How to Root

Welcome back, my apprentice hackers! As many of you know, I have been hesitant to adopt the new Kali hacking system from Offensive Security. This hesitancy has been based upon a number of bugs in the original release back in March of 2013 and my belief that BackTrack was easi ...more

Just the fact that you own an Android device means you're privy to an entire world of third-party development. Many of the mods you'll see here on Gadget Hacks can be performed fresh out of the box, but with root and Xposed, the list grows longer. But to truly be able to take ...more

The PlayStation 4 has been around since 2013 and has brought with it countless game releases since then. One thing that hasn't changed, though, is the strict device restrictions on the PS4 Remote Play feature for streaming your games. The capability has always been there, but ...more

Amazon thinks that by simply removing an app from their Appstore, that they will stop users from accessing it. But with Android OS powering their Fire TV Stick and Fire TV, there really isn't anything they can do to prevent us from sideloading an APK onto the streaming media d ...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

Traditional root ad-blockers like AdAway and AdBlock Plus have no effect on YouTube anymore. Until now, if you wanted to get rid of the commercials that play before your favorite videos, there have only been two ways—either by paying for a YouTube Red subscription, or by using ...more

Welcome back, my apprentice hackers! In this series on password cracking, I have been attempting to develop your skills in the age-old art of password cracking. Although it might seem like a simple and straightforward exercise, those of you who have attempted password crackin ...more

OR rather How to make the Backdoor Persistent: Hello, my Cold and Merciless Hackers, Welcome to my 5th Post, In this tutorial I am going to show you how to make the backdoor we created in my guide here a persistent one. I finally found out a way to do this, as I was/am very ...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

The Galaxy S8 and S8+ might not have made it into the hands of the public yet, but we sure have come across a lot of the stock apps from Samsung's latest flagship phones. First, there was the new launcher, then Hello Bixby, and now, the extremely elusive Record Screen feature ...more

There's a lot of conflicting information out there when it comes to the best habits for charging a smartphone's battery, so let's clear some of that up right off the bat. Lithium ion batteries (the type used in most modern electronics) start to lose their ability to hold a cha ...more

In my first installment in this series on professional hacking tools, we downloaded and installed Metasploit, the exploitation framework. Now, we will begin to explore the Metasploit Framework and initiate a tried and true hack. Before we start hacking, let's familiarize ours ...more

Everyone's been talking about Samsung's new Galaxy S8 and S8+, but not all of the chatter is positive. The fingerprint scanner is in an awkward location, the North American variant is simply not as smooth and fluid as the international model, and Samsung Experience is nothing ...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

When Google released the first Developer Preview build of Android 7.0 Nougat, users were happy to see that a new "Night Mode" was included among the changes. The feature would cancel out any blue light emitted from your screen to help you get to sleep a bit earlier, quite simi ...more

ADB and Fastboot are probably the most essential tools for any Android aficionado. They can do everything from backing up your device to unlocking your bootloader with a few simple steps. This paves the way for many new tweaks and customizations that weren't possible before. T ...more

This is my first contribution in an ongoing series on detailing the best free, open source hacking and penetration tools available. My goal is to show you some of the quality tools that IT security experts are using every day in their jobs as network security and pen-testing p ...more

Search engines index websites on the web so you can find them more efficiently, and the same is true for internet-connected devices. Shodan indexes devices like webcams, printers, and even industrial controls into one easy-to-search database, giving hackers access to vulnerabl ...more

Many game developers have finally realized that in order for their games to be successful, they have to support Android. To really win Android users over, they should also accommodate us hardcore gamers who have OTG cables with the ability to hook up controllers to our devices ...more

Long time reader, first time 'How To' poster. This tutorial has been highly requested. Here are the steps to perform a Pixie Dust attack to crack a WiFi password that has WPS enabled. Please note, this attack is very specific in nature. I've had a lot of success running this ...more

The list of streaming services is pretty vast, from HBO GO to Hulu to Netflix, these subscription-based services have never been so popular, and have never been easier to watch now that they have Chromecast support. As great as these services are, there are a few drawbacks. W ...more

Welcome back, my neophyte hackers! Have you ever had a neighbor that you're certain is up to no good? Maybe you've seen him moving packages in and out at all hours of the night? Maybe you've seen people go into his home and never come out? He seems like a creep and sometimes ...more

With tools such as Reaver becoming less viable options for pen-testers as ISPs replace vulnerable routers, there become fewer certainties about which tools will work against a particular target. If you don't have time to crack the WPA password or it's unusually strong, it can ...more

Not having internet sucks! We do a ton online these days, from working, shopping, studying, and collaborating, to watching fail videos and endlessly clicking through memes. But sometimes your mobile screen is just not big enough! So, wouldn't it be cool if you could use your ...more

When someone asks me why they should root their phone, one of the top reasons I always give is that it enables you to install the Xposed Framework. Created by developer Rovo89, Xposed basically hooks into the Android system, then allows users to simply install mini-apps called ...more

Uninstalling an app on your Mac isn't as straightforward as you would think. When you drag and drop an app into the Trash, then empty it, the main app itself may be gone, but many associated files and folders are left behind. So how do you get rid of them? There are a couple o ...more

If you've ever owned an HTC device or anything in the Nexus line, odds are, you have typed the word "fastboot" into your command line at one time or another. That said, odds are, you have only just barely scratched the surface of what this handy little Android tool can do. Let ...more

Welcome back, my hacker trainees! A number of you have written me regarding which operating system is best for hacking. I'll start by saying that nearly every professional and expert hacker uses Linux or Unix. Although some hacks can be done with Windows and Mac OS, nearly al ...more

Welcome back, my greenhorn hackers! Continuing with my series on how to crack passwords, I now want to introduce you to one of the newest and best designed password crackers out there—hashcat. The beauty of hashcat is in its design, which focuses on speed and versatility. It ...more

Apple released the new Mac OS X 10.10 Yosemite in the Mac App Store for everyone to download and install for free on October 16th, 2014, but downloading a 5+ GB file for each of your computers will take some serious time. The best thing to do is download it once and create a b ...more

Welcome to the second Null Byte in a series educating you on Social Engineering awareness and techniques. Today, I'm going to show you how a saavy Social Engineer would trick a friend into unknowingly surrendering their Facebook password. My intent is to warn and demonstrate h ...more

UPDATE: This post is outdated, the latest version with the correct links and updated instructions can be found at my blog, here - https://techkernel.org/2015/12/19/embed-metasploit-payload-in-apk-manually/ Hi guys, I'm here again with my second tutorial, as I promised. Metas ...more

Because of Android's new SafetyNet system, certain apps can now block rooted users or prevent you from accessing them altogether — but at least for now, there are still ways around these restrictions. You can pass most of SafetyNet's checks with Magisk and systemless root, bu ...more

The Jelly Bean update brought a lot of cool features to the Samsung Galaxy S3, but one nasty bug remained. Something was causing "Android System" usage to be consistently high. Of course, the percentage of this process that is used is dependent on what you're doing at any give ...more

Wi-Fi signals have limited range, so if you live in a two-story house or work in a larger office, you may have set up multiple routers or repeaters to ensure full wireless coverage. Sadly, Android handles the transition between networks pretty poorly. The main issue here is t ...more

Now that Google Assistant is coming to all devices running Android Marshmallow or higher, roughly one out of every three Android users will no longer be able to access the old Google Now interface. The Assistant, which was previously exclusive to Pixel devices, takes over your ...more

Hello Elite Hackers! Welcome to my 3rd Post, which explains how to hack any account like G-mail, Facebook, etc. You can also use this technique to hack/spoof messengers like Facebook or WhatsApp etc. Step 1: Fire-Up Kali: I hope you know how to hack android and gain access t ...more

Forum member Luciano posted a terrific guide on adding hacks to our phone by editing build.prop. The article was great, but one of best things I saw in it was the "What You'll Need" section: A current nandroid/backup of your device. Having current and complete backups of you ...more

Welcome back, my fledgling hackers! If you're like most aspiring hackers, at one time or another you've probably spent too much time playing Call of Duty and not enough time preparing for your final exams. So for today, we'll look at how to break into your school's server to ...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

The Pixel is the phone to beat when it comes to cameras, and it's largely due to software. While its hardware is solid, Google's machine learning prowess and general coding wizardry are the biggest reasons the Pixel is so good with taking photos and recording video. What this ...more

Welcome back , my fledgling hackers! Lately, I've been focusing more on client-side hacks. While web servers, database servers, and file servers have garnered increased protection, the client-side remains extremely vulnerable, and there is much to teach. This time, we'll look ...more

Google worked with design agency B-Reel to create some unique wallpapers for its Pixel and Pixel XL flagships, and the end result is quite stunning. These "Live Earth" wallpapers, as they're called, combine Google Earth's high-def satellite imagery with a 3D parallax effect th ...more

Given how much use it gets on a daily basis, the power button is always one of the first hardware features to call it quits on an Android phone or tablet. So if your power button is acting up, or you don't want it to, you can extend its lifetime by simply finding ways to use i ...more

SNAP. That's the sound of your Samsung Galaxy S3's camera going off. Not that big of deal, unless you're trying to take some top secret pics or some candid shots of your friends. The shutter sound gives you away, and the next thing you know, you're deleting pictures. On most o ...more

Welcome back, my budding hackers! This is the initial post of a new series on how to hack Facebook. It's important to note here that each hack I'll be covering is very specific. I have said it before, but I feel I need to repeat it again: there is NO SILVER BULLET that works ...more

It would be an understatement to say that Supercell hit it big with Clash of Clans. The game has topped both Google Play and the iOS App Store for years and shows no signs of ever slowing down. I spend hours every day trying to perfect my base and get as many stars in Clan Wa ...more

Hey, hackers! Now that you've hacked/owned your first "box" in my last article, let's look a little closer at another great feature of Metasploit, the Meterpreter, and then let’s move on to hacking a Linux system and using the Meterpreter to control and own it. Why Meterprete ...more

Since the day of the Xbox 360 release, storage space for the device has been overpriced beyond belief. OEM 250GB HDD models still cost $110 USD! A 250GB hard drive should not destroy my wallet, Microsoft. Storage space, especially on HDDs, is cheap. You can buy a removable 2TB ...more

While music may not technically be a "universe language," it is the one language listened to by all. There are over 1,500 music genres today—rap, classical, rock, jazz, trap, hip-hop, house, new wave, vaperwave, charred death, nintendocore... and the list goes on. And if you'r ...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

Welcome back, my tenderfoot hackers! A number of you have written me telling me how much you enjoy the Mr. Robot series on USA Network. I am also a huge fan! If you haven't seen it yet, you should. It may be the best show on TV right now. Mr. Robot is about a young man with ...more

Kik is an extremely popular messaging app, but it has a few annoying features that we all just sort of put up with. You can't turn off read receipts, nor can you hide when you're typing, and the photos you take with Kik's camera show up differently than ones you send from your ...more

Got a Samsung Galaxy Note 2 phablet? Sure, it has its problems like any other mobile device, but it's still one of the hottest phablets on the market right now, because, well... it's awesome, right? Still, there are some things that can be tweaked on the Note 2 for a better u ...more

Whether I'm in my car or making dinner, I always have music playing. And since I don't like to keep my headphones on me at all times, I end up using my Android's built-in speakers a good portion of the time. Companies like HTC know how much people use their phone's speakers, ...more

Something went wrong and your Nexus 7 is freaking out on you. Maybe you flashed a bad ROM or ZIP file, or maybe it's just bugging, and it's time to restore your tablet back to a working condition. Thankfully, you've already made a backup of your Nexus 7! Note: If you don't ha ...more

A lot of different places have computers with controls on them for several things; some have controls for installing software, some for running software, blocking websites, opening certain file formats, etc. Obviously, not all places use the same methods, and not all of the m ...more

International, T-Mobile, and Verizon customers all share something in common—their carriers provide unlocked Wi-Fi tethering for free. Of course, you still pay for the data used, but they don't charge you extra simply for using your Samsung Galaxy S4 as a wireless hotspot. Ho ...more

Welcome back, my eager hackers! In recent blogs, I've demonstrated how to grab password hashes remotely using Metasploit's meterpreter and pwdump. Once we have the Windows passwords from the SAM file, we can then crack these hashes using tools such as Cain and Abel. In this ...more