Use Switches Safely for Your Electrical Needs

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

When most people think of "gaming computers," they're probably thinking of Windows-based PCs. They offer a huge variety of devices with better equipped software and hardware for a cheaper price, and there are more available games than there are for OS X-based systems. But tha ...more

If you're going to build yourself a water gun to cool down this summer, or maybe just a useful water pump, you'll need some check valves. However, the most expensive parts of a water pump or DIY super soaker are usually the check valves. So, let's make some from scratch for as ...more

Mixing water and electricity is extremely risky and potentially lethal, yet that's exactly what I did with the Scariac. In its simplest form, the Scariac is just a glorified version of two wires in a bucket of water, but it's actually one of the cheapest power controllers you ...more

If you've ever wanted to track down the source of a Wi-Fi transmission, doing so can be relatively easy with the right equipment. Using a directional Wi-Fi antenna and Wireshark, we can create a display filter to target any device in range to plot the signal strength on a gra ...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

In October of 2017, Mathy Vanhoef released "Key Reinstallation Attacks: Forcing Nonce Reuse in WPA2." This paper demonstrates a way to decrypt traffic on practically any WPA2 network, the most commonly used form of wireless security (seeing as all other forms of Wi-Fi encrypti ...more

Smartphone manufacturers do their best to keep you tied down to their ecosystem, but the reality is that there's not much keeping you from switching. Transfer some files, install a few apps here and there, and all of a sudden, you're knee-deep in a new operating system. Don't ...more

Greetings aspiring hackers. I have observed an increasing number of questions, both here on Null-Byte and on other forums, regarding the decision of which USB wireless network adapter to pick from when performing Wi-Fi hacks. So in today's guide I will be tackling this dilemm ...more

When it comes to give away or sell your iPhone, you can't just power it down, take out the SIM card, and hope everything will be okay. There's valuable data on your iPhone, and you need to get rid of it. Plus, if you don't perform all the necessary steps, chances are whoever e ...more

It is well documented that what you say and do online is tracked. Yes, private organizations do their best to protect your data from hackers, but those protections don't extend to themselves, advertisers, and law enforcement. Whether you are a journalist, a protestor, or a hi ...more

Smartphones are inherently bad for privacy. You've basically got a tracking device in your pocket, pinging off cell towers and locking onto GPS satellites. All the while, tracking cookies, advertising IDs, and usage stats follow you around the internet. So no, there's no such ...more

Smartphones and other Wi-Fi enabled devices send radio signals called probe frames to locate nearby wireless networks, which makes them easy to track by listening for their unique MAC address. To show how this kind of tracking works, we can program a NodeMCU in Arduino to snif ...more

With over 1 billion downloads on the Play Store alone, Google Maps has become a staple for those traveling. Its popularity is the result of Google consistently improving its accuracy and adding new functionality. And this was only achieved with help of you — specifically, your ...more

Unlike many browsers, Firefox gives a lot of control to the user. By default, Firefox does a great job of balancing security and performance. However, within the app's settings, you can modify options to shift this balance in one direction or another. For those looking to shif ...more

The iPhone X was released in November 2017, and the iPhone 8 and 8 Plus dropped right before it, but the hottest news right now revolves around the 2018 iPhone releases. The rumor mill regarding the iPhone X's successor started churning out speculations on names, cameras, disp ...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

Virtual private networks, or VPNs, are popular for helping you stay anonymous online by changing your IP address, encrypting traffic, and hiding your location. However, common IoT devices, media players, and smart TVs are hard to connect to a VPN, but we have a solution: Turn ...more

Aircraft equipped with ADS-B are constantly shouting their location into the radio void, along with other useful unauthenticated and unencrypted data. In this guide, we will make an ADS-B receiver using a Raspberry Pi with a software-defined radio (SDR) dongle, which we can us ...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

You probably already know by now that a custom Android ROM can change your user experience and give you what feels like a new OS on your device, and there's no shortage of them out there to try out. A great perk of being a Nexus 5 owner is that devs tend to commit resources t ...more

Last time, I showed how to start putting together an AC arc welder from scavenged microwave parts, focusing on the transformer modifications. Now, I'll show you how to finish up your DIY stick welding machine by fixing up the electrical system and performing the finishing touc ...more

There's a lot that goes into making a nice crystal radio set, so this is going to have to be broken down into two parts. The first part is the actual making of a functional radio, and the second part is making the whole arrangement look nice. In this part, I'm actually going t ...more

Apple is finally adding profiles to Safari, so you can now keep your personal, work, and other topical browsing totally separate in their own instances, with their own history, cookies, website data, and active extensions. Creating profiles for different parts of your life ha ...more

Using an iPhone isn't difficult, but it can be if you're using it for the first time, especially if you switched from an Android phone. That's primarily because of the massive difference in the user interface between the two operating systems. And when it comes to taking scree ...more

The Pi-hole project is a popular DNS-level ad blocker, but it can be much more than that. Its DNS-level filtering can also be used as a firewall of sorts to prevent malicious websites from resolving, as well as to keep privacy-killing trackers such as Google Analytics from eve ...more

Working from home is already challenging. Add the threat of a cyberattack into the mix, and the situation gets even hairier. Hackers know that we're spending more time online, and the number of pandemic-related schemes is growing. While protecting yourself online is always es ...more

There's no doubt iOS 13 has dominated the talk around the Apple community this month. Since the announcement and release of the first developer beta, we iPhone users have had a treasure trove of new features and changes to explore and discuss. Now the fun continues with iOS 13 ...more

Whether it's a short road trip or an 18-hour flight, our phones are now essential travel companions. No longer do we need a GPS unit, maps, cameras, camcorders, or even boarding passes. However, not all phones are created equal in this regard. Some are more suited for travelin ...more

You don't have to be a frequent flyer to know how indispensable navigation apps have become. Many of us rely on these apps for traveling from state to state and getting around in foreign cities, but even more of us count on these apps to beat rush hour traffic and find the qui ...more

The OnePlus 7 Pro is definitely a beast on paper. With a specs page that ticks virtually every box and a price point that undercuts the competition by hundreds of dollars, it's hard to overlook this phone. But before you get too excited, know that OnePlus has repeatedly shown ...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

Cruise Automation, the driverless car startup General Motors (GM) bought for $1 billion in 2016, is readying a formidable fleet of robo-taxis for rollout in cities throughout the US. But when it comes to details about how the company plans to realize these lofty goals, it's be ...more

A flashlight is one of those things you rarely need, but hardly ever have when you do. The normal-sized ones are unwieldy to carry around, and the small ones that you keep in a purse or car are easy to lose. You can solve both of those problems and get the best of both worlds ...more

On the latest iOS software, your iPhone comes with significant privacy and security enhancements to protect your data even more than Apple did before. From safeguarding your iPhone to passcode-protecting files to making it easier to browse the web safely, there's a lot you nee ...more

In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more

Apple's iOS 13 has been available for beta testing since June, and the stable release pushed out to everyone on Thursday, Sept. 19. To help you make the most out of iOS 13 for iPhone, we've rounded up everything you'll want to know, whether a colossal feature, small settings c ...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

A PirateBox creates a network that allows users to communicate wirelessly, connecting smartphones and laptops even when surrounding infrastructure has been disabled on purpose or destroyed in a disaster. Using a Raspberry Pi, we will make a wireless offline server that hosts f ...more

Take everyday sprinkler parts and form them into a high pressure rocket launcher that will shoot paper rockets nearly 300 feet!!! It's cheap to make and a lot of fun! Video: . A quick trip to nearly any hardware or sprinkler supply store should get you everything you need for ...more

In the following video, I demonstrate how to create a device capable of charging the body of anyone who wears it with static electricity, allowing a powerful shock to be discharged into anything that is touched. This grants the wearer the ability to do some pretty amazing thin ...more

If you're getting or already have a new iPhone 12 or 12 Pro, its big-ticket feature is MagSafe, something you'll definitely want to explore. While the technology is new to iPhone, Apple used the MagSafe name for its magnetic charging connectors on older MacBook models until US ...more

Smartphones are vital travel companions. While you're on the go, they connect you with loved ones back home, help you find tickets and passes for tourist attractions, and make it easy to find your way through foreign roads — but even the most powerful smartphone could use help ...more

Apple just released the third public beta for iOS 14 today, Thursday, July 23. This update comes one day after the company released iOS 14 developer beta 3, and two weeks after the release of iOS 14 public beta 2. Apple released this update at 10 a.m. PDT. While we expected t ...more

Apple just released iOS 14 developer beta 3 for iPhone today, Wednesday, July 22. The update comes 15 days after Apple released the second developer beta for iOS 14, and 13 days after the release of iOS 14 public beta 2. Apple released this update at 10 a.m. PDT, the company' ...more

Browsing the web can be dangerous. With all of the various threats out there, it isn't enough to just avoid bad links and visit only HTTPS websites. You need to take advantage of the tools available to you so you don't end up the victim of some scam. Fortunately, Opera is maki ...more

With smartphone cameras and software getting better and better every year, more and more users are getting passionate about photography. So when you're shopping for a gift to get someone, if they have a smartphone, chances are they'll more than appreciate some tools and access ...more

The iPhone XR is the best bang for your buck option among the 2018 iPhones. Splitting the XR and XR Max right in the middle with screen size, it makes small compromises to to keep the price low. However, with the release of the Galaxy Note 9, Samsung has their own formidable m ...more

Apple's new iOS 8 has a ton of new features, and so does their revamped Safari app, only some of the features aren't quite as obvious as others. In this guide, I'll show you my 5 favorite Safari secrets in iOS 8 for your iPad, iPhone, or iPod touch. Video: . You Can Access Rec ...more

Writing longhand may boost learning and goal achievement, but that doesn't mean squat if you don't have pen and paper on you. For me, I'm usually on the go when I have a note or idea to jot down, and I don't always have writing materials in my pocket. Who does? But what I do ...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

Reading through various internet forums, it certainly sounds like the Google Pixel and Pixel XL are attracting more iPhone users than any of Google's previous Nexus devices. The sales figures seem to back that up, too, as the Pixel is outpacing last year's Nexus 6P, and pre-or ...more

As great as the Internet is, it is not without its dangers. Hackers at any time may be breaking into your online accounts and compromising your sensitive information. Last year, hackers broke into Facebook, Gmail, and Twitter and made off with 2 million stolen passwords. It's ...more

After numerous scandals like the Equifax data breach and the 2016 US election, cybersecurity has become a significant issue for Americans. Unfortunately, anytime we use our devices, we're open to a cyber attack — especially when we browse the web. However, there are ways that ...more

One of the best things about Christopher Nolan's Batman trilogy is how realistic he makes the caped crusader feel. Unlike the Joel Schumacher or even the Tim Burton versions, Nolan's world seems grounded in some level of scientific fact. But just how close is science to actual ...more