Text Message Bomb

After gaining access to a root account, the next order of business is using that power to do something more significant. If the user passwords on the system can be obtained and cracked, an attacker can use them to pivot to other machines if the login is the same across systems ...more

Can't say we didn't see this coming — Apple released iOS 12 public beta 7 on Monday, August 20, the same day it seeded the ninth version of the beta to developers. While the two betas may have different names, public beta 7 and dev beta 9 are virtually identical, so public tes ...more

Apple released iOS 12 beta 9 to developers on Monday, August 20. The company seeded the update just five days after releasing dev beta 8 to testers, itself a quick replacement for the problematic beta 7. This update was followed closely by public beta 7, confirming Apple's new ...more

Apple developers, check your iPhones — Apple released the eighth developer beta for iOS 12 on Wednesday, August 15. This update arrives just two days after the release of dev beta 7, which Apple quickly pulled after complaints of unusual performance and stability issues. Whil ...more

The "Up Next" feature in Apple Music helps you control which songs you want to listen in the order that you want. However, this list can become messy fast, quickly becoming a collection of songs you never wanted to listen to in the first place. Luckily, Apple has built a way f ...more

How many times have you sent a message on Facebook Messenger that you immediately wanted to take back? Most email services have an unsend option, as well as Instagram Direct, and Messenger has caught on to this convenience with a take-back button for any chat you're in — even ...more

Great ideas often strike at random times, but messaging friends and loved ones at an inopportune hour not only risks their wrath, but also increases the chances of your message not being paid proper attention to. Thankfully, there's an app that lets you create and post WhatsAp ...more

For some of you, whether or not to delete Facebook is a daily struggle. One reason you might not have pulled the trigger on your Facebook account yet could be because of Messenger, which provides millions of people with different devices an easy way to communicate with each ot ...more

OnePlus has now officially upgraded both the 5 and 5T to Android 8.1 Oreo. As implied by the version number, this isn't a huge update from Android 8.0 Oreo. However, OnePlus has included a few of their own features as well. Android 8.1 Oreo acts more as a revision to Android ...more

Samsung's big reveal of the Galaxy S9 and S9+ at Mobile World Congress revolved around its "reimagined" camera and augmented reality capabilities. Between AR Emojis, Bixby, and ARCore, the Galaxy S9 and S9+ offer more native AR software features than any other device. AR is s ...more

Sure, emojis are all the rage, but there's not an emoji for every emotion or feeling just yet. That's where emoticons come into play, emoji's older typographical sibling. Unfortunately, emoticons can be hard to type out, easy to forget, and ASCII art, in general, can be pretty ...more

Over the years, Nova Launcher has widened its audience. No longer is it simply a tool to return your home screen to a more stock look. With Nova, you gain customization tweaks and functionality unavailable with the stock launcher. One example of this is all of the cool stuff y ...more

Most of us have probably used a GIF at least once or twice to respond to a message, and that's why a lot of messaging services and keyboards have GIF search tools readily available to use. Now, Google wants to take GIF responses to a more personal level, by allowing you to cre ...more

Shortly after we detailed several indicators that the Galaxy S8 Oreo Beta Program would begin rolling out in the month of November, we now have a full changelog for the update. Many users on Reddit already found references to the beta in the Samsung+ and Samsung Members app. ...more

Now that iOS 11 is official, everyone can enjoy all of the great new features available, but there are certainly a few bad seeds in there that you'll probably find annoying. Luckily, a lot of these disagreeable quirks can be changed for the better. In the new iOS 11 for iPhon ...more

One of the least important but most noticeable changes in any iOS update is the look of home screen icons. In the new iOS 11, there aren't any drastic icon differences compared to iOS 10, but there's definitely a few design modifications for some of the main stock apps, such a ...more

Recently, I ran across SecGen, a project which allows a user to create random vulnerable machines. I absolutely love vulnerable machines, since a vulnerable VM is a safe and legal way to practice hacking tactics, test out new tools, and exercise your puzzle-solving skills. Wh ...more

While it's a more secure platform for messages and calls, Signal's job isn't to prevent unknown users from contacting you, so you run into the same issues you would with a regular phone number. People you know that you don't want to talk to may try to strike up a conversation ...more

With iOS 11, Apple's very own Notes app will now come standard with a number of new features that aim to make it significantly more user-friendly and help it compete against more popular notepads like OneNote and Evernote. The Notes app in iOS 11 didn't receive a full redesig ...more

There are a lot of exciting improvements in store for Siri in iOS 11. Apple showed off some of the highlights at WWDC, but there are five changes in particular that you don't want to miss. From a new voice to a cool on-device learning feature, this Siri update could have a pr ...more

The photo-centric Instagram app is a great way to share "evergreen" pictures and videos when compared to Snapchat and Facebook's new Messenger Day feature. But like all social media, keeping the account secure is an essential aspect, as it restricts unwanted viewers from seein ...more

For some of us, winter puts the brakes on apps like Pokémon GO since smartphone screens usually only respond to bare fingers. Nobody wants to be that guy who caught frostbite chasing a Sneasel. When you use normal gloves, the display's sensor simple doesn't activate, so that d ...more

Making a NANDroid backup can save you from all sorts of flashing-related mishaps and accidents. Bootloops, SystemUI crashes, accidental wipes, bad ZIPs, or a dozen other possibilities—there's almost no condition in which a NANDroid is unable to correct problems with your devic ...more

Mobile security researchers at Kryptowire recently uncovered spyware preinstalled on hundreds of thousands of Android smartphones by FOTA provider Adups which was gathering personally identifiable information (PII) such as call logs, app usage data, and even the full contents ...more

Google's new Pixel and Pixel XL flagships are some very powerful smartphones, but as with any high-tech gadget, they're only as capable as the user allows them to be. So if you're a proud new Pixel owner, it's time to bone up on a few new features to help get the most out of y ...more

With the release of the Mirai source code, botnets are back in a big way. In the early days of botnets, zombies (infected hosts) would report to IRC (Internet Relay Chat) channels for CNC (command and control) instructions. Modern botnets have evolved, but they continue to use ...more

Whether you made the switch from iOS, or you came from a different Android device, there's a lot to learn about your new Galaxy device. Samsung does things a bit differently, and thanks to their TouchWiz interface, there are tons of added features to take advantage of—though s ...more

Quick Look, first introduced in 2007, is an instant preview feature on the Mac operating system that lets you view files and folders without opening them up. Just highlight a file, like a picture or text document, then press the spacebar on your keyboard to get a speedy previe ...more

I've been an iPhone user in the iOS ecosystem for years now after a brief stint in the Android realm. But, I'm also enthusiastic about varying forms of technology in general; I realize that iOS is far from perfect and that healthy market competition is beneficial for all. So, ...more

One of Android's biggest strengths is its ability to interact with other operating systems. When you plug your phone into your Windows PC, you instantly see all of the files it holds—and all it takes is a simple syncing app to do the same with Mac. To top that off, apps like P ...more

Hello NullByte, it's mkilic! This time I'm here with the C.H.I.P from NTC. Although it is not too popular, the C.H.I.P is a brand new micro computer. It is very similar to the Raspberry Pi or Beaglebone Black. The key difference with this particular board is its cost and size. ...more

For many people, the two main advantages of buying a Nexus device are prompt updates and the ability to root without much hassle. But in a cruel twist of fate, these two features are almost mutually exclusive, since OTA updates will refuse to run on rooted devices. In the pas ...more

This is my first How-To on Null-Byte, so I hope it's not too complicated written, because I am not a native english speaker. I don't use pictures, but this Tutorial is a good supplement for my updated Tutorial here. This Tutorial shows you how to set up the old (First leaked ...more

Welcome back, my tenderfoot hackers! In this series, we are exploring the myriad of ways to hack web applications. As you know, web applications are those apps that run the websites of everything from your next door neighbor, to the all-powerful financial institutions that ru ...more

Researchers at the cyber security firm Zimperium have recently uncovered a vulnerability in roughly 95% of Android devices that has the potential to allow hackers to take total control over your phone with a simple picture message (MMS). The gritty details of this exploit have ...more

Heads up! We've done a new, more thorough review of the best Android file-sharing apps. You can check that out here. Our old file-sharing app roundup can still be viewed below for posterity. Update: The 4 Best File-Sharing Apps for Android (2018) We've come to a point where ...more

With an Android device, you can replace almost any default app with a third-party offering. Don't like your home screen app? Replace it. Tired of the text messaging interface? Upgrade it. The same can be said for Android's lock screen. But while many third-party lock screen ap ...more

Welcome back, my novice hackers! This is the third installment of my Python scripting series. If you haven't read the previous two articles, take some time now to go back and read Part 1 and Part 2 before you proceed here. As I mentioned in previous tutorials, Python is prob ...more

Deciding what to remove from your iPhone in order to free up space isn't the easiest thing in the world. You've got to decide which apps, videos, and photos are worth keeping, even though in a perfect world, you couldn't have to part with any of them. Last year, Justin wrote ...more

While Apple's Continuity feature has certainly impressed me, I can't help but feel like it could be used to create a better connection between my iPhone and Mac. Sure, Handoff allows me to pick up where I left off in certain applications between the two devices, and it lets me ...more

Google has already started to roll out the over-the-air update of Android 5.0 Lollipop to older Nexus series phones and tablets, but chances are it will take a long time for the OTA to hit your device. If you don't want to wait, you can manually install Lollipop right now if ...more

Shortly after the official release of iOS 8, news outlets like BGR, Gizmodo, and Huffington Post were instructing iPhone 4S users to refrain from updating (which were practically regurgitations of an Ars Technica piece). I'm not here to sway you in one direction or the other, ...more

The Xposed Framework offers many great customization options for your Galaxy S5. S Health, with its ability to read your heart rate through a built-in monitor, is one of the main selling points of the GS5. Trouble is, the two don't seem to play nice together. Many users (myse ...more

When the Nexus 5 debuted, one of its coolest features was the fact that you could say "OK Google" any time you were on the home screen to launch a Google Voice Search. This feature was ultimately made available for other devices by way of the Google Now Launcher. Recently, Go ...more

Welcome back, my aspiring hackers! Domain Name System (DNS) is one of those things we seldom think about unless it doesn't work. Then, it can be very frustrating when we attempt to navigate to a website and we get that frustrating error message. DNS enables us to type in a d ...more

Welcome back, my novice hackers! My recent tutorials have been focused upon ways to NOT get caught. Some people call this anti-forensics—the ability to not leave evidence that can be tracked to you or your hack by the system administrator or law enforcement. One the most com ...more

With the introduction of Vine and the subsequent Instagram update, abbreviated video sharing has come to the masses, to be experimented with in an unprecedented way. While both video-sharing apps have their own set of restrictions (length, size), it's never suffocating and ac ...more

Welcome back, my hacker apprentices! In recent weeks, the revelation that the NSA has been spying on all of us has many people up in arms. I guess I take it all in stride as I just assume that the NSA is spying on all of us—all of the time. Don't get me wrong, I don't condone ...more

An average of 140,000 hard drives crash in the United States each week, according to online backup service Mozy. Additionally, 70 percent of Americans have lost a laptop, smartphone, or tablet, and the average person now loses 1.24 devices each year—less than half of which are ...more

We use smartphones for just about everything, and while that may be beneficial to us in our day-to-day lives, it can also be used against us in the court of law. Law enforcement officials can seize smartphones and give warrants to Apple, Google, your cellular provider—whoever ...more

Apple Notes keeps on getting better and better on the iPhone and iPad. Since last year's big update, we have been able to add hyperlinks to text, link notes together, and add block quotes, and this year, we have another excellent way to customize notes even more — collapsible ...more

While it's not usually the first thing everyone looks at after installing a new iOS software update, I'd give the new accessibility features on your iPhone priority attention because there are some highly valuable tools that even users without disabilities can enjoy. Of cours ...more

When Apple acquired the popular Workflow app in 2017, many were worried that it would either get replaced with something much worse, or just disappear entirely. Thankfully, Apple put these concerns to rest with the launch of Shortcuts. In iOS 13, Shortcuts is becoming more pow ...more

Apple added the option to install custom fonts and use them in different apps on iOS 13. The rollout has been a bit confusing, with Apple announcing partnerships with vendors such as Adobe, but also limiting the feature to work with only certain apps. Nonetheless, you can now ...more

Microsoft.com is one of the most extensive domains on the internet with thousands of registered subdomains. Windows 10 will ping these subdomains hundreds of times an hour, making it challenging to firewall and monitor all of the requests made by the operating system. An attac ...more

Apple's Gatekeeper security software for macOS (Mac OS X) is vulnerable to remote attacks up to version 10.14.5. An attacker that's anywhere in the world can exploit MacBooks and other Mac computers by sharing a single ZIP file. The vulnerability was discovered by Filippo Cav ...more

On the surface, Instagram is pretty intuitive, so you might think that you already know everything there is to know about using it on your iPhone or Android phone. But this photo and video-sharing app is constantly adding new features, some of which don't make the press releas ...more

For anyone wanting to keep information private, plain text is a format of the past. Instead, cheap, powerful encryption is widely available, but often not easy enough to use to attract widespread adoption. An exception to this rule is EncryptPad, an easy to use application tha ...more

Single sign-on (SSO) lets users login across different sites without having to manage multiple accounts. I'm sure most of us appreciate the convenience of seeing "Sign in with …" buttons that let us login with a single username. Hackers, however, see a possible avenue for expl ...more

We're all aware that Google collects a notable portion of our data. Thanks to the increasing awareness, Google has added a number of privacy controls to limit data collection. But Google doesn't just collect personal data for no reason — many of your favorite apps will use thi ...more