No Signal

While music may not technically be a "universe language," it is the one language listened to by all. There are over 1,500 music genres today—rap, classical, rock, jazz, trap, hip-hop, house, new wave, vaperwave, charred death, nintendocore... and the list goes on. And if you'r ...more

The iPhone has a feature that lets you see how much juice is left in your Bluetooth headphones, but most Android phones are lacking this ability. Thankfully, there's a simple app that'll close this gap in functionality. To be clear, some custom ROMs and manufacturer-skinned v ...more

When you don't want somebody you're calling to know the real phone number associated with your iPhone, whether it's for privacy reasons, to avoid being called back, or to prevent being ignored, there are multiple things you can do to block it on their caller ID. Some of the b ...more

When the specs for Google's Nexus 4 came out, most critics were more than thrilled. A very fast processor, lots of RAM, a big display with very high resolution, and an 8MP camera made it the media darling of the smartphone world. It climbed the ranks of the best smartphones av ...more

A burner number isn't just for criminals and cheating spouses. In this digital world, with many of our interactions being conducted online, a throwaway phone number acts as a buffer — it lets you enjoy the web without having to give out your personal information, such as real ...more

Android comprises an entire ecosystem of apps, games, functions, and features, so it would only make sense that it has its own lexicon. Words, phrases, and acronyms that didn't exist ten years ago are now used in an off-the-cuff style by developers and support technicians acro ...more

The battery in the Samsung Galaxy S4 may pack 500 more milliamps per hour than the old S3 battery, but that doesn't necessarily mean more battery life. High-powered devices need lots of juice, and the S4 is definitely more powerful than its predecessor. The new battery can han ...more

There are many ways to attack a Wi-Fi network. The type of encryption, manufacturer settings, and the number of clients connected all dictate how easy a target is to attack and what method would work best. Wifite2 is a powerful tool that automates Wi-Fi hacking, allowing you t ...more

So you want to know what that person who is always on their phone is up to? If you're on the same Wi-Fi network, it's as simple as opening Wireshark and configuring a few settings. We'll use the tool to decrypt WPA2 network traffic so we can spy on which applications a phone i ...more

Welcome back, my rookie hackers! So many readers come to Null Byte to learn how to hack Wi-Fi networks (this is the most popular hacking area on Null Byte) that I thought I should write a "how-to" on selecting a good Wi-Fi hacking strategy. Many beginners come here looking t ...more

When it comes to smartphones, the biggest complaint voiced by most users is battery life. Sure, it's unrealistic to expect your Android device to run for weeks without a recharge, but many folks struggle to even make it through the day without having to top off their battery. ...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's iMessage is one of the main reasons to use an iPhone, and there's a lot you can do in chats without being overly complicated. But there's one issue that continues to drive people nuts, and that's the blue typing bubble indicator with the moving ellipsis (•••). Can you ...more

Whether you're calling the unemployment office, a popular radio contest, or any other phone line that gets super busy, having to recall the number manually is a pain. Whatever you do, however, don't punch in the same digits over again and again — our smartphones can help do it ...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

Many people get so discouraged by their failures with redstone that they give up using it entirely, or never progress beyond using simple switches. However, by incorporating logic gates into your redstone designs, the applications are nearly limitless. The ability to add multi ...more

Back in 2007, YouTube user HouseholdHacker posted a parody video on how to make a high-def speaker for under a buck. MythBusters took on the challenge and busted it. Although that particular method doesn't seem to work, that doesn't mean you can't make your own speaker for le ...more

As with practically any other device, the Samsung Galaxy S3 has its fair share of complaints. Some have workarounds, some can be solved with mods or apps, and some seem to have no fix at all. One common issue on the GS3 is that the GPS won't seem to work at all, refuses to lo ...more

The next big iOS version for iPad, iPhone, and iPod touch was revealed by Apple at WWDC 2018 and dropped for everyone on Sept. 17, 2018, less than a week after Apple revealed the new iPhone lineup. We've rounded up all the big picture items and secret features and changes we c ...more

Even with the highest-tiered data plan available, there are times that your phone or your carrier might downgrade your connection to 3G or even lower. This usually occurs when you've made a phone call, or you've switched cell towers while traveling. And after that downgrade o ...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

Android devices are known for their USB and Wi-Fi tethering abilities—rooted or unrooted—which comes in handy for those that travel and need internet on their laptops in areas that don't have any Wi-Fi networks available, but have a strong cellular signal. And tethering via U ...more

Lack of appetite often signals a cold or flu. Eating can be the last thing we want to do when we have a sore throat or are too fatigued or achy to even get out of bed. When hungry, we don't feel as strong as when we are well fed—and we more than likely aren't as strong. The s ...more

Some phone lines make it nearly impossible to get past the busy tone, whether it's a viral call-in giveaway, your state's unemployment office, your local post office during the holidays, or the repair office for a broken warrantied product you have. Thankfully, there are apps ...more

Apple is set to release its latest operating system for iPad, iPhone, and iPod touch this fall, and if you haven't noticed yet from our iOS 7 softModder guides, it's going to be pretty slick. Gone are the boring old icons that have remained basically unchanged since the very ...more

Electronic warfare tactics work by jamming, disrupting, or disabling the technology a target uses to perform a critical function, and IoT devices are especially vulnerable to attacks. Wireless security cameras like the Nest Cam are frequently used to secure critical locations, ...more

One of the best things about the Samsung Galaxy S3 is the ability to modify the device in countless ways, as with any other Android device. A recent guide on adding softkeys to the GS3 from mod Faisal inspired me to share some information on how to edit build.prop, which is y ...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

Hi, dear co-apprentices and wise masters. I've been recently trying to learn the basics to hacking here, and I've read all guides on Wi-Fi hacking and noticed no word is dedicated to this awesome script that comes bundled with Kali! Okay, it may be a potential skiddie toy, bu ...more

A very large aspect of minecraft is redstone. Infact, redstone is probably what keeps me playing minecraft today. Ever since the piston update of beta 1.7, redstone has taken minecraft to a whole new level, with the ability to manipulate the entire world around you with the fl ...more

Smartphones are like high tech buckets that collect our personal information through constant use. This has some obvious benefits, like getting a more personalized experience with our devices. On the other hand, this data is a tempting target for bad actors looking to make a b ...more

There are so many things to love about the Nexus 5, from timely updates to newer versions of Android to a terrific blend of price and specs. But while mobile phone tech keeps churning along, battery technology isn't quite up to snuff yet, and I find myself wishing that my phon ...more

With over a billion videos uploaded to YouTube, passing your time browsing through the immense library can be an emotional roller coaster ride. One second you're bawling your eyes out over this devastatingly sad clip of Oden the dog's last minutes with his owner, and the next ...more

Your iPhone has hidden apps that work behind the scenes to filter SMS messages, trust computers, deal with payments, test ads, and perform other actions. You won't find any of them in your App Library, but there are tricks you can employ to unlock and use some of these secret ...more

Tripwires are a new mechanic released in Minecraft 1.3, and people are still trying to figure out how best to use them. Minecart returns are a great idea, but what about traps? I've constructed examples of my three favorite tripwire traps, and I'll show you how to make them. ...more

Despite packing some really nice camera specs, the OnePlus 3 and 3T don't take the best pictures. That's because, these days, great software is just as important as great hardware when it comes to image quality. Qualcomm, who made the processors for the OnePlus 3 and 3T, has ...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

Sometimes, stock just doesn't cut it. When you're sick of the limitations in Sense on your HTC One, a new ROM can be a ray of sunshine. By installing a custom ROM, you can add or unlock new features in Sense, or you can get a pure Android experience instead. It's all up to you ...more

Dreams are like an internal human holodeck. Inside your mind, anything is possible, from your grandest wishes to your worst nightmares. This is all well and good, but what if you could control your dreams and become the omniscient god of a handpicked reality whenever you go to ...more

I have Verizon, America's largest 4G LTE network, as my cell service provider, but there are times when I find myself with a pretty shitty signal, rendering my upload and download speeds substantially slower than usual. One of those times are when I'm in my bedroom, and altho ...more

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

Apple's latest big software update includes an entirely new Apple app, a controversial change in the TV app, better Siri control, an improved Shortcuts app, interesting Safari upgrades, Apple Music Sing, and more. Keep reading to see what iOS 16.2 has to offer your iPhone. Th ...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

Sprint has announced that it will be the first U.S. carrier to release Jelly Bean 4.1 for the Samsung Galaxy S III. The over-the-air updates have already started, with users receiving a notification on how to update on their phone. The reason Jelly Bean has garnered so much at ...more

Are you tired of having to use two different enchanting tables when you want both low and high enchants? Are you sick and tired of hearing your faction/guild/clan members say that they need lower enchants because they don't have enough experience levels for high-end enchants? ...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

HTC claims to have improved the One M8's battery life by 40% over its predecessor, but there is always room for improvement. Our phones are pretty much glued to the front of our faces, whether we're drafting important emails or killing time on YouTube, and a rapidly draining ...more

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

You may not know this, but the Spotify app will let you add a bit of personal touch to all the music you stream. Unlike many other music streaming services, Spotify actually has fantastic equalizer support on both iOS and Android. While Spotify's music library already sounds ...more

On April 7, 2017, residents in Dallas, Texas, woke to the sound of emergency sirens blaring all over the city. No one could shut them off, and after repeated efforts to contain the situation, the city had to shut down the entire system. While the media reported a sophisticated ...more

In our first part on software-defined radio and signals intelligence, we learned how to set up a radio listening station to find and decode hidden radio signals — just like the hackers who triggered the emergency siren system in Dallas, Texas, probably did. Now that we can hea ...more

There have been concerns with how much personal information Google tracks and all the things they know about us. Of course, that's what makes Google services so useful, they can use that information to cater to each of us individually. So yes, it serves a purpose, but it's not ...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

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