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The first developer beta for iOS 13 is available to install on iPhone models, but the process for doing so may be a bumpy ride. Apple has not included configuration profiles for the developer beta yet, and many developers are having issues installing iOS 13 even with macOS 10. ...more

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more

Developers creating login systems know better than to store passwords in plain text, usually storing hashes of a password to prevent storing the credentials in a way a hacker could steal. Due to the way hashes work, not all are created equal. Some are more vulnerable than othe ...more

Your iPhone has a lot of personal information contained within it, so of course you want your device to be secure. You don't want that information getting into the wrong hands — or any hands other than your own, for that matter. This guide breaks down the new privacy settings ...more

Typing on a mobile device has come a long way since the days of flip phones. Today, there are awesome keyboard apps like Gboard, which integrates Google search features and makes typing a breeze. But the whole experience still stands to improve if you take some time to learn a ...more

Hello everyone! This is my first attempt at a tutorial here. There are a couple great assembly tutorials here, and I wanted to toss my coin in the fountain. I figured, the more tuts the better, as I had trouble learning assembly in the beginning and had to read alot of tutori ...more

Before I start this tutorial, no, this is not that "Effective. Power." text that is going around. With that being said, let's talk about this attack. Hello, my hacker friends! Today we are going to look at how hackers can take advantage of the system, and repeatedly crash the ...more

I hate to break it to you, but you're probably here because you were trolled. Thanks to a Photoshopped image making rounds across Twitter, Apple fans were tricked into believing that iOS 8 allowed them to lock individual apps, accessible only through a passcode or fingerprint ...more

Welcome back, my novice hackers! Reconnaissance is one of the most important preparatory steps to hacking. As I have emphasized many times before here on Null Byte, you must know the operating system, the ports, the services, the applications, and sometimes even the language ...more

Apple has released the 2nd beta of iOS 8, exactly fifteen days after the first version was unveiled at WWDC and subsequently released to developers. I've already shown you some of the new features of iOS 8, like location-based app alerts, randomized MAC addresses, hidden Safar ...more

Whenever the word "popup" pops up, I immediately cringe because all I can think about are those obnoxious ads that ruin my everyday browsing experience. But, not all popups are evil. On your Samsung Galaxy S3 or other Android device, popups are used to notify you of important ...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 get another excellent way to customize notes even more — collapsible s ...more

These days, using Reddit on your iPhone is just as good, if not better, than Redditing on a desktop browser. While there's an official Reddit app for iOS, there are plenty of third-party clients that have similar features as well as custom perks to enhance the experience. But ...more

Rooting. As an Android user, I'm sure you've heard the word once or twice. According to Kaspersky, 7.6% of all Android users root — but for the 92.4% who don't, we wanted to talk to you. Rooting allows you to remove barriers and open Android to a level of unprecedented contro ...more

Hello my fellow hackers, Welcome to my republished revision of the ruby programming language, Part 1. Today, we will try to build an ftp cracker in ruby: This is going to be a quick one since OTW has already made one in python and we are gonna look upon that to create a simil ...more

Apple's latest mobile operating system, iOS 9, may not be the huge overhaul that iOS 8 was, but that doesn't mean there aren't plenty of new features. In fact, there are a ton of subtle changes that you may not notice right away. Here's a rundown of all the coolest new feature ...more

The moment arrives when you finally pop a shell on the web server you've been working on, only you find yourself in a strange environment with limited functionality. Restricted shells are often used as an additional line of defense and can be frustrating for an attacker to stu ...more

Your phone's keyboard is one of the most commonly used apps. Whether you're typing out status updates, sending private messages, or just bombarding everyone in sight with as many emoji as you possibly can, you probably couldn't get by without a good keyboard app. Since Androi ...more

Apple's iOS 15.4 update for iPhone is out after 46 days of beta testing, and it has some exciting features you won't want to miss. Here's everything you need to know about the new software. The iOS 15.4 software has been available to developers since Jan. 27, 2022, and public ...more

Google has recently been pushing to replace the decades-old messaging technology we've been stuck with. SMS was never meant to handle the high-quality multimedia content we consume with our smartphones today, so in comes RCS, which is a universal platform that aims to change o ...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 some of our group chats should probably remain private and closed off, others will only get better with more people. Whether you're organizing an event and need a headcount or you want to share a funny YouTube video with a large crowd, you can add all the friends you wis ...more

For all those times when an app either isn't available or simply won't cut it, your phone's internet browser provides access to your favorite websites and services. But some browsers are flat-out better than others, and chances are, the browser that came pre-installed on your ...more

When it comes to antivirus software, you don't want some fly-by-night developer having access to the sensitive data that these apps can scan. Luckily, most of the longest-tenured antivirus companies from the realm of desktop computers offer complete security suites for Android ...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

Silence spreads over these mountains like nothing I've ever felt. If I didn't have Moby blasting in my earphones, there'd probably be no other sounds around. Well, except for someone, Phil probably, murmuring in a nearby tent just low enough to make his words indiscernible. W ...more

Whether you've celebrated multiple cake days or you're just now getting your feet wet with Reddit, it's a rite of passage to choose your preferred smartphone client. Quick spoiler: Your best option most certainly is not the official Reddit app. Reddit's mobile site is pretty ...more

One of the neatest tricks available in Google Lens, an app that can identify and interpret real world information, is the ability to copy text from the app's camera view and paste it into a digital document. And while the computer vision assistance of Google Lens takes care o ...more

There's a lot more to your iPhone's dialer screen than just entering phone numbers and hitting the green call button. It's not very obvious, but there are secret codes that you can enter on the dialer to find out information about your device, help troubleshoot issues, and mas ...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

We all know we shouldn't be using our smartphones while driving. But we also know many people do it anyway. Soon, however, the addicts among us may not have a choice but to kick their habit. A new app announced today by Samsung will block all calls and texts while you drive, s ...more

Hello people again, I wrote my last post about crypto about 10 months ago, now I will introduce something not fresh for the science, but fresh for the people who wants to learn. In my http://null-byte.wonderhowto.com/forum/cryptography-0161538/ post of crypto concepts, there i ...more

Your Mac's clipboard is great when you are just copying and pasting a phone number or address, but sometimes you end up having to re-copy the same thing over and over every day. To make those phrases a lot more easily accessible, the people over at Tiny Robot Software have rel ...more

Using Facebook and Twitter as a news source can be frustrating at times, mainly because opening links will divert you away from your current application. Instead of a smooth process, you find yourself going back and forth from app to browser, over and over again. Flynx, from ...more

Cases and stickers are always great, but they aren't the only way to customize an iPhone. The software on your device is full of customization options, from a better-looking home screen and cooler lock screen wallpapers to app icon changes and a system-wide dark mode. There's ...more

Backdoors are convenient to leave behind once you've already found a way into a server, and they can come in handy for a variety of reasons. They're good for developers who want a quick way into machines they're working on, or for systems administrators who want similar access ...more

In this day and age, maintaining your privacy is a perpetual battle, and doing so with an internet-connected device like your smartphone is even more of a struggle. Every website you visit, every app you install, every message you send, and every call you make is a potential v ...more

Its official: On May 8, T-Mobile finally released the Android Oreo update for the LG V30 and V30+. Now, every major US wireless carrier has pushed the update. For me, this update is a big deal. Not only does Android Oreo bring some new tools and features, but LG has also inclu ...more

Analysis of photographs and social connections can be a huge component of social engineering. Understanding who a person is, as well as who they know, can establish links within a company. This information could be used by hackers to execute elaborate social engineering attack ...more

You may use Safari on your iPhone or iPad to open links and browse the web, but there's so much more it can do for you. On updated software, you can implement third-party Safari extensions in your browser that go above and beyond content blocking, sharing, and performing basic ...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's iOS 13 has been quite the disrupter. The initial update featured over 200 new features and changes, while its successor, iOS 13.1, brought another 22 to the mix. With the company's latest update, iOS 13.2, you'll see an extra 22 amendments on your iPhone, including new ...more

In recent years, unwanted calls have become a top priority for the FCC. In 2016, analysts estimated that US customers received over 2.4 billion robocalls per month. As a result, the FCC has provided carriers new tools to combat this problem. The Federal Communications Commiss ...more

After numerous scandals like the Equifax data breach and the 2016 US election, cybersecurity has become a significant issue for Americans. Unfortunately, anytime we use our devices, we're open to a cyber attack — especially when we browse the web. However, there are ways that ...more

I've been an Android user almost as long as the operating system has existed, so when I received my first iPhone in April, I felt like I was in a foreign land. Sure, it runs most of the apps I'm used to, and the phone itself feels about the same in my hand as any similarly-siz ...more

Although they're often times the primary source of income for websites, on-site advertisements can annoy even the most tolerable reader. That's why ad blockers have been some of the most popular downloads on Firefox and Chrome for some time now, demonstrating that when it come ...more

Welcome back, my rookie hackers! As hackers, we are often faced with the hurdle of cryptography and encryption. In some cases, we use it to hide our actions and messages. Many applications and protocols use encryption to maintain confidentiality and integrity of data. To be a ...more

It's finally out. After months of testing, iOS 13 is available to install on your iPhone, which means over 200+ new features you can use right now. The update, released on Sept. 19, can be installed over the air or from a restore image using iTunes in macOS Mojave and older or ...more

If your job revolves around prospective clients and customers, you may frequently receive iMessages from unknown numbers. Although this isn't necessarily a bad thing, being bombarded with messages from strangers can create disarray in your inbox if you're not careful. Luckily, ...more

The OnePlus 5T was just released, and it's packing several new useful features. While many OnePlus 5 buyers are feeling frustrated with the quick release cycle, lots of fans are still clamoring to buy the new device. Aside from the larger screen, most of the buzz around the 5T ...more

If thieves, hackers, law enforcement, or other would-be enemies should ever gain entry to your smartphone, they could also access conversations you've had in Signal Private Messenger. To better secure your encrypted communications, you can password-protect the whole app and it ...more

When security firm Zimperium discovered Android's biggest security risk in years, it sent shock waves through the ecosystem. As a result, Google, LG, and even Samsung decided to change the way they issue updates to their devices, by pledging to release monthly security patches ...more

Recently, a group of Duke University students got together to tackle an age-old problem with mobile devices. You see, mobile data coverage isn't exactly ubiquitous, and many folks have restrictive mobile data plans, which means internet connectivity is not always an option. T ...more

It's time to enjoy one of America's longest lasting favorite pastimes. No, not baseball—pranking our friends! With the internet currently overrun with countless pictures and memes of cats, there's no way for your feline-hating friends to surf the web without coming across a ki ...more

Whether it's a short road trip or an 18-hour flight, our phones are now essential travel companions. No longer do we need a GPS unit, maps, cameras, camcorders, or even boarding passes. However, not all phones are created equal in this regard. Some are more suited for travelin ...more

Apple's next big developer event happened on June 4, and it was the first glimpse of iOS 12 that anyone's seen. While there were lots of rumored features to be unveiled at WWDC 2018, Apple concentrated mostly on squashing bugs and making iOS work as seamless as it did years ag ...more

Coinhive, a JavaScript cryptocurrency miner, was reportedly discovered on the BlackBerry Mobile website. It was placed there by hackers who exploited a vulnerability in the site's e-commerce software that allowed them to anonymously mine cryptocurrency every time the website w ...more

While iOS 11 is ready to take over your iPad, iPhone, and iPod touch, let's take a step back and check out all of the new features that iOS 10 brought to the public when it was released to everyone in Sept. 2016. Some of the updates from iOS 9 to iOS 10 were huge, as you'll s ...more

Codenamed "Nougat" after the sugary stuff that fills your Snickers bar, Android 7.0 is living up to its name with tons of sweet features. There's almost too many changes over Marshmallow to cover in one go, with new functionality ranging from a revamped Doze Mode for battery s ...more

Last week, I updated VirtualBox on my computer since I had skipped a few versions, then I could no longer copy text or paste text from my Kali virtual machine to my host OS and vice versa. Installing the Guest Additions didn't seem to do anything, and the bidirectional shared ...more