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The horizontal dotted icon in your iPhone's status bar serves as an indicator of your device's network strength. And while it does help provide an approximation of how strong your signal is, swapping it out to display an actual numeric value is a lot more precise and can chang ...more

Fire.  It’s everywhere— always has been.  From the Ordovician Period where the first fossil record of fire appears to the present day everyday uses of the Holocene.  Today, we abundantly create flames (intentionally or unintentionally) in power plants, extractive metallurgy, i ...more

With each update, Apple Music continues to become a bigger part of iOS. It's gotten to the point where you have to fend off multiple requests to subscribe to the streaming music service before you can listen to your own songs on an iPad or iPhone, but as it stands in iOS 10, m ...more

In this article, I'll show you how to built a Wireless Transfer of Energy Transmitter. Simply put, this device will send electricity to a florescent light bulb and light it up, from up to three feet. The idea originally (at least, prominently) came from Nikola Tesla (read more ...more

Ah, the fabled dark mode. In the past, many users were delighted to find the existence of something called Royale Noir, a dark theme option that was available for Windows XP. Yet for reasons unknown, Microsoft had kept knowledge of Royale Noir a secret until some bright minds ...more

Your iPhone is just that — yours. Why should your home screen look like everyone else's? While iOS, and by extension, Apple, famously locks its users into its way of doing things, there's a lot more room for customization than you'd think. Before you make the switch to Android ...more

In the revamped Messages app in iOS 10, you can now send animated GIFs from your iPad, iPhone, or iPod touch without a third-party keyboard like Giphy or GIF Keyboard. Best of all, this is not just an iMessage-only feature. We tested it out and were able to send animated GIFs ...more

Emails sent from an iPhone, by default, are signed "Sent from my iPhone," which almost seems like a disclaimer in case the email has spelling or formatting errors. If your goal is to look professional while corresponding with coworkers or potential employers, then you're bette ...more

Because of Android's massive array of supported smartphones that carry vastly different display sizes and resolutions, the operating system uses a value known as DPI to determine the size of icons and visual assets that will best suit a given screen. Pixel Density (or Dots Pe ...more

Typing on a mobile device has come a long way since the days of flip phones. Today, there are awesome keyboard apps like Gboard, which integrates Google search features and makes typing a breeze. But the whole experience still stands to improve if you take some time to learn a ...more

Even though most phones don't have Oreo yet, Google has released Android 9.0 Pie. It's available on Google's own Pixel devices, and updates should soon be available to partnered devices from Essential, Nokia, Oppo, Sony, Vivo, and Xiaomi. We're already digging into it to highl ...more

Although the Clock app in iOS has undergone some design changes over the years, you still can't set more than one timer on your iPhone. Oddly enough, Apple's own HomePod speaker added this feature, mimicking the timer on Amazon's popular Echo smart speakers. Fortunately, throu ...more

With Virtual Network Computing, you don't need to carry a spare keyboard, mouse, or monitor to use your headless computer's full graphical user interface (GUI). Instead, you can connect remotely to it through any available computer or smartphone. Virtual Network Computing, be ...more

Often times when staying at a hotel or anywhere for that matter, you'll whip out your laptop and check the local area for Wi-Fi. I know you've all been in my shoes when you find an unsecured network that appears to be public Wi-Fi belonging to the hotel or airport, and you con ...more

The status bar is an omnipresent force on our Samsung Galaxy S3s; always there to give us that vital information about battery life, date and time, Wi-Fi access, and much more. But there's just something about that default black bar that's so...boring. When Google launched An ...more

I'm all about customizing my iPhone and making it as different as possible from everyone else's. While it's easy to change the wallpaper, swap keyboards, and hide apps on your home screen, there's not much else you can do aesthetically without jailbreaking, especially when it ...more

Let's say you wake up in the middle of the night and check your phone to see the time. As soon as you do, you're greeted by a wall of notifications on your lock screen. You just wanted to know how much longer you could sleep, but now your mind's racing after seeing all of the ...more

When it comes to cybersecurity, one layer isn't enough. A complex password (or one created with a password manager) does a good job of protecting your data, but it can still be cracked. Two-factor authentication strengthens this by adding a second layer of security, giving you ...more

With its growing popularity, it's clear that the Chromecast isn't going away anytime soon, with options for casting games, cloud files, music, and much more. But not all content providers are in a hurry to add support for the device, and SoundCloud is one of them. While My Clo ...more

Welcome back, my tenderfoot hackers! Those of you who have been reading my posts here for awhile know how much I emphasize good reconnaissance. Novice hackers often jump into a hack/exploit without doing proper recon and either fail or get caught. Experienced and expert hacke ...more

In my Wireshark article, we talked a little bit about packet sniffing, but we focused more on the underlying protocols and models. Now, I'd like to dive right back into Wireshark and start stealing packets. The filtering capabilities here are very comprehensive. You can filte ...more

In Safari for iPhone, as far back as iOS 7, you can request the full desktop version of websites. The process was streamlined starting in iOS 9, but the process remains relatively hidden and easily missed. Now, iOS 13 shines a light on it, as well as adds functionality to set ...more

To be honest, the Mail app for iPhone had always been somewhat forgettable. It lacked many of the features that made third-party clients like Spark and Edison better, but with iOS 13, the gap between Mail and its competitors is much smaller. Apple updated the layout and added ...more

Apple's password manager, iCloud Keychain, lets you securely save important login credentials for apps, websites, and services that sync up across all of your Apple devices — iPhone, iPad, iPod touch, and Mac. One of its biggest highlights is that it can create strong password ...more

When hacking Wi-Fi networks, having the right wireless adapter is essential. But hunting online for one can be a frustrating experience. To see how the handful of Kali-compatible adapters on the market measure up, I ran a series of tests to benchmark and compare their range, s ...more

Regardless of what they call them—be it Pixel or Nexus—Google's line of smartphones have a cool feature called "Ambient Display" that wakes your screen in a low-power black and white state when you receive a notification. This feature was added back when Google owned Motorola, ...more

Passwords stored in web browsers like Google Chrome and Mozilla Firefox are a gold mine for hackers. An attacker with backdoor access to a compromised computer can easily dump and decrypt data stored in web browsers. So, you'll want to think twice before hitting "Save" next ti ...more

Airgeddon is a multi-Bash network auditor capable of Wi-Fi jamming. This capability lets you target and disconnect devices from a wireless network, all without joining it. It runs on Kali, and we'll cover installing, configuring, and using its jamming functionalities on a smal ...more

Twitter is a science. The smarter you post and engage with others, the better chance you have at building a bigger audience. Scheduling your tweets is one way to get there. Most engagement occurs at specific hours, but you may not be around then to post your tweet manually. Wh ...more

Over the years, we've seen security breach after security breach, as well as high-profile data scandals where collected personal information was misused by companies. Apple makes customer privacy a priority, so there have been few issues to worry about when it comes to its ser ...more

Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. UPDATE: Minecraft 1.9.6 has been leaked! It's time for another pre-release folks! This time it's 1.9 Version 5, and it's better than ever. Confirmed changes include: Melons drop ...more

Like an overbearing mother, Apple will constantly nag you through annoying red bubble alerts about iOS updates that are ready to install. Fortunately, you don't have to take this issue lying down, as there are ways to prevent your iPhone from receiving OTA updates and their co ...more

Gboard has come a long way from its roots as the "Google Keyboard" in the earlier days of Android. It's now the most popular, feature-rich, and useful keyboard app on the market. Google even includes quite a few themes right out of the box for Gboard — but what if you could ha ...more

While there are many ways to see the exact battery life left on your iPhone, you can take all the work out of it by making your iPhone verbally tell you the current percentage every time you start or stop charging it. Best of all, this trick works whether you use wired or wire ...more

It may not seem like it, but the Status bar at the top of your Samsung Galaxy Note 2 is one of the most important and heavily utilized features. From checking the time, to finding out your battery percentage, to viewing Wi-Fi and cellular connections, the Status bar is critica ...more

Phishing is the easiest way to get your password stolen, as it only takes one mistake to log in to the wrong website. A convincing phishing site is key to a successful attempt, and tools to create them have become intuitive and more sophisticated. SocialFish allows a hacker to ...more

The new iOS 14 for iPhone arrived Wednesday, Sept. 15, 2020, alongside iPadOS 14, and there are a lot of features to uncover. Improved widgets. Better home screen customization. Exciting Messages improvements. New abilities in Camera and Photos. There's so much here that it'll ...more

Some people might check their activation status of Windows XP by simply right-clicking on the My Computer icon on their desktop, then clicking on Properties. It opens up a new window with General tab showing some basic information about your PC, like system info, registered to ...more

There's something extremely satisfying about hunting down your online adversaries and knocking them out with a well-placed shot, which probably explains why shooting games are still one some of the most popular time killers for iOS and Android. Shooting games for mobile come ...more

Most of the spam messages are commercial advertisements, phishing websites and get rich quickly messages that asks users to provide personal details and other confidential information.Spam filters in Gmail prevent its users from these spam messages and restrict them to enter i ...more

Bloatware is a problem on Android, and it's not just a Samsung thing. Removing apps that have the Uninstall or Disable button grayed out in Settings has always involved sending ADB commands to your phone from a computer, which itself was always such a pain to set up. Thankfull ...more

Android 5.0 has a killer new feature that should make securing your device easier than ever. It's called Smart Lock, and it essentially lets you bypass your secure lock screen when you're in a "trusted environment." This means that if you're connected to a known Bluetooth devi ...more

There is a vast amount of knowledge out there on computers! In fact, it is so vast that no single person could ever possibly ever learn everything there is to learn about hacking or computers in general. People usually specialize in a certain field: cryptography, computer secu ...more

The release of iOS version 8.1.1 brought some much needed bug fixes to Apple's mobile operating system, but with it came a patch for Pangu's jailbreak method, which worked on iOS 8.0 to iOS 8.1 using a Mac or Windows computer. Luckily, it didn't take very long for a new team o ...more

While photography usually gets all the love, our phones have gotten really good at capturing video. Think about it — when was the last time you needed a camcorder for a vacation? With mobile cameras getting better each year, we're now at a point where smartphones can be used f ...more

With recent security breaches in the news, there is no better time than the present to make sure you know exactly what's happening on your device. Most of us trust our friends, but sometimes you'll lend out your phone and get it back with some apps newly opened, meaning that ...more

Welcome back, my hacker wannabees! Since nearly all hacker tools and platforms are developed in the Linux/Unix operating systems, this series of tutorials are for those of you who want to be hackers, but are unfamiliar with Linux. We've looked at numerous basic commands in th ...more

In recent years, Apple has made it much easier to customize the Home Screen on your iPhone or iPad, and some of the newer tools are perfect for neat freaks. Nonetheless, a tidy Home Screen can still feel cluttered when iOS and iPadOS force widgets, apps, and folders to have na ...more

Surveying a target's Wi-Fi infrastructure is the first step to understanding the wireless attack surface you have to work with. Wardriving has been around since the '90s and combines GPS data and Wi-Fi signal data to create accurate, in-depth maps of any nearby Wi-Fi networks ...more

While iOS 11.3 doesn't have as many new features as iOS 11.2, there's still a lot to love about Apple's latest update for iPad, iPhone, and iPod touch, even if some of the best features we were expecting didn't make the cut. Apple released the iOS 11.3 beta on Jan. 24, and ju ...more

The Pixel 2 has finally arrived. Google unveiled their newest flagship phones on October 4th, and there's quite a few changes in store. For one thing, most of Google's official renders have already showed us something new: The Pixel 2 and Pixel 2 XL will have a Google Search b ...more

This is my first How-To on Null-Byte, so I hope it's not too complicated written, because I am not a native english speaker. I don't use pictures, but this Tutorial is a good supplement for my updated Tutorial here. This Tutorial shows you how to set up the old (First leaked ...more

This year's big iPhone update, iOS 12, aims to solve many of the issues that arose during iOS 11's controversial, buggy tenure. With that in mind, it may be tempting to jump on board the new software immediately and leave iOS 11 in the dust for good. Here are some reasons why ...more

Android apps check your system locale settings to determine which language they should display. For the most part, it's a seamless experience—except for those times when an app has not been translated into your language of choice, in which case the app will usually default to ...more

Apple just released its biggest update to iOS 17 yet, and there are 60 exciting new changes for your iPhone. With iOS 17.2, you get a brand new app, more Apple Music enhancements, upgrades in Messages, and a new security feature that was announced last year, as well as changes ...more

There aren't many complaints I can think of when it comes to the Instagram interface, and finding one would just be nitpicking. But like with most things in life, if given the opportunity, why not take advantage? "When in Rome," as they say. So when developer Daniel Osinski r ...more

While it doesn't come with any iPad models out of the box, the Apple Pencil is perhaps the best iPad accessory you can get. It's a powerful writing and drawing tool with an intuitive design and user-friendliness that makes it easy to take notes, draw sketches, mark up document ...more