Hack a Computer Using Command Prompt

Whether you're just getting your first Android, or are already on your fifth annual cycle of picking up the latest flagship, there is always the question of what to do after booting up your device for the first time. You can go the route of keeping your device the way the man ...more

Android O has finally arrived—well, it's technically a beta version, but that isn't stopping Android enthusiasts from going crazy about it. The first Developer Preview was released earlier today and is available right now to install on Nexus and Pixel devices. While Android O ...more

People use browsers for all types of things, and in general, we trust a lot of personal information to them. That's why browsers are a perfect attack surface for a hacker, because the target may not even know they are infected and feed you all of the information you could want ...more

Because of the way Android is laid out, you automatically lose a portion of the top and bottom of your screen thanks to the status and navigation bars. The thing is, you don't always need the navigation buttons. By hiding them, you can enjoy more of your Galaxy S10's big, beau ...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

Social engineering is described as the clever manipulation of the natural tendency of human trust. All of the passwords, locks, and encryption in the entire world are useless against a good social engineer who can charm or trick you into giving it up. But what once started as ...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

Android 7.0 Nougat has finally arrived—well, technically, it's in the process of arriving on Nexus devices across the globe. Google uses a staged rollout system to prevent excessive server load when issuing Android updates, which means even though Nougat has made its official ...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

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

Unless you're experienced using the Linux terminal, running ADB and Fastboot commands can get confusing very fast. The problems often stem from having to hunt for various files — usually IMG or ZIP files that you need to mod your Android phone — and then move them to your plat ...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

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

There are more than 2 billion Android devices active each month, any of which can be hacked with the use of a remote administration tool, more commonly known as a RAT. AhMyth, one of these powerful tools, can help outsiders monitor a device's location, see SMS messages, take c ...more

Connecting to your headless Raspberry Pi on the go typically requires a network connection or carrying around bulky peripheral hardware like a screen and keyboard. With the help of an old-school connecting standard, though, you can log into your Pi from any computer using a si ...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

A macOS computer can reveal a lot of information about the owner, including which Wi-Fi network they have permission to access. With an Arduino-based attack, we'll use a five-dollar setup to inject a rogue Wi-Fi network and steal the list of trusted Wi-Fi networks, allowing us ...more

The conversation of which operating system is most secure, macOS vs. Windows, is an ongoing debate. Most will say macOS is more secure, but I'd like to weigh in by showing how to backdoor a MacBook in less than two minutes and maintain a persistent shell using tools already bu ...more

In October of 2017, Mathy Vanhoef released "Key Reinstallation Attacks: Forcing Nonce Reuse in WPA2." This paper demonstrates a way to decrypt traffic on practically any WPA2 network, the most commonly used form of wireless security (seeing as all other forms of Wi-Fi encrypti ...more

Ransomware is software that encrypts a victim's entire hard drive, blocking access to their files unless they pay a ransom to the attacker to get the decryption key. In this tutorial, you'll learn how easy it is to use the USB Rubber Ducky, which is disguised as an ordinary fl ...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

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

Android comprises an entire ecosystem of apps, games, functions, and features, so it would only make sense that it has its own lexicon. Words, phrases, and acronyms that didn't exist ten years ago are now used in an off-the-cuff style by developers and support technicians acro ...more

Android's stock battery menu is pretty decent. You can see which apps have been using the most power, and you can tell when your CPU was awake or asleep, among other things. But a lot of times, battery-sucking services will get lumped under the generic "Android System" header, ...more

For many people, the two main advantages of buying a Nexus device are prompt updates and the ability to root without much hassle. But in a cruel twist of fate, these two features are almost mutually exclusive, since OTA updates will refuse to run on rooted devices. In the pas ...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 tutorial and in this tutorial, We are going to talk as well as know of the possible dangers of metadata in our day to day images. ...more

If you want to follow Null Byte tutorials and try out Kali Linux, the Raspberry Pi is a perfect way to start. In 2018, the Raspberry Pi 3 Model B+ was released featuring a better CPU, Wi-Fi, Bluetooth, and Ethernet built in. Our recommended Kali Pi kit for beginners learning e ...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

The sheer variety of Android devices on the market is staggering—one report suggests there are well over 24,000 distinct phones and tablets floating around out there. When you consider that each manufacturer adds a few tweaks to the Android code base here and there, that makes ...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

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

If your phone has an unlocked bootloader, you can use Fastboot commands to flash factory images. That may sound like a bunch of technical jargon, but when it comes down to it, this is the best method for updating a rooted device, fixing a bricked phone, reverting to stock, or ...more

Jailbreaking gives you root access to the iOS file system, allowing you to install third-party apps and tweaks on your iPhone that aren't available in the App Store. It opens up a whole new realm for what your device can do, but it can also cause instability across the system ...more

Using an iPhone isn't difficult, but it can be if you're using it for the first time, especially if you switched from an Android phone. That's primarily because of the massive difference in the user interface between the two operating systems. And when it comes to taking scree ...more

Update, November 12, 2014: Android 5.0 Lollipop is officially out now. If you haven't gotten the OTA yet, check out our new guide on installing the official Lollipop builds on any Nexus for download links and instructions, for Mac or Windows. Google I/O 2014, the annual devel ...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

RedRabbit is an ethical hacking toolkit built for pen-testing and reconnaissance. It can be used to identify attack vectors, brute-force protected files, extract saved network passwords, and obfuscate code. RedRabbit, which is made specifically for red teams, is the evil twin ...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

Figuring out exactly which apps on your phone are eating through resources and battery life can be a difficult task. Though some information can be found in Android's battery menu, the charts and graphs provided here pale in comparison to what's offered by the GSam app. If you ...more

Welcome back, my hacker wannabees! Most of my recent posts have addressed using Metasploit’s Meterpreter and what we can do once we have embedded it on the victim’s system. This includes remotely installing a keylogger, enabling the webcam, enabling the microphone and recordi ...more

The primary method of activating Siri is done by pressing and holding either the Home or Side button, depending on the iPhone model, but there's a much better way to ask a question to Siri or command it to do something — and you don't need to touch your iPhone at all to do it. ...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

It's easier than you might think to hack into Wi-Fi routers using just one unrooted Android phone. This method doesn't require brute-forcing the password, a Windows OS for converting PowerShell scripts into EXE format, a reliable VPS for intercepting hacked Wi-Fi passwords, or ...more

With a cheap computer, smaller than the Raspberry Pi, an attacker can create a remote hacking device. The device can be attached to a target router without anyone's knowledge and enable the hacker to perform a variety of network-based attacks from anywhere in the world. As th ...more

In previous Android versions, you lost about an inch of screen real estate to the status bar and navigation bar. But if you enable Android 10's new navigation gestures on your Samsung Galaxy, you can regain the bottom part — and with the help of ADB, you can reclaim the top po ...more

The main draw for Google's Pixel series is the software. It rocks a clean version of stock Android instead of a heavy OEM skin like TouchWiz, it gets frequent prompt OS updates, the camera software is downright amazing, and it has perhaps the most fluid UI of any phone. But an ...more

The world of root is upon us, folks. While the LG G3 has be available for purchase for a couple of months now, rooting had been a shaky subject. International and T-Mobile variants enjoyed root from day one, while various security patches left the AT&T and Verizon Wireless var ...more

Welcome back, my novice hackers! We've done a number of tutorials using one of my favorite hacking tools, Metasploit. In each of them, we've used the msfconsole, which can be reached through either the menu system or through simply typing "msfconsole" from the terminal. This ...more

The OnePlus 3 and 3T are two of the most modder-friendly devices to be released in 2016. Not only that, but they're both extremely solid phones which happen to sport a very reasonable price tag. Among the things that make these devices such a joy for tinkerers is the fact that ...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

Lover it or hate it, Android 10 is a big improvement over Android 9 Pie. Based on previous versions, most flagships released in the last two years will get Android 10, but the question is when. So while you wait for those cool new gestures, how about I show you an app that giv ...more

Downloading third-party screen recording apps can be dangerous. The primary function of these apps is being able to record everything on one's display, so it's easy to see how a malicious developer could exploit this for their own gain. That's why the addition of Android 10's ...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

The OnePlus 7 Pro is truly the best phone that the company has ever created to date — it's even one of the hottest phones around regardless of OEM. It offers an awesome display with minimal bezels, a smooth 90-hertz refresh rate, a pop-up selfie camera, and the best triple cam ...more

Welcome back, my fledgling hackers! It's been awhile since we did a Metasploit tutorial, and several of you have pleaded with me for more. I couldn't be happier to oblige, as it's my favorite tool. For the next several weeks, I'll intersperse some new guides that'll help expa ...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

OnePlus phones are easy to root, but that also means they're easy to brick if you get trigger happy with your superuser privileges. If you find yourself in this situation, you'll quickly realize the OnePlus firmware download page doesn't provide files you can flash in Fastboot ...more

With the Galaxy S20, Samsung has officially removed the Bixby button from its flagships. While it was a controversial key, in its later days, it did give us the ability to launch an app or custom action at the press of a button. There's still a way to do something like that, b ...more

The Google Assistant is available almost everywhere. It powers smart speakers like the Google Home, it's built into Android phones, and it can even be installed on iPhones and iPads. So when Google adds a feature like the ability to send reminders to other people's Assistants, ...more