Jam a Wireless Signal

You may have heard of a signal jammer before, which usually refers to a device that blasts out a strong enough radio signal to drown out the reception of nearby devices like cell phones. Purpose-built jammer hardware is outright illegal in many countries. Still, Wi-Fi is vulne ...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

When learning Wi-Fi hacking, picking a compatible Wi-Fi network adapter is the first step to learning to crack Wi-Fi passwords. Many compatible adapters have swappable antennas, and there are several different kinds of specialized antennas you can add to a network adapter to ...more

MacOS isn't known as an ideal operating system for hacking without customization, but it includes native tools that allow easy control of the Wi-Fi radio for packet sniffing. Changing channels, scanning for access points, and even capturing packets all can be done from the com ...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

The Raspberry Pi is a credit card-sized computer that can crack Wi-Fi, clone key cards, break into laptops, and even clone an existing Wi-Fi network to trick users into connecting to the Pi instead. It can jam Wi-Fi for blocks, track cell phones, listen in on police scanners, ...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

Life is getting more and more convenient. You can pick up a wireless signal at nearly any coffee shop these days (Starbucks is now officially free in every location across the nation), as well as airports, libraries, hotels and more. However, along with this convenience comes ...more

Can a well-directed thought be as good as a mouse click? With an Emotiv EPOC headset, the answer is yes. And then some. Though Emotiv describe their device as a "high-resolution, neuro-signal acquisition and processing wireless neuroheadset," we're quite content to call it a t ...more

Wish your home wireless network was faster? You can always buy a signal booster, but if you'd rather not spend the money, here are a few tips and tricks to speed up your wireless connection, including how to make a homemade signal booster with things you probably already have ...more

Struggling to keep up your wireless signal? If you're struggling to stream Hulu from the backyard DocZee's got an idea. Pull that old DirecTV satellite dish off the roof. Mod it into a 2.4GHz 802.11 WiFi booster antenna. Oh make that an antenna, that swivels! This hack is a ...more

We fight cancer in a variety of ways, but no matter whether drugs, biologics, or our immune cells are part of the battle, they can do a better job fighting back cancer if we can help them find the tumors. Scientists from the University of Rochester Medical Center (URMC) have ...more

Our smartphones have outlived the Walkman, iPod, and even stereo systems, to some degree. So it makes sense to treat your iPhone or Android device to a quality pair of headphones, whether you're a hardcore audiophile or just an everyday music lover. This doesn't come cheap, of ...more

Mobile payment systems have been around for almost 5 years now, starting with Google Wallet. But when Apple got into the game last year with their new Apple Pay service, things really started to take off. Around this time, Samsung responded by acquiring an up-and-coming mobile ...more

The landscape of the augmented reality space is broad, diverse, and constantly shifting, perhaps more so than any other vertical in technology. At the same time, major players are attempting to standardize various hardware designs and delivery methods, while still others are r ...more

Welcome back, my hacker trainees! A score of my readers have been begging for tutorials on how to hack Wi-Fi, so with this article, I'm initiating a new series dedicated to Wi-Fi hacks. This will probably be around 6-9 articles, starting with the basics of the technologies. I ...more

You don't need to be a robot to be overly concerned with battery life, especially if we're talking about Terminators, which have nuclear or hydrogen fuel cells that keep them running for years straight. It will be a long time before smartphones get that upgrade, so in the mean ...more

If you use a wireless mouse or keyboard, you could be leaving yourself open to attacks from hackers. Researchers at Bastille had discovered in January 2016 that attackers could make use of a cheap $15 antenna to sneak into your computer through a wireless mouse or keyboard don ...more

It's the bane of many a tech geek's existence that the customizability of Android software cannot be combined with the sleek design of the iPhone. A new Kickstarter project titled Eye, however, is looking to change that with a new iPhone case that allows you to combine the two ...more

An internet connection has become a basic necessity in our modern lives. Wireless hotspots (commonly known as Wi-Fi) can be found everywhere! If you have a PC with a wireless network card, then you must have seen many networks around you. Sadly, most of these networks are sec ...more

OnePlus will be releasing a new phone in the second half of 2018, specifically, an upgrade to their T-series. Over the past two years, #T versions have come out about five months after their predecessors and have included small updates that fix any problems from the previous O ...more

Welcome back, my neophyte hackers! Have you ever had a neighbor that you're certain is up to no good? Maybe you've seen him moving packages in and out at all hours of the night? Maybe you've seen people go into his home and never come out? He seems like a creep and sometimes ...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

When you don't have a steady cellular signal or immediate Wi-Fi access but need to communicate with others around you, you can set up an off-the-grid voice communications network using a Raspberry Pi and an Android app. There are apps such as Bridgefy that will create a mesh ...more

Speakers today are a marvel for their portability and sound quality. No longer do we need giant boxes to bring down the house — a speaker that can fit in your hand can fill a room with your favorite music. This is even more important when you pair it with your smartphone, and ...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

There are plenty of ways to speed up your wireless network at home, some as simple as changing the placement of your router. While you can always buy equipment to boost your signal, there are plenty of cheap or free DIY solutions you can try as well. Danilo Larizza shares a n ...more

Sharing your internet connection with others through wifi, is easy. follow the steps and your Mac will emit a wifi signal. Step 1: Open System Preferences. Step 2: Open Sharing, in Internet and Wireless Section. Step 3: Select the Option of Internet Connection You Have on the ...more

You've probably heard of RCS messaging. The new standard has been promoted by Google as their answer to iMessage and is the backbone behind the new "Chat" features in Android Messages. With RCS, Android phones will now enjoy enhanced messaging like iPhone users have had for ye ...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

Hackers can be notoriously difficult to buy gifts for, so we've curated a list of the top 20 most popular items Null Byte readers are buying during their ethical-hacking studies. Whether you're buying a gift for a friend or have been dying to share this list with someone shopp ...more

We are now in the age of 5G. Carriers worldwide are upgrading their networks to the newest standard for mobile, which will dramatically improve your phone experience. How? By giving it download speeds and latency that surpass Wi-Fi. But before you upgrade, there are few things ...more

If you're living or staying out in the middle of nowhere or a rural area outside of a big city or town — where there are no reliable cable, fiber, or wireless networks available — how can you get an internet connection? There are several possibilities, but they all come with t ...more

If you're ever in a situation where you need to take a peek at the wireless spectrum, whether it's for Bluetooth or Wi-Fi devices, there's a fascinating Python 3-based tool called Sparrow-wifi you should check out. It's cross-platform, easy to use, and has an impressive GUI th ...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

In 2009, 4G LTE networks rolled out in Stockholm and Oslo, replacing 3G as a better upgrade to the mobile data technology that gives us the broadband speeds we have on our mobile devices. Over a decade later, and we have the latest, next-generation wireless network technology ...more

For the uninitiated, it can be difficult to buy that special hacker in your life a perfect holiday gift. That's why we've taken out the guesswork and curated a list of the top 20 most popular items our readers are buying. Whether you're buying a gift for a friend or have been ...more

Applications, features, and software running in the background of your Samsung Galaxy Note 2 can drain a significant amount of battery power, even when your smartphone isn't being used. For this reason, smartphone carriers and developers suggest that you turn off Bluetooth, Wi ...more

When the Steam Link app was first introduced in 2018, I was impressed. As long as you were on the same network as your PC, you could play your Steam games on your phone. But now, it's even more impressive. By enabling a few extra settings, you can play your Steam library on mo ...more

We assumed the novelty of the Apple iPhone would have worn off by now. We were wrong. It could get better than TapTapRevolution and Shazam. Almost two years since its launch, this little brick of wonderful continues to wow. Even with the AppStore, the iPhone is most utilitari ...more

If you've grown bored of day-to-day hacking and need a new toy to experiment with, we've compiled a list of gadgets to help you take password cracking and wireless hacking to the next level. If you're not a white hat or pentester yourself but have one to shop for, whether for ...more

In five short years, three generations of ultra-low-cost Raspberry Pi devices have challenged the boundaries of what a person can do with a $35 computer — especially with Kali Linux. With each Pi more powerful and cheaper than the last, the addition of the Pi Zero in 2015 too ...more

With smartphone makers ditching the headphone jack in the hopes of a truly wireless future, we're having to rely on Bluetooth devices like earbuds and headphones more and more. But the downside here is that these devices aren't physically connected to your phone in any way, wh ...more

In 2017, after purchasing a majority of the 600 MHz frequency, T-Mobile began a massive rollout of the new LTE Bands across the US. However, there are currently only two devices that support the frequency, also known as LTE Band 71. Thanks to a recent FCC listing, we've learne ...more

Now that the cutting-edge iPhone X is up for preorder, everyone is excited to see how the new device will compare to offerings from Apple's competitors. Namely the Galaxy Note 8, which is a beast of a phone in its own right. The reasoning behind wanting to see how the iPhone ...more

Wi-Fi signals have limited range, so if you live in a two-story house or work in a larger office, you may have set up multiple routers or repeaters to ensure full wireless coverage. Sadly, Android handles the transition between networks pretty poorly. The main issue here is t ...more