How to Change Strings on a Strat

Resflux is an Xposed mod developed by Julian Paolo Dayag, aka WisdomSky, that provides users with a straightforward and functional way to customize and theme almost every aspect of the packages (apps and system components) installed on their Android device. From within an eas ...more

During our last adventure into the realm of format string exploitation, we learned how we can manipulate format specifiers to rewrite a program's memory with an arbitrary value. While that's all well and good, arbitrary values are boring. We want to gain full control over the ...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

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

After a long hiatus, we shall once again emerge from the shadowy depths of the internet to build an exploit. This time, we'll be looking at how to defeat a non-executable stack by using the ret2libc technique — a lean, mean, and brilliant way of exploiting a stack overflow vul ...more

Welcome back, my novice hackers! In a recent tutorial, I showed how the SNMP protocol can be a gold mine of information for reconnaissance on a potential target. If you haven't already, I strongly suggest that you read it before progressing here, as little of this will make m ...more

Welcome back, my rookie hackers! The more we know about a system or network, the better our chances of owning it and not leaving a trace for investigators to follow. One of the often overlooked sources for information is the Simple Network Management Protocol (SNMP). Many roo ...more

In a bold move, Samsung has decided to forgo the Galaxy S11 moniker and jump straight to the S20. Perhaps it's marketing for the new 20:9 aspect ratio and 120 Hz display, or maybe it's just the fact that it's releasing in 2020. Besides the number, Samsung is borrowing from Ap ...more

An attacker with shell access to a Linux server can manipulate, or perhaps even ruin, anything they have access to. While many more subtle attacks could provide significant value to a hacker, most attacks also leave traces. These traces, of course, can also be manipulated and ...more

As a regular Mac OS X user, I have a love/hate relationship with the "Open With" contextual menu. Sometimes, it has just what I need. Other times, it's often packed with unnecessary or duplicate items, or missing the app I want to open the file up with the most. Unfortunately ...more

In a previous article, we learned how to take advantage of a feature, Dynamic Data Exchange (DDE), to run malicious code when a Microsoft Word document is opened. The biggest challenge of this attack is that it requires getting the user to agree to a pop-up prompt. Fortunately ...more

Sometimes our information important. So important that we have to encode it to keep it away from criminals. What better way to encode information than to make our own encoder with Python? In this tutorial, we will cover the basics of cryptography in hopes to make a "gibberish ...more

Yosemite is definitely an improvement over Mavericks, but there are still some painfully obvious and annoying bugs that occur within certain apps. One such example is the elongated "Open" and "Save" dialog boxes, which sometimes stretch all the way down so that the "Open," "S ...more

There has been significant debate over law enforcement's right to access our digital devices in recent years. New tools from Grayshift and Cellebrite are popping up faster than ever to help government agencies, as well as traditional hackers, break into iPhones. If you're conc ...more

Router gateways are responsible for protecting every aspect of a network's configuration. With unfettered access to these privileged configurations, an attacker on a compromised Wi-Fi network can perform a wide variety of advanced attacks. Brute-Forcing Router Logins with Pat ...more

Format strings are a handy way for programmers to whip up a string from several variables. They are designed to save the programmer time and allow their code to look much cleaner. Unbeknownst to some programmers, format strings can also be used by an attacker to compromise 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

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

After you have registered to this site,sign in then to start missions. Basic Missions as you see in the pic in the challenges you can choose any missions but i start from basics. after you go to basic missions(it contains 11 missions) you will see this pic. go to basic 1 St ...more

Apple released iOS 17.4 on March 5 with over 30 new features, but now it's iOS 17.5's turn for the spotlight. The update, currently in beta, gives us a few interesting updates and changes for iPhone, including a new word game, and there's even a sneak peek at what could be com ...more

How to Make Easy Macrame Owl - Wall Hanger Tutorial. You can use this Owl as a Wall Hanger or a Necklace. Changing the string sizes, you can make a bigger or a smaller owl. Video: . See more Macrame Owls bellow: Video: . Video: .

Video: . How To Use a Tampon Buy tampons. As you've probably already seen in the grocery store, tampons come in a variety of types and sizes. Here's what's easiest for your first time: Buy tampons with applicators. Tampons come in two basic types: with applicators, or a plas ...more

You may not have thought of dorks as powerful, but with the right dorks, you can hack devices just by Googling the password to log in. Because Google is fantastic at indexing everything connected to the internet, it's possible to find files that are exposed accidentally and co ...more

QR codes are everywhere, from product packaging to airline boarding passes, making the scanners that read them a juicy target for hackers. Thanks to flaws in many of these proprietary scanning devices, it's possible to exploit common vulnerabilities using exploits packed into ...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

As pentesters and hackers, we're going to be working with text frequently — wordlists, configuration files, etc. A lot of this we'll be doing on our machine, where we have access to whatever editor we prefer. The rest of it will be on remote machines, where the tools for editi ...more

Greetings my fellow hackers, In the previous article, I discussed briefly about ransomwares and their devastating capabilities. Devastating in a way that ransomwares are not only known to encrypt files but to also lockout some specific functions of the system and hold it up f ...more

When you think of Terminal, you probably imagine some hacker sitting in front of their computer in a dimly lit room trying to break into an FBI database. In reality, it's just a simple tool that can make using your Mac much easier. Now, I'm not saying that learning Terminal c ...more

Copy and paste keyboard shortcuts are beautiful gifts from the gods, and any website that blocks such an offering can burn in hell. But really, Cmd+C and Cmd+V (Ctrl+C and Ctrl+V for Windows folks) are second nature to most of us, so it's very frustrating when sites like PayPa ...more

Python is commonly touted as one of the best programming languages for beginners to learn, and its straightforward syntax and functionality makes that hard to argue with. But a lot of tutorials still use Python 2, which is outdated now. Python 3 introduces many new features, a ...more

Compromised uTorrent clients can be abused to download a malicious torrent file. The malicious file is designed to embed a persistent backdoor and execute when Windows 10 reboots, granting the attacker remote access to the operating system at will. Torrent clients like uTorre ...more

Featured on MTV's Catfish TV series, in season 7, episode 8, Grabify is a tracking link generator that makes it easy to catch an online catfish in a lie. With the ability to identify the IP address, location, make, and model of any device that opens on a cleverly disguised tra ...more

Hello people again, I wrote my last post about crypto about 10 months ago, now I will introduce something not fresh for the science, but fresh for the people who wants to learn. In my http://null-byte.wonderhowto.com/forum/cryptography-0161538/ post of crypto concepts, there i ...more

Windows 10 makes it a cinch to change the lock screen background: simply go to Setting -> Personalization -> Lock screen, then change the background to whatever you'd like. But, trying to change the login screen background—the screen where you enter your password—was a long, c ...more

When programming an Excel-file with links between sheets and assorted macros for whatever is needed you may want the file to behave as a program so that users can not access the ribbon even by double-clicking on the top bar. Protect the code from being accessed by pressing alt ...more

BUD switches (short for Block Update Detector) can be triggered without levers, buttons, tripwires, or any other traditional switches. Instead, they're triggered by changes in block status. That is, placing a block, destroying a block, hoeing grass, clearing snow, etc. These ...more

Bash scripting is a convenient way to automate things on any Linux system, and we're going to use it here to automate certain tasks we use all the time. Bash is a simple language for stringing together several different Linux utilities. Its simplicity makes it easy for beginn ...more

When it comes to sniffing Wi-Fi, Wireshark is cross-platform and capable of capturing vast amounts of data. Making sense of that data is another task entirely. That's where Jupyter Notebook comes in. It can help analyze Wi-Fi packets and determine which networks a particular p ...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

Shodan calls itself "the search engine for internet-connected devices." With so many devices connected to the internet featuring varying levels of security, the special capabilities of this search engine mean it can provide a list of devices to test and attack. In this tutoria ...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

The macOS 10.14 security update tried to make parts of the operating system difficult for hackers to access. Let's take a closer look at how its new feature works and what we can do to spoof the origin of an application attempting to access protected data. Apple introduced so ...more

Welcome back! In the last training session we covered how to write and execute scripts. But today we'll be getting back to the code! Today we'll be covering something that is extremely important for building real-life applicable scripts, file input and output. When I say "... ...more

Hello guys, today I wanna share how to create a drag and drop with listbox using VB.net. Just copy and paste the following code under public class. Private Sub ListBox1_DragEnter(ByVal sender As Object, ByVal e As System.Windows.Forms.DragEventArgs) Handles ListBox1.DragEnter ...more

Sometimes you need more than just your brain to split the bill at a restaurant or to calculate how much your cable company is ripping you off. If your math skills are shaky like mine, or you just want to make sure you're unequivocally correct with your calculations, you obvio ...more

Departing from the long string of entertainment-focused partnerships released in recent weeks and months, a new, enterprise-focused Magic Leap app has finally emerged in the form of Onshape. On Wednesday, the Massachusetts-based company officially unveiled its partnership wit ...more

Right before the Labor Day weekend, Apple issued iOS 12 developer beta 12, which comes four days after dev beta 11 and public beta 9, and just one day after announcing the Sept. 12 event. This update primarily fixes a bug where you would be continuously prompted to install a n ...more

Apple released iOS 12 beta 9 to public beta testers on Monday, Aug. 27. The update comes at the same time as the release of dev beta 11. This is surprising, as Apple typically releases developer betas at least a few hours before the public version. Then again, everything Apple ...more

Apple released the eleventh developer beta for iOS 12 to registered software testers on Monday, Aug. 27, only four days after the company unexpectedly released both dev beta 10 and public beta 8. Apple has ramped up its beta release schedule as of late, offering minor updates ...more

Apple released the tenth iOS 12 developer beta unexpectedly Thursday afternoon, Aug. 23. The update comes only three days after the release of iOS 12 developer beta 9, a surprising move for Apple, even with the irregular releases the company has made in recent weeks. Dev beta ...more

Microsoft's built-in antimalware solution does its best to prevent common attacks. Unfortunately for Windows 10 users, evading detection requires almost no effort at all. An attacker armed with this knowledge will easily bypass security software using any number of tools. As ...more

Most streaming platforms have seen a huge viewership increase in the past few months. As a result, wireless carriers and ISPs are struggling to provide the necessary bandwidth for everyone, resulting in some customers being limited to DVD quality. The same applies to YouTube, ...more

KeePassX, 1Password, and LastPass are effective against keyloggers, phishing, and database breaches, but passwords managers rely on the operating system's clipboard to securely move credentials from the password vault to the web browser. It's within these few seconds that an a ...more

It is often said that the best hackers remain unknown, and the greatest attacks are left undiscovered, but it's hard for an up-and-coming penetration tester or white hat to learn anything unless one of those factors is actually known or discovered. But the end goal here in our ...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

WordPress did not become what is arguably the most popular blogging and CMS platform on the planet because it was difficult to use. Rather, its user-friendly and rich feature set led to it finding a home on somewhere north of 70 million websites—and that's just counting blogs ...more

Recently, I've been experimenting with BeEF (Browser Exploitation Framework), and to say the least, I'm hooked. When using BeEF, you must "hook" the victims browser. This means that you must run the script provided by BeEF, which is titled "hook.js", in the victims browser. On ...more

Welcome back, my novice hackers! This next subject might seem a bit obscure, but I promise you, this lesson will benefit you significantly either as a hacker or system admin. This tutorial will cover what is usually referred to as a regular expression, or regex for short. Ma ...more