Facebook Messenger is a messaging app first, but of its more than 1.3 billion monthly users, 32 percent use its video chat feature at least once every month. While it may seem pretty straightforward to video call with family and friends on Messenger, there are many tips and tr ...more
We might never truly know all of the colors behind old and classic black-and-white photos, but thanks to technology, we can get a pretty accurate colorization. Although Photoshop is a popular way to colorize these images, you can now use your iPhone, along with a nifty shortcu ...more
With an inconspicuous Android phone and USB flash drive, an attacker can compromise a Windows 10 computer in less than 15 seconds. Once a root shell has been established, long-term persistence to the backdoor can be configured with just two simple commands — all while bypassin ...more
A relay is an electrical component that works like a light switch, where it's turned on or off with an electrical signal. By connecting a relay to a Wi-Fi connected microcontroller like an ESP8266, you can build a connected switch that can be controlled from the web browser of ...more
The tactic of brute-forcing a login, i.e., trying many passwords very quickly until the correct one is discovered, can be easy for services like SSH or Telnet. For something like a website login page, we must identify different elements of the page first. Thanks to a Python to ...more
Users are often the weakest link when probing for vulnerabilities, and it's no surprise they can be easily fooled. One way to do this is called clickjacking. This type of attack tricks the victim into clicking something they didn't mean to click, something under the attacker's ...more
Computers all over the world rely on a program called "libssh" to use the SSH communications protocol, which allows trusted users to log in and administer computers remotely. Due to a flaw in libssh, fooling a computer into granting SSH access is as easy as telling it you alre ...more
If you're on the hunt for a profitable side-gig, or even a completely new way to to make money, you'll want to take a look at Upwork, a leading freelancing platform that connects skilled freelancers with clients from all over the world. Upwork allows you to build your own onl ...more
Hackers rely on good data to be able to pull off an attack, and reconnaissance is the stage of the hack in which they must learn as much as they can to devise a plan of action. Technical details are a critical component of this picture, and with OSINT tools like Maltego, a sin ...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
A powered-off Windows 10 laptop can be compromised in less than three minutes. With just a few keystrokes, it's possible for a hacker to remove all antivirus software, create a backdoor, and capture webcam images and passwords, among other highly sensitive personal data. The ...more
Shodan calls itself "the search engine for internet-connected devices." With so many devices connected to the internet featuring varying levels of security, the special capabilities of this search engine mean it can provide a list of devices to test and attack. In this tutoria ...more
After exploiting a vulnerable target, scooping up a victim's credentials is a high priority for hackers, since most people reuse passwords. Those credentials can get hackers deeper into a network or other accounts, but digging through the system by hand to find them is difficu ...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
As the Chromecast becomes more and more popular (it's even available overseas now), the market has seen an avalanche of Chromecast-compatible apps. We can play games, cast TV stations, and even mirror our screens, but today I'm going to show you a multifaceted tool that'll do ...more
I obviously do a lot of Steampunk projects, but there are a ton of things out there that I haven't tried yet. So, in an effort to broaden my horizons, I recently taught myself how to use Arduinos, which I plan to incorporate into some of my future Steampunk builds. Since ther ...more
First off—Happy Independence Day! Since it's the 4th of July, let's make this week's roundup short and sweet, so you can all get back to your holiday festivities. Things to Do on WonderHowTo WonderHowTo is a how-to website made up of niche communities called Worlds, with top ...more
Among the various components of the emerging augmented reality space, the most lucrative is the advertising market. The prospect of turning every object, every location, ever signpost in the real world into a discount code or virtual transaction interface is why AR will ultima ...more
Shortcuts are meant to make your life easier, and iPhone shortcuts are no exception. They can use different triggers, manual or automated, to perform actions in the background, allowing you to do things like send a prewritten text message during a bad date or change your wallp ...more
Apple just seeded developers and public beta testers the GM (golden master) for iOS 14 on Tuesday, Sept 15. The update (18A373) comes just after Apple's "Time Flies" event, and six days after Apple released iOS 14 beta 8 for both developers and public testers. Apple released ...more
An attacker can create three, five, or even ten new Netcat connections to a compromised MacBook with one command. Performing complex post-exploitation attacks might otherwise be difficult from a single shell without this essential trick. Why Create Multiple Netcat Threads? W ...more
Picture this: You finally get that awesome angle, the perfect selfie. You can't wait to post it on your Instagram, except there's one problem — it looks a little flat and the colors just seem off. Maybe it's the lights? Or maybe your new smartphone camera isn't as good as you ...more
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
Downloading YouTube videos for offline use to watch later has always been a problematic endeavor. Dedicated third-party apps don't last long in the App Store, web-based converters aren't very functional on mobile, and rogue apps outside the App Store are tricky to sideload and ...more
Whenever a friend borrows my Samsung Galaxy S3 to browse the web or make a quick call, I always pause to make sure there's nothing incriminating on it. I'm no superfreak, but some of my friends are, so I have more than a few photos on my device that I wouldn't wish upon anyone ...more
There's a powerful tool on your iPhone that can fine-tune your iOS experience based on what you're doing and when, and it's completely customizable. With it, you can control what notifications appear or are silenced, who can call you, which Home Screen pages you want to view, ...more
Apple's iOS 16.3 update for iPhone had impressive new features, but iOS 16.4 might impress you even more. The latest iPhone update was released on Monday, March 27 — a day earlier than Apple Music Classical, Apple's new classical music streaming service — has at least 30 more ...more
If you use the Notes app on your iPhone and haven't updated to the newest software yet, you're missing out on some pretty valuable upgrades that improve smart folders, note security, collaboration, and more. So what are you waiting for? The new tools in Apple's Notes update m ...more
Apple made significant improvements to its Shortcuts app in the latest iOS update, so you can do even more with your custom-made macros for iPhone. The big story is "App Shortcuts," which takes all the work out of building shortcuts, giving you immediate access to premade one ...more
When you enable Low Power Mode on your iPhone, it's not always clear what measures it's taking to reduce battery drain and conserve power. Changes to energy-hungry features you use daily may be immediately noticeable, but some things you use frequently may be disabled or reduc ...more
One of the biggest grievances with Safari on iPhone was always its lack of customization, and iOS 15's browser upgrades tackle that problem head-on. Apple added many great features, including Safari extensions, Tab Bar, and Tab Groups, but the most prominent feature caters to ...more
A man-in-the-middle attack, or MitM attack, is when a hacker gets on a network and forces all nearby devices to connect to their machine directly. This lets them spy on traffic and even modify certain things. Bettercap is one tool that can be used for these types of MitM attac ...more
Most packages sent to you via delivery services include a tracking number that allows you to track it from the creation of the shipping label all the way to your doorstep. The U.S. Postal Service includes tracking information with many of its mailing services, but not for firs ...more
URL tracking codes: you'll see them on almost every link you copy online to share with friends and followers. It could be tens or hundreds of extra characters appended to the end of a URL, which websites and marketers use to tell how you got to the link in the first place. The ...more
Apple's latest big update to iOS 14 has a lot to be excited about. While iOS 14.2 had some fun new features, such as new emoji and wallpapers, People Detection in Magnifier, and a Shazam control, iOS 14.3 brings on the heat. There are new Apple services and products that are s ...more
Sometimes, keeping every message comes in handy. Maybe you want to relive fun conversations from months or years ago, or perhaps you need to recall a piece of data such as an address, name, or link. However, not all chats need to stick around forever. Whether you're concerned ...more
Possibly the most popular feature in iOS 14, home screen widgets are here to stay. Apple created a ton for its own apps, and third-party developers keep building ones for their own apps. But home screen widgets go beyond that since you can make a widget for practically anythin ...more
Apple's iOS 14 is here. With it, you'll see over 200 new features and changes hit your iPhone, including home screen widgets, inline replies in Messages, and cycling routes in Maps. Here's how you can get your hands on the brand new update. Apple released iOS 14 to compatible ...more
Choosing a movie to watch at home can be incredibly difficult when you don't already have one in mind. But there's a shortcut for your iPhone that can make it easier to browse your streaming media services for something good to play. More specifically, it lets you browse Netfl ...more
Update (Fall 2020): Samsung's version of Android 11 is already in its testing phases! One UI 3.0 is expected to hit recent flagship Galaxy devices towards the end of this year, so check out the new list of features: New Version: All the New Features & Changes in Samsung's One ...more
What appears to be an ordinary MP4 may have been designed by an attacker to compromise your Linux Mint operating system. Opening the file will indeed play the intended video, but it will also silently create a connection to the attacker's system. Understanding the Attack Whi ...more
If we were to assign a theme for the 2019 edition of the Next Reality 30 (NR30), it might be something along the lines of, "What have you done for me lately?" Many of the top names in the industry from the 2018 edition remain the same, but their positions have shuffled. The p ...more
|Choose Your View: Quick Bullet Points | Detailed Descriptions Android's newest major update is a special one — it's the tenth full version of the world's most commonly used operating system. The latest release, dubbed simply Android 10 (codename Android Q), was first showcas ...more
Data can be injected into images quickly without the use of metadata tools. Attackers may use this knowledge to exfiltrate sensitive information from a MacBook by sending the pictures to ordinary file-sharing websites. Continuing on the topics of DPI evasion, payload obfuscat ...more
Metadata contained in images and other files can give away a lot more information than the average user might think. By tricking a target into sending a photo containing GPS coordinates and additional information, a hacker can learn where a mark lives or works simply by extrac ...more
Automating port scanners, directory crawlers, and reconnaissance tools can be complicated for beginners just getting started with Kali Linux. Sparta solves this problem with an easy-to-use graphical interface designed to simplify a penetration tester's tasks. Sparta, authored ...more
Although the Clock app in iOS has undergone some design changes over the years, you still can't set more than one timer on your iPhone. Oddly enough, Apple's own HomePod speaker added this feature, mimicking the timer on Amazon's popular Echo smart speakers. Fortunately, throu ...more
Reconnaissance is the phase of an attack where a red team or hacker designs a strategy based on the information they can learn about the target, as well as what the available attack surface looks like. These scans can take time to discover relationships, but Raccoon OSINT scan ...more
When you tap on a URL link in a text, email, or wherever, your iPhone's default reaction will be to open it up in Safari, and there's no way to change this in the settings. However, there is a way you can work around this to open up links in Chrome instead. Even if you acciden ...more
Ports allow network and internet-connected devices to interact using specified channels. While servers with dedicated IP addresses can connect directly to the internet and make ports publicly available, a system behind a router on a local network may not be open to the rest of ...more
Many guides on Null Byte require using the Secure Shell (SSH) to connect to a remote server. Unfortunately for beginners, learning to use SSH can become a confusing mix of third-party programs and native OS support. For Chrome OS users, using SSH is even more difficult. We'll ...more
Internet Relay Chat, or IRC, is one of the most popular chat protocols on the internet. The technology can be connected to the Tor network to create an anonymous and secure chatroom — without the use of public IP addresses. IRC servers allow one to create and manage rooms, us ...more
Apple's iOS 11 is finally here, and while they showed off several of the new features it brings to your iPhone, iPad, and iPod touch back at WWDC 2017, they've only just touched the surface of what iOS 11 has to offer. There are a lot of cool new (and sometimes secret) feature ...more
In my previous article, we learned how to generate a vulnerable virtual machine using SecGen to safely and legally practice hacking. In this tutorial, we will put it all together, and learn how to actually hack our practice VM. This will provide some insight into the methodolo ...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
It's super easy to add filters, adjust levels, and crop images using the default photo editor on your smartphone, but there's rarely any built-in tool for removing the background in a photo. A third-party app can help isolate people and objects in your pictures, and we've foun ...more
Apple released the second beta for iOS 15 on Thursday, June 24. The update includes FaceTime's "SharePlay" feature for the first time, a new Maps icon, updates to Focus mode, in addition to many other changes and bug fixes. SharePlay, one of iOS 15's most ambitious new featur ...more
Apple officially announced iOS 15 at WWDC Monday, June 7. With that announcement, we got our first look at brand new features like redesigned notifications, FaceTime screen and music sharing, and Focus modes in Do Not Disturb. All of these new iPhone features are available to ...more
Never being contacted for a job you're interested in interviewing for is a terrible feeling. It might make you feel inadequate as if your qualifications aren't up to par, but the problem might be that your resume isn't even getting read in the first place. Most recruiters and ...more
The year 2020 was a pivotal span of time during which the word "virtual" took on a brand new meaning. Instead of referring to VR or augmented reality, the term was hijacked to describe meeting across long distances through a variety of software tools, most often through video. ...more