Turn Your Webcam Into a Security Camera

Back in 2010, iOS developer Daniel Amitay developed a camera security app for iPhones that used an unlock screen almost identical to that of the iPhone. The app was removed in mid-2011 (though, it eventually reappeared in early-2013, still available in the iOS App Store today ...more

If you haven't used a Samsung device in a few years, the Galaxy S20 series will be your first taste of One UI 2, the skin running on top of Android 10. Although One UI is on the heavier side, it has loads of exciting features that go beyond what's offered in stock Android. Th ...more

If there's been one signature design element for Apple's iPhones, it was the circular Home button. It served as the "everything" button for each iPhone model until last year's iPhone X, but now, it's completely absent from the iPhone XS, XS Max, and XR. Should you be worried? ...more

Hackers and makers are often grouped under the same label. While hackers draw on computer science skills to write programs and find bugs, makers use electrical engineering to create hardware prototypes from microprocessor boards like the Arduino. We'll exercise both sets of sk ...more

One of Android's biggest strengths is its flexibility. There's usually more than one way to perform the same task, which makes it easy to find an alternate method that works better for you. Android also has some hidden features that newer users might not be aware of, so we mad ...more

So, your grandmother finally wants to ditch her flip phone for a shiny new smartphone? Congratulations. But helping her get used to her new device, even when it's an iPhone, is no small task. Grandma mastered checking her email in late-2012 and just recently learned there's a ...more

On July 20, 1969, humans set foot on the moon for the first time. But some say our microbes beat us there. With the Space Age came new questions about microscopic invaders from outer space and concern about where we are leaving our microbial footprints. The questions are even ...more

When they first appeared, smartphones came with a promise to make our lives easier and make us more productive so we could have more free time and energy. But now, the average user spends almost 5 ½ hours daily on their smartphone. If that sounds like you, there are ways to us ...more

If you're not using Control Center on your iPhone, you're missing out on a powerful tool that can streamline how you interact with your device, make certain tasks more efficient, and give you quick access to system tools, switches, and sliders for quick changes no matter where ...more

While new features in Safari, Camera, Photos, Notes, Weather, Messages, and other Apple apps may steal the show on iOS 17, there are some impressive new features you need to know about when it comes to FaceTime audio and video calls. A step beyond mere upgrades, Apple nudges ...more

Apple's iOS 15.4 update for iPhone is out after 46 days of beta testing, and it has some exciting features you won't want to miss. Here's everything you need to know about the new software. The iOS 15.4 software has been available to developers since Jan. 27, 2022, and public ...more

For all the benefits 5G brings to cellular data, it isn't without weaknesses, the biggest being privacy. Yes, the latest standard comes with breakneck downloads speeds up to 4.3 Gbps, but at what cost? Like with all things on the internet, 5G devices open opportunities for bot ...more

When you're stuck working or learning from home, video meetings can help you stay connected to employers, coworkers, schools, students, and more. And Zoom is the hottest video conferencing service at the moment. While Zoom is easy to use, it does have a fair share of sketchy f ...more

A good smartphone can be the perfect workout companion. You have music for motivation, videos for pushing through boring cardio sessions, GPS to keep you on course, and even an array of sensors for gathering data about your workout. But not all phones are created equal when it ...more

It's safe to say that we can call the annual ranking of AR investments a holiday tradition at Next Reality. Following our 2018 and 2017 editions of the biggest AR investments, we've expanded the list to include the top 25 this year. While there are many familiar names at the ...more

It's a strange time for us iOS beta testers. While Apple prepares for the general release of iOS 13 on Thursday, it's also beta testing that software's successor, iOS 13.1. An iPhone updated to iOS 13 on Sept. 19 will only have 11 days before seeing 13.1 in its Software Update ...more

Apple's iOS 13 is nearly here. After four months of beta testing, the latest iPhone software update promises over 200 brand new features, like system-wide dark mode and an overhauled Reminders app. That said, it'll be shortlived, as Apple plans to release iOS 13.1 as a supplem ...more

Yesterday showed us our first look at the iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. But it wasn't all about hardware. Apple also released the iOS 13 Golden Master, making iOS 13.1 the main focus for us beta testers. Now, Apple just seeded the third public beta, followin ...more

It's a big day for Apple. First, the company announced its new suite of phones: iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. Then, we get the iOS 13 Golden Master, the beta version of iOS 13 that will eventually release to the general public on Sept. 19. Now, it seems the ...more

Apple has pulled quite the headscratcher in anticipation of its big iPhone unveiling next week. Its latest iPhone update, iOS 13.0, is just on the horizon, going through eight beta versions so far. And yet, before that software's official release, the company has started beta ...more

When Apple takes the stage next week, we have no idea what version of iOS it will release. For months it seemed like a given that we would, of course, see iOS 13 seeded to our iPhones. Now, we aren't sure if Apple will tout iOS 13 or iOS 13.1, since the latter is now the focus ...more

Beta testing certainly has its perks. While you do need to deal with bugs, you're introduced to new features before the general community. And if we're talking iPhones, there are over 200 new features in iOS 13 beta. If you're already on board with iOS 13 public beta 6 for iPh ...more

The third developer beta for iOS 13 has been out since July 3, and while devs have had fun exploring all the new features, those of us on the public beta have sat on the sidelines running the public version of dev beta 2. But we don't need to wait any longer, as Apple just rel ...more

On July 3, Apple pushed out iOS 13 developer beta 3 for iPhone, and there's a lot found hidden within. A new FaceTime setting, more Arcade details, full-page scrolling screenshots everywhere, a noise cancellation option in the Control Center, and a new markup tool — and that's ...more

Android's settings menu is actually pretty daunting. There are options for nearly everything, so in the sea of various menus and submenus, it's easy to overlook important privacy and security settings. On Google's Pixel phones in particular, there are 20 such settings that you ...more

With Apple releasing the iPhone XR, it appears Samsung is looking to challenge this "budget flagship" option head-on. They brought their usual two phone releases this year, but also threw in another three for a total of five phones, including the Samsung Galaxy S10e. And for m ...more

The Galaxy S10 has finally been revealed to the masses, and it certainly doesn't disappoint. As the flagship to herald the tenth anniversary of the venerable Galaxy S line, the S10 has kept popular and familiar design elements like the immersive Infinity Display while employin ...more

Every photo you take is brimming with metadata such as iPhone model, date and time, shooting modes, focal length, shutter speed, flash use, and geolocation information. Share these pictures with friends, family, or acquaintances via texts, emails, or another direct share metho ...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 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

Smartphones and laptops are constantly sending Wi-Fi radio signals, and many of these signals can be used to track us. In this guide, we'll program a cheap IoT device in Arduino to create hundreds of fake networks with common names; This will cause nearby devices to reveal the ...more

Think back to when you last wanted to transfer some music or videos to your friend's smartphone and how difficult and slow it was. As powerful as our phones are, the default file sharing options are limited. There are, fortunately, some better options which make moving files e ...more

Wi-Fi devices are continually emitting "probe frames," calling out for nearby Wi-Fi networks to connect to. Beyond being a privacy risk, probe frames can also be used to track or take over the data connection of nearby devices. We'll explain how to see nearby devices emitting ...more

We need to take our privacy and security much more seriously. Whether it's malware-infected apps or the mishandling of our data by companies like Facebook, there are threats all around us in this digital world. Fortunately, some smartphones are simply designed to protect us be ...more

The iOS App Store is a big place, offering over two million applications in total. However, there are actually some apps you can and should install on your iPhone that the iOS App Store doesn't include. And no, these apps do not require any difficult jailbreaking or complicate ...more

We know Android 9.0 will have the formal designation of Pie, following Google's age-old tradition of naming their OS after items you'd normally find on a dessert menu. And thanks to a slew of new features that centers around your overall security, P could also stand for Privac ...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

Update February 25: The Nokia 9 PureView was announced at Mobile World Congress! Read all of the official specs and details at our full rundown of Nokia's latest flagship. It wouldn't be an exaggeration to say the Nokia 9 PureView is the flagship device most Nokia fans have b ...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

Your home has walls for privacy, but Wi-Fi signals passing through them and can be detected up to a mile away with a directional Wi-Fi antenna and a direct line of sight. An amazing amount of information can be learned from this data, including when residents come and go, the ...more

Apple has tools built into iOS to help parents monitor the iPhone habits of their children. However, those same tools can be used by everyday iPhone owners to both hide apps they don't care about, as well as restrict features they don't need or that infringe on privacy. Whethe ...more

One of Android's most glaring weaknesses is its lack of an iMessage equivalent. That is, of course, until now. There's one app that will allow Android users to experience iMessage on their non-Apple phone, complete with end-to-end encryption, message effects, and group messagi ...more

For almost a decade, projector phones have tried to entice consumers with their convenience as media machines. While these devices are alluring, they've never really taken off with mainstream success. The latest effort, Moviphone, sounds tempting if you watch a lot of films an ...more

Because of the way Google Play works, Android has a "bad app" problem. Google allows any developer to upload an app to the Play Store, regardless of if it works, how it looks, or whether or not it can harm users. Malware scanning happens primarily after apps are uploaded, and ...more

The last quarter of 2017 brought us some downright excellent smartphones. Between the iPhone X, Pixel 2, and Note 8, consumers have more fantastic options than ever when choosing a new device. It's now the perfect opportunity for Samsung to set the tone for 2018 smartphones wi ...more

The Watch Dogs video game series came out in 2014, enamoring audiences with the idea of a seemingly magical smartphone that could change traffic signals, hack web cameras, and even remotely control forklifts. This may sound like science fiction, but The Sonic uses a customized ...more

When hacking into a network during a penetration test, it can sometimes be useful to create your own wireless AP simply by plugging a Pi into an available Ethernet port. With this setup, you have your own backdoor wireless connection to the network in a matter of seconds. Crea ...more

It's no secret that devices leak data, but sometimes they do so in ways you may not expect. Your phone, laptop, printer, and IOT devices leak Wi-Fi information that can (and is) used to track you. Today, we'll make a Wi-Fi probe logger with Probemon.py to track nearby devices ...more

Apple's been hard at work adding new features and finishing touches to iOS 11, and there's evidence of it everywhere. But there's one place where these changes are more noticeable than perhaps anywhere else — Safari. The iPhone's default web browser has cool new features like ...more

Google's Pixel phones claimed the top spot in our ranking of the best phones for rooting, but they do have one drawback from a modder's perspective: Because of their A/B partition layout for seamless updates, the devices don't have official support for Magisk. Thankfully, thou ...more

Now that we've got all of our software installed, we're going to proceed with the next step in our HoloLens Dev 101 series—starting a fresh project and building it into a Holographic application. Then we will output the application to the HoloLens Emulator so we can see it in ...more

I've been an Android user almost as long as the operating system has existed, so when I received my first iPhone in April, I felt like I was in a foreign land. Sure, it runs most of the apps I'm used to, and the phone itself feels about the same in my hand as any similarly-siz ...more

These days, that pocket-sized computer we call a smartphone is home to your entire digital life. But with the onset of mobile payments and online banking, the line between your virtual world and the physical realm is becoming increasingly blurred. We vigilantly remember to lo ...more

Besides obvious features like a touchscreen and biometric sensors, the modern smartphone comes with an array of state-of-the-art hardware in the form of various sensors that help your device sense the environment around it. And if you have a Samsung handset, chances are, you h ...more

Apple's latest mobile operating system, iOS 9, may not be the huge overhaul that iOS 8 was, but that doesn't mean there aren't plenty of new features. In fact, there are a ton of subtle changes that you may not notice right away. Here's a rundown of all the coolest new feature ...more

We've already seen the visual changes that Android 5.0 Lollipop has brought to the table, but Google spent just as much time altering things under the hood. Awesome new functionality and hardware capabilities have been added left and right, and with the OS already out now, it' ...more

Apple's grand reveal of iOS 8 at WWDC in San Francisco is still a few days away, but that doesn't mean there isn't any speculation as to what features and enhancements might come packed in the new mobile operating system. With iOS 7's complete UI overhaul not even a year old, ...more

One of the biggest problems in data security is authentication of data and its source. How can Alice be certain that the executable in her inbox is from the venerable Bob, and not from the not-so-venerable Oscar? Clearly Alice wants to know because if this file is actually sen ...more

You probably know Lenovo from their low-cost Windows PCs here in the states, but something you may not be aware of is that they also make smartphones. Right now, their biggest market is in China, but a rumored merger with BlackBerry could make Lenovo a contender in North Ameri ...more

The volume buttons on the side of your iPhone can do more than just adjust the volume levels for media, ringers, alerts, Siri, and other sounds and voices. You can use them to perform different actions in certain apps and even create custom actions using the Shortcuts app. It' ...more