An EMF detector will help you find invisible electromagnetic fields, and you can make an inexpensive one for under ten dollars. This will only detect the presence of a field, you will need other tools to be able to measure its strength.
ADB and Fastboot are powerful tools that have always required a computer. But with the right setup, you can now send commands to a phone using another phone. The ADB and Fastboot Magisk module, by osm0sis and Surge1223, will turn your phone into an ADB terminal using root acc ...more
So, you've lost your Apple TV remote. Maybe it's busted. What are you supposed to do now? You could go out and buy a new one, but they're expensive if you have a newer Apple TV with a Siri Remote, and wouldn't you rather spend that money on a movie? You might be without a work ...more
Game streaming has never been better. Not only can you watch your favorite Twitch streamer play, but with the new tools being added to YouTube, you can even play along with them. And now, with a solid internet connection, you can stream your Xbox One games to your phone to enj ...more
Near Field Communication, or NFC for short, is a feature that allows our smartphones to wirelessly communicate with other devices over a short distance while using almost no power at all. Think of it like a slimmed-down version of Wi-Fi or Bluetooth that can send a small burst ...more
Never doubt the volume of your whistle again. This video shows you how to whistle loudly using your teeth. You'll learn proper position of your mouth and tongue to be able to make the loudest sound possible. With lots of practice you'll be the only one heard at the local games ...more
These days, when you're setting up an Android device for the first time, you'll be prompted to add extra email accounts directly to the Gmail app. It's really simple, too—just sign in with your work or exchange account, then emails from those accounts will be mixed in with you ...more
Just about every household gadget we own runs on 1.5 volt batteries of one size or another. Wouldn't it be great if you could reuse all of those dead AA, AAA, and D batteries after they've passed on? It turns out you can make a simple circuit called a "Joule Thief" to reanimat ...more
If you've ever used your iPhone's hidden Field Test mode to view your signal strength in decibel-milliwatts, locate the tower you're connected to, or find out the radio frequency in use, you no longer have to dig through all of the confusing-looking data every time you need to ...more
Messages is arguably the most important app on your iPhone, which is why it's always exciting when Apple pushes out new features for it. With the iOS 14 update, there a few critical changes as well as interface improvements and customization options that make the experience ev ...more
If you have friends who aren't privacy-conscious, you've surely heard the old "What do I have to hide?" excuse. Despite the fact that billions of people are using the internet each day, many of them don't know the dangers that can find them. And many don't know the tools to co ...more
Augmented reality is beginning to leak out into the mainstream world. This is thanks, in part, to ARKit and ARCore. These releases turned the current smartphones owned by millions of Apple and Android users into AR-capable machines. And while there are definitely some awesome ...more
The iPhone's autocorrect feature is wonderful and convenient, but it doesn't always work with informal language like profanity. If you've ever used the F-word, there's a good chance you've had your curse words "corrected" to other words that don't ducking make sense. And with ...more
Welcome back, my greenhorn hackers! In the first part of this series, I introduced you to the basics of networking including IP addresses, ports, NAT, and DHCP. In this lesson, I want to introduce you to the basics of TCP/IP, i.e., Transmission Control Protocol (TCP) and Inte ...more
The key to becoming a competent white hat is knowing how the technology that you are trying to exploit actually works. SQL injection is one of the most common methods of attack used today and also one of the easiest to learn. In order to understand how this attack works, you n ...more
Remember trying to express yourself over the 160-character limit on SMS texts? We've come a long way since then, and messaging services have nearly taken over with emoji, chat effects, custom interface colors, and other personalizations. Necessities for messages these days inc ...more
If you've ever used the automation app Tasker, then you know exactly how powerful the tool can be. If you haven't, suffice it to say that there's virtually nothing on your Android phone that Tasker can't automatically do for you. If you're looking to save some battery life on ...more
General Electric isn't known for their Christmas lights, but maybe they should be, because their GE Color Effects are pretty awesome. Especially the LED Color Effects G-35 String sets. And especially when someone named Darco hacks them. Darco, whose real name is Robert Sun Qu ...more
Apple has implemented a new sensor on the rear camera of its fourth-generation iPad Pro, and it's pretty exciting. It's called the LiDAR Scanner, a scanning "light-detection and ranging" sensor, and you may very well be acquainted with it if you follow any driverless car news. ...more
If you haven't noticed yet, there are a lot of new features hiding in your iPhone's Messages app, and some of them are things users have been requesting for a long time. While iMessage is getting a lot of attention by letting us edit and unsend messages, it's only just the sta ...more
One of the best uses for an old Android device is to turn it into a security webcam that can be accessed over the internet. But most of the time, this is a rather difficult process, because existing apps usually require you to mess around with network settings and configure a ...more
Around the world, X-People (yes... there are X-Women, too) are under attack from an intolerant sapiencentric ruling class. Integration without equality is a farce. Autonomy is denied outright. Human prejudice cannot abide a mutant state. Human fear, born to hate, imposes itsel ...more
While Google Stadia currently needs to be sideloaded on Chromecast with Google TV, there are a handful of games that are compatible with the streaming device and require a gamepad. But you don't need to buy a specific controller just for your Chromecast, you can use one you al ...more
While there's no denying that iPads are better when it comes to multitasking and productivity, your iPhone has a few tricks up its sleeve to rival even the best iPad features. One thing about iPadOS is that it's really easy to highlight editable text with gestures, but it's ju ...more
The ESP32-CAM is a convenient little camera module with a lot of built-in power, and you can turn one into an inconspicuous spy camera to hide in any room. There's only one issue: it does omit a USB port. That makes it a little harder to program, but with an ESP32-based board, ...more
With so much money on the line, it's no surprise that cryptocurrency exchanges are prime targets for cybercriminals. Because of this, the importance of keeping your personal account as secure as possible cannot be overstated. Binance is one step ahead in this regard, as it req ...more
You may not know what HTTP is exactly, but you definitely know that every single website you visit starts with it. Without the Hypertext Transfer Protocol, there'd be no easy way to view all the text, media, and data that you're able to see online. However, all communication b ...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
Many of our members here at Null Byte are aspiring hackers looking to gain skills and credentials to enter the most-valued profession of the 21st century. Hackers are being hired by IT security firms, antivirus developers, national military and espionage organizations, private ...more
The competition between iOS and Android is fierce. Each operating system offers unique and powerful features, so it can be hard to choose which one you want. However, for iPhone users, a little tweaking and some themes can give your iPhone some of the key features and aestheti ...more
We've already shown you our favorite new action games that have come out this year, but now it's time to share our all-time top ten list. These games are available for both Android and iPhone, they don't have intrusive ads or freemium schemes, and most importantly, they're all ...more
While our smartphones are many things, one of their primary functions is to make calls. Many of us try to avoid ever having to make calls, but there are situations when it's a must, such as wishing your grandma happy Birthday or calling 911 — and in those times you want stella ...more
Traditionally, if you were looking for end-to-end encrypted messaging, you'd stick with something like iMessage, WhatsApp, or Signal. However, if you already use Facebook Messenger, you have all you need for truly private chats with its built-in E2E encryption. It's available ...more
In my last how-to, we built a man-in-the-middle tool. The aforementioned script only established a man-in-the-middle. Today we'll be building a tool to utilize it. We'll be building a DNS packet sniffer. In a nutshell, this listens for DNS queries from the victim and shows the ...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
If you have a mobility impairment that affects your hands, arms, or manual dexterity, a smartphone's touch-based interface can almost be a barrier between you and the mobile internet. Eye-tracking software requires too much computing power for today's smartphones to handle, so ...more
When you need a file on your Mac as soon as possible, you usually have to get your MacBook or hop on your iMac, Mac mini, Mac Pro, or Mac Studio. But that's too much work if you're in bed, lying on the couch, or outside in the fresh air. Why even bother when you can access tha ...more
Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more
Apple introduced Touch ID on the iPhone 5S back in 2013, which let you unlock the device with your fingerprint. While it was an impressive feature, it could only do that one thing—unlock the device. When the iPhone 6 and 6 Plus were released this year, Apple added a few more ...more
Over the years, Kodi (formerly XBMC) has become one of the most popular media players. It provides all the essential functionality needed for any home theater setup while remaining open source and free. However, Kodi is not limited to just your living room. With the Kodi app f ...more
Whether you've stumbled upon an interesting location you want to bookmark for later, need to remember where you park your bicycle or vehicle, or want to keep track of your favorite food truck locations, Apple Maps makes it easy. On your iPhone, Apple Maps lets you add locatio ...more
These days, there are Android apps for every budget—forgive me if that sounds like a car commercial, but that's just the way things are in the age of the smartphone and tablet. You've got apps that require monthly subscriptions, paid apps that will run you a $30 one-time insta ...more
When it comes to sharing files between a smartphone and a computer, there are several solutions available for a Windows and Android pairing. But for those of us with Apple devices, the selection of apps in this category isn't quite as great. You can use AirDrop to quickly shar ...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
AppleScript is quite an easy scripting language to use. In this guide, I will be showing you several commands. Near the end, I will show how these can be used to create a fake virus that actually does no harm. Of course, this is only one way to use these commands—use your ima ...more
You might be giving out your name to every stranger you see, and you don't even know it. That iPhone of yours has a name — generally a combination of your first name and device model — and it broadcasts it to others via AirDrop, Personal Hotspot, Bluetooth, Wi-Fi, and other co ...more
Code execution in Microsoft Word is easier than ever, thanks to recent research done by Etienne Stalmans and Saif El-Sherei. Executing code in MS Word can be complicated, in some cases requiring the use of Macros or memory corruption. Fortunately, Microsoft has a built in a fe ...more
This medical how-to video gives you tips on obtaining venous blood samples. Follow along and learn how to obtain blood samples with a venipuncture procedure. This procedure is very common in the medical field. To start venipuncture you need to have the needles, vacuum containe ...more
"Enter your email address. Confirm your email address." I absolutely hate seeing those two sentences when I'm signing up for something online, especially on my Samsung Galaxy S3. The less keyboard work I have to do on my mobile the better. Luckily, there is a way to enter you ...more
As part of the iOS 11 update, Apple added a document scanner function that creates high-quality digital copies of physical documents, but it was only available inside the Notes app. With iOS 13, Apple has built its scanner right into the Files app, enabling you to quickly crea ...more
Although your friends might roll their eyes every time you talk about playing Clash of Clans, Call of Duty, or Candy Crush Saga, your excessive gaming habits might actually be making you healthier than everyone else. I've got your attention now, right? Read on for 8 insanely ...more
Samsung's got a pair of beautiful new flagship devices coming out this spring that will surely top the sales charts. The Galaxy S5's successor is truly worthy of that title, but a second variant with a curved display turned heads at Mobile World Congress this weekend. The S6 ...more
We have no control on the weather yet it is a part of our lives which influence what we do, what we eat, what we wear and many times where we live. How did people predict the weather before there was the Internet, television, radio or the weatherperson with all of their gadget ...more
Internet Relay Chat, or IRC, is one of the most popular chat protocols on the internet. The technology can be connected to the Tor network to create an anonymous and secure chatroom — without the use of public IP addresses. IRC servers allow one to create and manage rooms, us ...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
Sideloading apps on Android is incredibly easy—you just have to enable "Unknown sources" in your device's Security settings, then you're free to run an APK installer file to get the app installed. As simple as that sounds, the trouble comes when you're trying to find an APK t ...more
The pictures we upload online are something we tend to think of as self-expression, but these very images can carry code to steal our passwords and data. Profile pictures, avatars, and image galleries are used all over the internet. While all images carry digital picture data ...more
The newer Graph Search in Facebook can help you find friends in specific cities, photos of a particular subject, restaurants that your friends liked, and a whole lot more. One thing it can't help you with just yet is searching public posts on Facebook, which you could do in th ...more
The most convenient way for US users to buy Ripple (XRP) or Stellar (XRM) is through Binance. However, you can't deposit money directly into this app, but you can deposit cryptocurrency like ether or bitcoins to buy other alt-coins. The easiest way to do that is by using Coinb ...more
Phone specs get better and better each year, and multiplayer mobile games are right there with them. Instead of playing solo, jump into some real-time gameplay with co-op and player vs. player modes, and battle friends, family, and strangers from around the world. But which mu ...more