If maintaining privacy is an ongoing battle, the front line is your smartphone. Apple included several new security features in iOS 10, but at the same time, some of the best new functionality comes with potential privacy trade-offs that everyone needs to understand. New feat ...more
Smartphones are almost always connected to the internet, so it stands to reason that they can be hacked remotely. Or perhaps a jealous boyfriend or girlfriend got hold of your device physically, in which case they could've potentially installed a keystroke logger, a virus, or ...more
For some time now, Samsung, LG, and other smartphone manufacturers have had one-handed modes that let you reach on-screen content with your thumb that would otherwise be unreachable without another hand or uncomfortable grip. Google has finally caught up in Android 12 with its ...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
Dating websites allow you to see a person in a very intimate context, framing their successes and accomplishments in life to an important audience. The information contained in these profiles often can't be found elsewhere, offering a unique look into the personal life of the ...more
There are more than 2 billion Android devices active each month, any of which can be hacked with the use of a remote administration tool, more commonly known as a RAT. AhMyth, one of these powerful tools, can help outsiders monitor a device's location, see SMS messages, take c ...more
A router is the core of anyone's internet experience, but most people don't spend much time setting up this critical piece of hardware. Old firmware, default passwords, and other configuration issues continue to haunt many organizations. Exploiting the poor, neglected computer ...more
Not too long ago I showcased ReCam, a free app that lets you schedule recordings and use your Android device as a security or spy camera of sorts. While useful, this app required you to schedule when to record in advance, resulting in you possibly missing the footage you inten ...more
You saw our post on the 18 coolest new features of iOS 7, but now that you've had a chance to play around with your updated iPhone, it's time to lock it down. There are a surprising number of new privacy and security-related issues in iOS 7's default settings, from allowing A ...more
Smartphones are more like computers than actual telephones. Unfortunately, thieves, hackers, and other bad actors know this and are always looking to make money off your personal data. Thankfully, your Galaxy S20, S20+, or S20 Ultra has tools to combat these threats — as long ...more
When it comes to sniffing Wi-Fi, Wireshark is cross-platform and capable of capturing vast amounts of data. Making sense of that data is another task entirely. That's where Jupyter Notebook comes in. It can help analyze Wi-Fi packets and determine which networks a particular p ...more
Canary tokens are customizable tracking links useful for learning about who is clicking on a link and where it's being shared. Thanks to the way many apps fetch a URL preview for links shared in private chats, canary tokens can even phone home when someone checks a private cha ...more
Look, tests are no fun, and doing poorly on them is rarely an option. Whether you're studious or a slacker, everyone needs a little boost now and again. While students have found ways to cheat as long as tests have existed, the invention of smartphones has greatly enhanced the ...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
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
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
Every time you make a call or send a text, you're giving the recipient your phone number. This can be quite the security vulnerability, opening yourself up to scammers, spammers, and the feds. In this how-to, we'll look at what a burner phone is, why you might want one, and ho ...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
If you're doing the same tasks on your Android phone repeatedly each day — like playing a specific playlist at the gym, viewing work documents, or watching your favorite music video — you can save some time by automating your routine, turning each task into a one-tap gesture o ...more
You may not realize it, but most of your apps include third-party tracking services that monitor your activity in other apps and websites to serve highly-targeted ads to you. But now you can stop the creepy behavior on an iPhone and Android phone. While Apple had already impl ...more
One UI has an exciting privacy feature that lets you lock apps, photos, videos, and files on your Galaxy device behind Samsung's defense-grade Knox security platform. Only you can unlock it using a pattern, PIN, or passcode, or with biometrics like fingerprint and iris locks. ...more
While the airline, casino, cruise, and hotel industries are asking for government bailouts during the COVID-19 pandemic, companies around the US are giving away its apps and services for a limited time. So while you're stuck at home, keep your mind off of coronavirus with free ...more
Apple's scheduled to show off the first look of iOS 13 at WWDC 2019 on June 3, but what will the new operating system hold for iPhone? Rumors suggest that many features initially planned for iOS 12 will show up in iOS 13, codenamed "Yukon," and dark mode will be the big ticket ...more
While Google has a water-resistant phone in the Pixel 2, its CES booth was anything but. According to Tech Crunch, Google had to shut down its two-level outdoor booth once it began to rain at the Las Vegas trade show. Even though Las Vegas is the driest city in the country, Mo ...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
The new lock screen in iOS 10 is a lot different than previous versions, but one thing that stuck around is the quick access camera shortcut. The only real difference aside from aesthetics is that now you don't have to swipe up from the camera icon. Instead, you can simply swi ...more
It's a given that if you're driving, you or someone you know has Waze as a go-to on their smartphone. The Google-owned crowdsourced navigation app is one of the best for avoiding traffic, roadblocks, and even cops. But a new academic study and report from Fusion suggest that ...more
The art of taking secret photos is one that requires keen awareness and skill. Not only do you need to ensure that your subject remains oblivious, but you also need to make sure that no one near you notices what you're attempting to do. It's great when you buddy is acting a fo ...more
This past weekend, one of the most notorious hacker organizations in the world, Hacking Team, was hacked by some unknown organization. The Hacking Team is an Italian company that sells it software and services to companies and governments (yes, my rookie hackers, there are leg ...more
Thanks to a couple of photoshopped images that made rounds across Twitter last year, iPhone users were duped into thinking that iOS 8 included a security feature that would lock individual apps. Of course, none of it ended up being true, but we covered other features and apps ...more
Unlike the suave 007 that Daniel Craig portrayed, I am not a spy, nor am I that charming, but I do occasionally enjoy taking a stealthy video. Maybe I'm a jerk, but I often catch people doing ridiculous things and just think, "Aren't you embarrassed?" Capturing these incident ...more
Let's just say it's been a pretty bad year for spies and government agencies and an even worse one for the privacy of U.S. citizens. Edward Snowden blew the lid off the NSA's spy program, and the FBI was recently discovered to have the ability to access your webcam any time th ...more
If you're tired of your roommate stealing your Cheetos out of the pantry or simply want to indulge in something creepy, then keep reading. With the iPhone 5 finally released, many people will soon be selling or giving away their older iPhones. But should they? Instead of ditch ...more
You may not always want to, but there will probably be a time when you'll want to know if an email you send — like a job application or a support request — is opened by the recipient. It's actually easy to implement, and you may be using an email client on your device right no ...more
There are hidden Wi-Fi networks all around you — networks that will never show up in the list of available unlocked and password-protected hotspots that your phone or computer can see — but are they more secure than regular networks that broadcast their name to any nearby devi ...more
Past video recording apps we've covered made it easy to turn your Android device into a hidden spy camera, even allowing you to inconspicuously record videos using your volume buttons. While both are viable options that can secretly capture video, today we're going over an add ...more
As touchscreen phones continue to evolve, the need for physical buttons seems less and less pronounced. While hard keys may seem like an endangered component on mobile devices, save for the Samsung Galaxy line, it'd be difficult to fathom a world where volume keys are absent. ...more
Certain files contain sensitive data that you don't want being shared with just anybody. Even still, it would be nice to be able to send such a file to a certain confidante without fear of it falling into the wrong hands. The Digify development team had all of this in mind wh ...more
There's really nothing safe about transmitting sensitive information electronically, but even if it gets there safely without being seen by prying eyes, there's no guarantee what happens to it once it reaches its destination. And let's face it, there are some things that you j ...more
It's no secret that there's a lot of surveillance going on these days. It's easier than ever to end up in a database, and even former government agents are speaking out about the atrocious amount of spying being done against our own citizens. They've targeted our laptops, cars ...more
Smartphones are now indispensable when traveling. Domestic and overseas travel alike require food, navigation, translation, and so much more to make work or vacation successful. Gone are the days of lugging multiple tourist books around with you everywhere you go — you need to ...more
If you own a Pixel or Nexus device, Project Fi is a great alternative for cellular service outside of the four major US carriers. Project Fi is a Google-managed MVNO, providing service primarily through the T-Mobile and Sprint networks. One of the biggest mysteries on Fi is wh ...more
Flight disruptions can cost billions of dollars, but most modern commercial flights rely on air traffic control systems that harbor serious vulnerabilities. The Federal Aviation Administration uses an infrastructure called NextGen, which relies on Automatic Dependent Surveilla ...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
Besside-ng is the hidden gem of the Aircrack-ng suite of Wi-Fi hacking tools. When run with a wireless network adapter capable of packet injection, Besside-ng can harvest WPA handshakes from any network with an active user — and crack WEP passwords outright. Unlike many tools, ...more
Welcome back, my nascent hackers! Although my favorite TV show, Mr. Robot, had completed its first season already, I have not completed demonstrating the hacks that Elliot used in the show. (By the way, I can't wait for season 2!) In several episodes, Elliot was seen sending ...more
Staying inside during the coronavirus pandemic isn't easy for most of us. As important as it is to keep away from others, it can be challenging to keep to ourselves day after day. That's why mobile game developers are stepping in to help; many are making their games free for a ...more
Connecting to your headless Raspberry Pi on the go typically requires a network connection or carrying around bulky peripheral hardware like a screen and keyboard. With the help of an old-school connecting standard, though, you can log into your Pi from any computer using a si ...more
Welcome back, my greenhorn hackers, and happy New Year! Now that your heads have recovered from your New Year's Eve regaling, I'd like to grab your attention for just a moment to preview 2015 here at Null Byte. I hope you will add your comments as to what you would like to se ...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 September 1st, 1859, and the Earth looks more or less like something out of an apocalyptic movie or Sci-Fi novel. All communications have failed, it's so bright outside at midnight that people are getting up and making breakfast, and people all over the world are seeing a ...more
While hackers adore the command line, working with the GUI (graphical user interface) of an operating system has some advantages. This is especially true when it comes to post-exploitation. When we can control the mouse and keyboard of a remote computer, we can truly say we ha ...more
With a simple web-based tool, you can hide secret messages for family, friends, and fellow spies inside of plain text communications, and anyone that intercepts the messages will be none the wiser. Steganography is the art of hiding secret messages comprised of text, code, au ...more
If you've recently built a Wi-Fi spy camera out of an ESP32-CAM, you can use it for a variety of things. A baby monitor at night, a security camera for catching package thieves, a hidden video streamer to catch someone going somewhere they shouldn't be — you could use it for p ...more
Over the past decade, Marvel Studios has been a dominant force at the box office, raking in more than $21 billion dollars. Averaged out over that span of time, the yearly earnings of those movies outweigh the gross domestic product of some countries. And while those films hav ...more
Apple designed Find My Friends in 2012 as a means for better-connecting with friends and family. It's pretty useful for scenarios when you need to keep tabs at an amusement park or to get a live ETA when your buddy is coming to pick you up from the airport. You can even share ...more
SharePlay is arguably one of the most significant features to hit FaceTime since group calls, and it's still hard to find apps that support shared experiences in FaceTime. Apple does list a few apps, but there is no official index of all the apps with SharePlay integration. Th ...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