Work with Files and Applications in Ubuntu Linux

While the majority of America was watching the Super Bowl yesterday, the crew over at the evad3rs was finishing its work on their untethered iOS 6.1 jailbreak called evasi0n. Well, the wait is finally over! Evasi0n, which brings untethered jailbreak for devices running on iOS ...more

The convenience of storing things on the cloud can definitely make life easier, but if you're storing sensitive files, it could be a total disaster if anyone hacked your account. Some encryption services can be expensive, but if you just need it for personal use, there are som ...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

Hacking web applications can sometimes be challenging due to the sheer amount of moving parts they possess. At the core of these apps are HTTP requests and parameters, but these things are often concealed from the user, due to security reasons, convenience, or both. However, a ...more

Web applications are a prime target for hackers, but sometimes it's not just the web apps themselves that are vulnerable. Web management interfaces should be scrutinized just as hard as the apps they manage, especially when they contain some sort of upload functionality. By ex ...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

With all the web applications out on the internet today, and especially the ones built and configured by novices, it's easy to find vulnerabilities. Some are more perilous than others, but the consequences of even the slightest breach can be tremendous in the hands of a skille ...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

While our time with the Protostar VM from Exploit Exercises was lovely, we must move on to bigger things and harder challenges. Exploit Exercises' Fusion VM offers some more challenging binary exploitation levels for us to tackle. The biggest change is that these levels are al ...more

In the previous article in this short series, we learned how to find our neighbor's name using publicly accessible information and how to monitor device activity on their home network. With this information at our disposal, it's time to get into installing and configuring the ...more

Essential just dropped the Oreo Beta Program for their flagship PH-1 phone. Users have been eagerly awaiting this update as the early Nougat builds of the PH-1 software have suffered from numerous performance issues and lag. The good news is that you can grab the Oreo update t ...more

To really personalize your HTC 10, you'll need to be rooted — but that can't happen unless you unlock your bootloader. Thankfully, HTC has made it relatively easy to unlock the bootloader on their 2016 flagship. Unlocking your bootloader will make it a breeze to install TWRP, ...more

SSH local forwarding is a must for covering your tracks and getting out there to do your work. Also called SSH tunneling, this process will put one or more steps between your machine and the machine you're working on, for security and other purposes. It can be a bit daunting f ...more

One of Android's biggest strengths is its ability to interact with other operating systems. When you plug your phone into your Windows PC, you instantly see all of the files it holds—and all it takes is a simple syncing app to do the same with Mac. To top that off, apps like P ...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

Welcome back Null-Byters! You finally have the pre-basics of CSS and we can begin with styling our web page. If you did not read our last adventure, I suggest you go and read it. Heads Up: Attributes in HTML are the little additions to a tag. They go inside of the opening tag ...more

Welcome back, my greenhorn hackers! Many new hackers come from a Windows background, but seldom, if ever, use its built-in command-line tools. As a hacker, you will often be forced to control the target system using just Windows commands and no GUI. Although we would love to ...more

Welcome back, my tenderfoot hackers! Recently, Microsoft released a new patch (September 8, 2015) to close another vulnerability in their Windows Vista, 7, 8, and 8.1 operating systems. The vulnerability in question (MS15-100) enabled an attacker to gain remote access to any ...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 back, my hacker novitiates! Eluding and evading antivirus software and intrusion detection systems is one of the most critical tasks of the hacker. As soon as a new exploit is developed and discovered, the AV and IDS developers build a signature for the attack, which ...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 greenhorn hackers! In previous Wi-Fi hacking tutorials, I have shown you ways to create an Evil Twin, to DoS a wireless AP, and to crack WEP and WPA2 passwords, but in this tutorial, I will show you something a little bit different. In many restaurants, hote ...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

Welcome back, my tenderfoot hackers! We have looked at a number of ways that we sniff traffic on the network with such tools as Wireshark, tcpdump, dnsiff, and others, but each of these tools is only capable of pulling packets off the wire. Those packets can be examined for ...more

Welcome back, my novice hackers! I have tried to emphasize throughout this "Hack Like a Pro" series that good reconnaissance is critical to effective hacking. As you have seen in many of these hacks, the techniques that we use are VERY specific to the: Operating system, Serv ...more

Welcome back, my budding hackers! In my continuing series on Linux basics for aspiring hackers, I now want to address Loadable kernel modules (LKMs), which are key to the Linux administrator because they provide us the capability to add functionality to the kernel without hav ...more

Welcome back, my fledgling hackers! Nearly every commercial enterprise worth hacking has an intrusion detection system (IDS). These network intrusion detection systems are designed to detect any malicious activity on the network. That means you! As the name implies, a networ ...more

Like a computer, your brain can store and process large amounts of information. It can remember names, solve math problems, and save tips that you might need at a later time. Unlike a brain, though, computers tend to collect information that might not be important. Not only t ...more

After an update on Sept. 22, 2020, the Checkra1n jailbreaking tool expanded its compatibility to include iOS 12.0 to iOS 12.2, as well as iOS 13.5.1 to iOS 13.7. More importantly, however, it now can jailbreak iOS 14 on select iPhone models, with more support coming soon. The ...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

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

Hello! This is my first post on this awesome website! I know that Windows exploits are less common than the more advanced hacks, but I found something I deem pretty cool and figured why not share it with you all. Alright, enough about me, lets begin. Warning: This resets your ...more

Koushik Dutta, the developer behind the Android app AllCast, has made the leap over to the realm of personal computers with his latest offering. AllCast Receiver for the Chrome browser, much like its Android counterpart that turns older devices into media servers, allows you ...more

Welcome back, my greenhorn hackers! Earlier in this series, I showed a you a couple of different ways of fingerprinting webservers. Probably the easiest way, is to use netcat and connect to port 80 and pull the webserver banner. The banner is simply the application advertisi ...more

Welcome back, my hacker novitiates! Finding vulnerabilities in systems can be one of the most time-consuming tasks for a hacker. There will be times, though, when you'll find yourself in a position that you know that a particular port represents a vulnerable application or se ...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

The only thing better than programming MicroPython is programming MicroPython over Wi-Fi. So once you set up MicroPython on a microcontroller and have it on its own power source, you won't need to use a data cable to connect to it whenever you need to interact with it, program ...more

Attacks against databases have become one of the most popular and lucrative activities for hackers recently. New data breaches seem to be popping up every week, but even with all of that attention, databases continue to be a prime target. All of these attacks have to start som ...more

SSH, or the secure shell, is a way of controlling a computer remotely from a command-line interface. While the information exchanged in the SSH session is encrypted, it's easy to spy on an SSH session if you have access to the computer that's being logged in to. Using a tool c ...more

One vital part of Android 10's new navigation system is the "QuickStep" gesture. Swipe up from the bottom of your screen, then pause. You'll see your recent apps along with a dock containing a handful of icons for quick access. This dock is provided by the phone's launcher, wh ...more

It's been said time and time again: reconnaissance is perhaps the most critical phase of an attack. It's especially important when preparing an attack against a database since one wrong move can destroy every last bit of data, which usually isn't the desired outcome. Metasploi ...more

Post-exploitation information gathering can be a long and drawn-out process, but it is an essential step when trying to pivot or establish advanced persistence. Every hacker should know how to enumerate a target manually, but sometimes it is worth it to automate the process. M ...more

TWRP won't be ready for the Pixel 4 and 4 XL until months after release. But since you can already root with Magisk and tinker with the OS, you might find yourself in a situation where your phone won't boot, yet you don't have a custom recovery installed to fix it. Luckily, th ...more

Whether you love Motion Sense or think it's a gimmick, one thing we can agree on is that its functionality is limited. It's currently limited to switching tracks on a playlist, snoozing alarms, silencing calls, lowering the volume of alerts, and checking notifications. But a n ...more

One of the first steps in attacking a web application is enumerating hidden directories and files. Doing so can often yield valuable information that makes it easier to execute a precise attack, leaving less room for errors and wasted time. There are many tools available to do ...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

UAC is something we've all dealt with on Windows, either as a user, administrator, or attacker. It's a core feature of the Windows security model, and for the most part, it does what it's supposed to. But it can be frustrating as a hacker when attempting privilege escalation, ...more

Information gathering is one of the most important steps in pentesting or hacking, and it can often be more rewarding to run things on the target itself as opposed to just running scripts against it remotely. With an SQL injection, a hacker can compromise a server and, ultimat ...more

With a simple social engineering trick, sudo passwords can be captured in seconds without the target's knowledge. The passwords can then be saved to a file or exfiltrated to another computer on the network. After exploiting a system, penetration tester's and hackers will ofte ...more

Cross-site scripting is one of the most common vulnerabilities found on the web today, with repercussions of this type of flaw ranging from harmless defacement to sensitive data exposure. Probing for XSS can be tedious and time-consuming for an attacker, but luckily there are ...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

As Android bug bounty hunters and penetration testers, we need a properly configured environment to work in when testing exploits and looking for vulnerabilities. This could mean a virtual Android operating system or a dedicated network for capturing requests and performing ma ...more

When it comes to modding Android, there's no better tool than Team Win's TWRP custom recovery. You can use it to root your phone, flash mods like Magisk or Xposed, and even replace the entire operating system with a custom ROM like LineageOS — honestly, there's not much this u ...more

Google, Amazon, and Facebook are always listening. But what's worse? Hackers are listening, too. Windows PCs are particularly vulnerable, but with a few simple commands, a remote attacker can even take over the microphone on someone's Mac computer, streaming audio and listenin ...more

Earlier this year, we got our first taste of Android Pie in the form of Developer Preview 1. As with all past Android previews, DP1 was limited to Google devices — but at Google I/O 2018, Google announced that Developer Preview 2 would be accessible to other devices, including ...more

A convincing domain name is critical to the success of any phishing attack. With a single Python script, it's possible to find hundreds of available phishing domains and even identify phishing websites deployed by other hackers for purposes such as stealing user credentials. ...more

Now that we've had a chance to jump into the Lumin SDK documentation at Magic Leap's Creator Portal, we now have much more detail about how the device will function and utilize software than any single piece of content released by Magic Leap to date. So now that much of the m ...more

Hackers often rely on lazy system admins and unpatched vulnerabilities to get access to a host. Keeping intruders off of our machines requires us to update daily, only run the services we need, and read the code, among other things, but we can still make mistakes. Luckily for ...more

Root, TWRP, Xposed, Magisk, custom ROMs — before you can have any of these, the first thing you should do is unlock your bootloader. Thankfully, the Pixel 2 and Pixel 2 XL are some of the most modder-friendly phones out there, so you only need to send a single fastboot command ...more

Steganography is the art of hiding information in plain sight, and in this tutorial, I'll show you how to use Steghide — a very simple command line tool to do just that. In addition, I'll go over a bit of conceptual background to help you understand what's going on behind the ...more