Hack an Led Sign

Silence spreads over these mountains like nothing I've ever felt. If I didn't have Moby blasting in my earphones, there'd probably be no other sounds around. Well, except for someone, Phil probably, murmuring in a nearby tent just low enough to make his words indiscernible. W ...more

Traveling abroad can be a hassle. Between the flight, hotels, food, and the languages barriers, it can be a lot to manage. There's one tool you have that can help with all of this — your smartphone. Fortunately, nowadays, you don't have to change your carrier to continue using ...more

One of the ultimate goals in hacking is the ability to obtain shells in order to run system commands and own a target or network. SQL injection is typically only associated with databases and their data, but it can actually be used as a vector to gain a command shell. As a les ...more

In a surprise twist, Apple released iOS 12 public beta 8 to software testers on Thursday, Aug. 23, right alongside iOS 12 dev beta 10. The release comes as a bit of a shock, as the company released iOS 12 public beta 7 just three days earlier. The official build of iOS 12 now ...more

We're nearly there — Apple released the seventh iOS 12 beta to developers Monday, August 13. While not totally unexpected, beta testers understand the struggle of predicting the next update, as Apple has switched haphazardly between two-week, one-week, and irregular release sc ...more

There are currently 27 available Animoji to choose from in iOS 13, but you're not limited to Apple's animated emoji characters — you can make your own. They're called Memoji, an available feature since iOS 12, and they're highly customizable. Think of Memoji avatars as person ...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

App updates bring new functionality, but they can also break old features or introduce changes no one wants. Unfortunately, if you're holding onto an older app version because you don't want to accept the update, it becomes a lot harder to keep the rest of your apps updated. ...more

The iPhone vs. Android debate is almost as old as smartphones themselves. While there are a number of reasons to skew towards one operating system or the other, the Samsung Galaxy S9 models have a ton of great features that help set them apart from Apple's iPhones. The coolest ...more

The Galaxy S9 is now in the hands of millons of excited users. Getting a new phone is always fun, but it's important to think about protecting your device. Perhaps the most popular cases for the Galaxy S9 are the official OEM options from Samsung. There are a plethora of cases ...more

It seems like each day new rumors and leaks come out for Huawei's upcoming P series devices. Everything from its name change to its specs has been leaked, sometimes with contradicting rumors. One of the biggest leaks is the inclusion of triple rear cameras, a first for smartph ...more

Sure, emojis are all the rage, but there's not an emoji for every emotion or feeling just yet. That's where emoticons come into play, emoji's older typographical sibling. Unfortunately, emoticons can be hard to type out, easy to forget, and ASCII art, in general, can be pretty ...more

No matter your reasons, you might need a second phone number that's a little more disposable than your primary number — a "burner" number, so to speak. If you create this burner number using Google Voice, you'll get new functionality like call forwarding and voicemail transcri ...more

When it comes to streaming services, Google Play Music is one of the best options for both Android and iOS. Perhaps its single greatest feature is the fact that you can upload as many as 50,000 of your own songs to Google's servers, then stream your library to any device witho ...more

Surveillance is always a useful tool in a hacker's arsenal, whether deployed offensively or defensively. Watching targets yourself isn't always practical, and traditional surveillance camera systems can be costly, lacking in capabilities, or both. Today, we will use motionEyeO ...more

If you've taken the time to edit a video on your iPhone or Android phone, you probably have a purpose for it. Maybe you want to share it to YouTube in hopes of making the next viral sensation. Maybe you just want to save the video to your phone to show off to friends and famil ...more

Chromecast comes to mind when "casting" video from a smartphone to a big screen television, but it's not the only way to "cast" streaming content. This is especially true for Netflix, where you can cast movies and TV shows to not only a Chromecast-enabled TV, but to smart TVs, ...more

I've seen my fair share of heartbreaks when it comes to used phones. As a repair tech, I often had to try and help out customers who bought used handsets which turned out to be useless, either because it was stolen or not working on their carrier's network. More often than not ...more

If you've ever played the game of Would You Rather, you've probably been given the ultimatum between eating insects or doing something else that sounds absurd, like licking a cactus. I'm advising you to always choose the insects, and here's why: Entomophagy, the practice of c ...more

Hello NullByte, it's mkilic! This time I'm here with the C.H.I.P from NTC. Although it is not too popular, the C.H.I.P is a brand new micro computer. It is very similar to the Raspberry Pi or Beaglebone Black. The key difference with this particular board is its cost and size. ...more

I've never had a problem with veggies—we've always been the best of friends—but I do have a lot of other people in my life that have been less than enamored with this basic food group in the past. Some cite the bitter flavor associated with veggies like Brussels sprouts, while ...more

While Windows 10 is still a few weeks away from a public release, that doesn't mean you can't enjoy its brand new features right now. Anyone with an Insider Preview account can install Windows 10 on their computer. And that doesn't just go for those that own a Windows PC—Mac u ...more

Spotlight, Apple's selection-based search system, received a major facelift on Mac OS X Yosemite. Packed with dozens of new features, such as a central search window and increased app suggestions, the reworked Spotlight was a breath of fresh air. While the Spotlight Search to ...more

Tech tends to move forward without looking back, but that doesn't mean new is always better. One feature that dominated mobile phones in the late '90s is making a comeback thanks to Apple, and you can take advantage of it on your iPhone when making calls. Text on 9 keys, know ...more

This holiday season, give yourself a gift that will keep on giving: a new web development skill. Whether it's to secure lucrative freelance work in the new year, bolster your résumé, or have fun with some frankly outrageous discounts on online course bundles right now (up to 9 ...more

If you're an avid programmer or developer, your time is likely spent creating apps and perhaps the occasional website. And while these go-to coding endeavors are exciting and occasionally lucrative, more and more coding pros are turning to careers in cybersecurity and ethical ...more

Android 11 has a new power menu. When you long-press the power button to shut down or restart your device, you'll see the usual buttons in addition to payment cards and a set of toggles for any smart home devices you've added to Google Home. It's a cool feature, but it does ma ...more

Apple released the first public beta for iOS 13.5.5 on Monday, June 1. The update comes just hours after Apple seeded developers their first 13.5.5 beta, as well as the public release of iOS 13.5.1, which introduced a patch for the Unc0ver jailbreak exploit. It was a big day f ...more

HBO Max promises to entertain you with hours upon hours of content, from shows like "Friends" and "Game of Thrones" to movies like "Joker" and all eight Harry Potters. The company wants to keep you in the loop on all things "Max," so it signs you up for a newsletter to do just ...more

We know our Null Byte readers would like to see some iPhone-hacking scenarios on the site soon, but until we get some of those up, we understand that some of you actually use an iPhone as your primary phone. If that's you, and you would like an easier way to get information fr ...more

Ever a hacker can have their own business that goes beyond cashing in on profitable bug bounties. With the right skill set and certifications, an ethical hacker could build a cybersecurity firm, become a penetration testing for hire, or even just consult on preventive measures ...more

One of the benefits of Blu-ray and DVD is the ability to share discs with friends and family without any hassle. Want to show off your favorite movie? Just lend them your copy. A digital movie isn't so kind, as it's typically locked to the account that purchased it. But now th ...more

The impact of the COVID-19 pandemic caused by the novel coronavirus has practically guaranteed that the virus, along with the phrases "social distancing" and "flattening the curve," will rank among the top search terms of 2020. USA Today combined the phrases in its latest augm ...more

With the nation facing a shortage of ventilators for COVID-19 patients and no apparent ramp-up in the production of new ones, engineers, medical resistents, and do-it-yourselfers are sharing plans for homemade versions. But before you go online to start ordering parts for any ...more

Many of us install TikTok just to see what it's like, but most of us stay for good. Inevitably, that involves creating an account. The problem is, TikTok assigns you a username, usually based on your email address — an odd choice for a platform made for self-promotion. If you' ...more

While tweetstorms were a part of Twitter since the beginning, threads, which makes tweetstorms more viable, didn't show up until late-2017. Still, threading multiple tweets at once to create long-form stories, opinions, tirades, and other lengthy Twitter posts, can be hard to ...more

Arduino is a language that's easy to learn and supported on many incredibly low-cost devices, two of which are the $2 Digispark and a $3 ESP8266-based board. We can program these devices in Arduino to hijack the Wi-Fi data connection of any unlocked macOS computer in seconds, ...more

The Pixel 4 isn't for everyone, but it does have its appeal in several specific use cases. Thanks to Instagram, YouTube, and other social media platforms, the fitness industry and smartphone world are now intertwined like never before, and it appears Google's aware of this. W ...more

New year, new me. You finally committed to working on the best physical you by going to the gym multiple days a week. Except about an hour in, you start getting really tired of it all. Before you run to the exit, pick up your phone. If you're not careful, your phone can be a ...more

Yesterday, Dec. 17, Apple released the first developer beta for iOS 13.3.1. The update marked the first new beta in almost a month since iOS 13.3's fourth beta dropped on Nov. 20. Now, one day later, Apple has pushed out iOS 13.3.1 public beta 1 to everyone who wants to try ou ...more

Before all the fancy night mode settings in phone cameras, we used the LED flash to take low-light photos. While it's not used for pictures as much anymore, the LED on the back of your Galaxy is still pretty handy as a flashlight. But did you know there's an easy way to adjust ...more

If you're a beta tester, you know Apple released iOS 13.3 this week, bringing with it stability for multitasking as well as minor changes throughout the OS. It seems Apple doesn't want the rest of us to go without this critical patch, as the company releases iOS 13.2.2 today, ...more

Are you trigger happy with a specific emoji with a particular friend? Do you like flinging emoji poo at a buddy who keeps acting sh*tty? We have good news. In the Facebook Lite Chat app, you can now set a specific quick access emoji for easy emoji spamming. When talking to fr ...more

As much as streaming services like Apple Music and Spotify have dominated the music industry, radio is still alive and well. And why wouldn't it be? Free music, 24/7? It's a great deal. That's why it's so cool that your iPhone can instantly tune in to your favorite radio stati ...more

Last year, Readdle released a major update to their popular intelligent email client Spark, which brought a number of new features and improvements, including the ability for team members to collaborate on emails. You can draft new emails and privately discuss existing ones wi ...more

It looks like Jaunt's pivot from VR to volumetric captures services for augmented reality experiences has paid off. That's because Verizon has now acquired the company for an undisclosed amount, per a brief announcement issued by Jaunt on Monday. Don't Miss: The Future of Au ...more

When it comes to the athletic footwear retail game, it's just not enough to just sell shoes anymore. Count Puma as the latest brand to pump up the customer experience in its stores with augmented reality, as the brand recently celebrated the opening of its flagship New York C ...more

If you've ever used the Find My iPhone and Find My Friends apps in iOS 12 and below, you may be surprised to hear that those apps have joined forces in iOS 13. Now, instead of two separate apps, they're combined into one convenient package. But what does that mean for you and ...more

In recent years, augmented reality has increasingly helped to take art off museum walls and bring it (virtually) into people's homes and communities, offering new perspectives on classic pieces and modern creations alike. On Tuesday, Apple announced [AR]T, a new project desig ...more

There are a number of reasons you'd want to delete your Skype account. You may have decided to move away from the app in favor of another service like WhatsApp or FaceTime, or perhaps you want to erase your account due to an online hack. Regardless of why you might want to del ...more

The Music sticker is one of Instagram's best features. With it, you can add music directly to your story, incorporating a high-quality soundtrack to your favorite moments. On June 6, Instagram upped the ante on this feature, introducing live song lyrics that play throughout yo ...more

An iPhone's display can get seriously bright, whether LCD or OLED. When you're in bed at night or in a dark room where you don't want to disturb others visually, the brightness is even more noticeable. But there are a few built-in ways in iOS to reduce brightness below the def ...more

If online retail is war (and who says it isn't), then CGTrader is prepared to arm its allies with augmented reality ammunition. On Wednesday, at the Augmented World Expo (AWE) in Santa Clara, California, the 3D content provider unveiled ARsenal, an e-commerce software tool th ...more

Creating a digital spreadsheet by hand can certainly be tedious, especially if you're copying a printed paper table word for word, number for number. Instead of typing information that's already there, however, use Microsoft Excel on Android or iOS to snap a photo of that prin ...more

If you've been paying attention to the smartphone industry, you've certainly noticed a rise in dark mode lately. With most phones now sporting OLED panels, which use less power to display darker colors, users have been begging developers to include a dark theme in their apps. ...more

To bring things up to code with a new FCC standard, Android recently added an "Emergency broadcasts" feature that will make your smartphone notify you whenever a potential safety threat or Amber Alert is posted in your area. Even if you have your phone set to silent, these eme ...more

Magic Leap and Samsung are putting their money where their augmented reality plans are, with the former acquiring an AR collaboration technology and the latter funding a waveguide display maker. Meanwhile, Lenovo and startup Tilt Five are preparing their own augmented reality ...more

There once was a time before smartphones when you had to actually remember where you parked your vehicle. This really sucked when visiting a location with a large parking lot — they even made a whole Seinfeld episode about it. But now you can just tap a button to solve this pr ...more

Because of its ability to place digital content into the real world, augmented reality lends itself well to artists and creatives. Two new mobile apps, one from Google and another from an indie developer with ties to Magic Leap, invert the creative conceit by taking the real ...more

On Twitter, quote retweets are a great way to share someone else's tweet with your view of their message. Twitter has expanded on this idea by giving us the ability to attach images, video, and GIFs to quote retweets. With these extra options, you should have no problem adding ...more