (Are you tired of me saying that yet?) There is no better telltale sign of a script-kid ...more
When I tried to set up an eviltwin for a MitM-constelation in kali 2.0, I couldn't provide internet to the victim. The origin was the brctl bridging. I have read many tutorials but all of them where explained in backtrack and older versions of kali. So i was searching for a so ...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