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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

Master Lock combination padlocks have been known to be vulnerable to an attack that reduces their 64,000 possible combinations down to 100. I've devised a new attack for cracking any Master combo lock that simplifies the process and reduces the amount of work down to only 8 co ...more

Apple Pay has been available to use in stores, as well as in select apps and websites, ever since its first appearance in iOS 8.1. Now, with iOS 12, there are currently 13 different iPhone models that support Apple Pay functionality without the use of an Apple Watch, and the l ...more

On all other iPhone models, you go to "Battery" in the Settings app and toggle on "Battery Percentage" in order to see the exact amount of power left in the status bar. On the iPhone X, XS, XS Max, and XR, however, that option no longer exists since there's not enough room up ...more

Why can't I see who is stalking my Facebook profile? There are other social networks that do let you see who's viewed your profile, mainly LinkedIn and its "Who's Viewed Your Profile" feature. Regular users can see a recent list of who has been spying on you, along with some ...more

Now that iOS 7 is out, what can you do that you couldn't do before? In this softModder guide, I'm going to cover all that's new and noteworthy about iOS 7. I've been playing around with it on my iPhone 5 since the first beta came out, so I'm excited to show you some of the se ...more

Welcome to Minecraft World! Check out our full tutorials and make sure to post to the community forum if you have any questions or cool builds you want to share. All of these tricks were taught as a part of one of our old community workshops for the 1.2.3 update, but the majo ...more

Deleting text messages on your iPhone may seem like a pretty simple task, but it's those really simple tasks that usually end up causing headaches later on. Data can stick around, even if you asked it not to, so there's always a slight chance that embarrassing and incriminatin ...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

There's nothing more fun than unlocking a hidden Snapchat filter or lens and beating everyone to that perfect first selfie. So when a new filter or lens comes out, like the current Uganda Knuckles one, it's always interesting to see how things will turn out. You never know wh ...more

Spotify is one of the most popular music streaming services available and allows you a high degree of control over the way you experience your music. Included in that is the album art for your playlists. While not an option ingrained in the mobile app itself, changing a playli ...more

These days, most images we post online or share with others come from our smartphones. Whenever personal data is in them, such as debit card numbers, addresses, phone numbers, passwords, and other sensitive information, it's easy to jump into your iPhone's markup tools to blac ...more

If you've ever wondered how software pirates can take software and crack it time and time again, even with security in place, this small series is for you. Even with today's most advanced methods of defeating piracy in place, it is still relatively easy to crack almost any pro ...more

There are plenty of jokes out there about the battery indicator on iPhones. Some people complain about their iPhones dying randomly at 11%, while others see hours of use at the 1% mark. Despite its inconsistencies, that battery percentage is a useful tell for how desperate you ...more

In iOS, Apple provides a few live wallpapers that you can use for the background on your iPhone's lock screen, but these animated options are just wavy color shifts and ink-in-water effects. To really customize your lock screen, you can use a Live Photo for your wallpaper. If ...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

Hi there, nullbytes :) I've recently seen many questions regarding VMs with Kali, and personally I prefer using a Live Boot USB to get Kali without removing my system (and for many reasons). Some of the reasons for using a Live USB are: · You use all of your system resources ...more

If you've ever wanted to download YouTube videos directly to your iPhone, there's an easy solution — just update to iOS 12 and install Apple's new Shortcuts app. With the Workflow-replacement app, you can add a shortcut that lets you download any YouTube video you want, withou ...more

Sharing your personal information can come up for any number of reasons: you may want to get in touch with a colleague after work or you've been involved in a car accident and need to stay in contact with the other driver. Unfortunately, giving out information can be the key f ...more

If your PC setup includes a mouse and keyboard, you'll be happy to know that most of the touchscreen-first features of Windows 8 have gone by the wayside in Windows 10. Where it once required awkward gestures to access key features, Windows now recognizes when you're using a t ...more

Rooting an Android device used to be a nightmarish labyrinth of .zip files and command prompts, confusing seasoned modding veterans and newbies alike. Thankfully, the process has gotten simpler over the years, with various "one-click" rooting tool kits surfacing and working fo ...more

The PlayStation 4 has been around since 2013 and has brought with it countless game releases since then. One thing that hasn't changed, though, is the strict device restrictions on the PS4 Remote Play feature for streaming your games. The capability has always been there, but ...more

Apple gave us the ability to invert colors on the screen a very long time ago. Then they gave us grayscale mode in iOS 8, Night Shift in iOS 9, and the red screen filter in iOS 10. While the long-awaited "Dark Mode" finally appeared in iOS 13, iOS 11 and iOS 12 both have a dec ...more

Recently, iPhone users have been bragging that they can set Live Photos as their lock screen wallpaper. While this is a great way to spice up a boring lock screen, Android users shouldn't feel left out in the cold. The highly customizable and feature-rich OS has a few tricks u ...more

When you're checking out photos and video on Instagram, its default bright white layout can literally be an eyesore, especially in dimly lit settings where the bleached UI feels blinding. Luckily, there's a really simple way to switch from the normal light mode to a dark mode ...more

Windows 10 runs on laptops, desktops, tablets, and even phones—but even though the operating system should scale accordingly, fonts and icons aren't always perfectly sized for every screen. Luckily, though, there's a handy new menu for adjusting the size of your screen's conte ...more

While hitting snooze won't help you much if you fall back asleep, it can help you wake up more gently. However, your iPhone's default nine-minute snooze may be too long or too short for your preferences. If you tend to fall back asleep quickly, you might be better with a two-m ...more

I've been playing around with iOS 7 for a while now, and for the most part, I dig it. It's a nice update for a stale OS, and there are a lot of great new features. But like any good piece of tech, there are a few things to be disliked. Some of these are big issues, and some co ...more

There are definitely some great things about iOS 7, but like any good piece of software, it's got some things to kink out—and how wallpapers work seems to be one of the biggest issues, since it's so much different than in previous iOS versions. We've seen tons of questions po ...more

Can you cook a steak or salmon filet that's straight out of the freezer and get good results? Ordinarily, I would say no. Usually your steak ends up a sad grey mass fit only for the family dog and the fish is burned on the outside with an icy, undercooked center. However, it ...more

If you've ever made an Instagram story, you probably know you can add stickers to your stories. These stickers are interactive but, like real stickers, they don't move ... until now. In a Jan. 23 update to the app, more action can be added to your stories with animated GIF sti ...more

INTRODUCTION In this world of Internet era, almost everyone wants to create theirs own web presence by either hosting their own blog, articles, photos, videos, reviews, etc etc . But some people choose their own way and decide to have something bigger! What is it? Its a websi ...more

Facebook really wants your phone number, nagging you for one as soon as you join. This isn't all bad since it can help secure your account with two-factor authentication. On the flipside, this makes it easy to reveal the private phone numbers of virtually anyone on Facebook, i ...more

Update Feb. 2020: Google has removed the feature flag to move the address bar to the bottom of the screen. We've out to see if they have plans to bring it back, but received no comment. In the meantime, you can use the new Chrome Duet bottom bar instead. End update. In this ...more

When Google released the first Developer Preview build of Android 7.0 Nougat, users were happy to see that a new "Night Mode" was included among the changes. The feature would cancel out any blue light emitted from your screen to help you get to sleep a bit earlier, quite simi ...more

While Wi-Fi networks can be set up by smart IT people, that doesn't mean the users of the system are similarly tech-savvy. We'll demonstrate how an evil twin attack can steal Wi-Fi passwords by kicking a user off their trusted network while creating a nearly identical fake one ...more

Many game developers have finally realized that in order for their games to be successful, they have to support Android. To really win Android users over, they should also accommodate us hardcore gamers who have OTG cables with the ability to hook up controllers to our devices ...more

Mobile carriers have been the bane of my existence for as long as I've had a phone. First, they take away unlimited data, and then when you try and switch carriers, they hold your phone hostage for a up to a week before unlocking it from their network. There are services out ...more

Apple took a giant step forward in terms of user customization with the new Control Center in iOS 11. With an improved design, buttons you can pick and choose from, and even a new default Cellular Data toggle, it's definitely a better iPhone experience. However, Apple also too ...more

Uninstalling an app on your Mac isn't as straightforward as you would think. When you drag and drop an app into the Trash, then empty it, the main app itself may be gone, but many associated files and folders are left behind. So how do you get rid of them? There are a couple o ...more

It's official — the newest version of Google's mobile operating system is called Android 8.0 Oreo, and it's in the process of rolling out to many different devices. Oreo has plenty of changes in store, ranging from revamped looks to under-the-hood improvements, so there's tons ...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

Curve stitching is a form of string art where smooth curves are created through the use of straight lines. It is taught in many Junior High and High School art classes. I discovered it when my math students started showing me the geometric art they had created. The process of ...more

One of the most played-up features of Windows 8 is that it's so much faster than previous versions. So fast, in fact, that Microsoft had to change the way that users access the BIOS because 200 milliseconds just isn't enough time to hit the right key. It may take some getting ...more

Keeping data private is vital in the days of smartphones and the free-floating information they carry. Justin wrote a guide on many of the deeply hidden and sometimes concerning privacy settings in iOS 7. Now we're back to cover some of the new (and old) privacy settings in iO ...more

Welcome to the second Null Byte in a series educating you on Social Engineering awareness and techniques. Today, I'm going to show you how a saavy Social Engineer would trick a friend into unknowingly surrendering their Facebook password. My intent is to warn and demonstrate h ...more

UPDATE: The ported APK covered below is now obsolete because Fortnite beta is officially available for all Android devices! Alongside its Galaxy Note 9 announcement at Unpacked this year, Samsung confirmed that Fortnite would initially launch on Android as a Galaxy-exclusive. ...more

As people continue to upgrade their PCs to Microsoft Windows 8, more and more developers are adding content to the Windows Store. While the offerings are not as vast as Google Play or the iTunes App Store, it does have some solid apps for both productive users and those lookin ...more

So, you're trying to show a friend or two a hilarious Reel you liked or saved on Instagram, but where is it? Unlike TikTok, Instagram doesn't make it clear where you're supposed to find your liked and saved Reels. Luckily, we can help. Since its inception, Instagram Reels has ...more

Dark mode is simply a way of life these days now that both Android and iOS officially support it. Most major apps now use the system-wide setting on Android and iOS, and many had their own dark themes in-app before Google and Apple got with the program. But the social media gi ...more

If you used Touch ID on an iPhone before, all you had to do to install apps and games from the App Store was rest your fingertip on the Home button. On the iPhone X, there's Face ID instead, and Apple has included on-screen instructions to help everyone adjust to the lack of H ...more

The days of entering left, right, left, right, up, down, up, down, a, b to cheat your way through a video game are long gone. With achievements and trophies in existence, game developers have, for the most part, removed cheats from video games. But cheats aren't entirely gone ...more

The modern age of techno-dating has made an interesting landscape for social interactions when there is some modicum of romance (or lust). For those of us born before the internet evolved into the prolific monster it has become, we first met our love interests face to face. To ...more

One of the most exciting additions to iOS 12 for iPhones is called Shortcuts, a tool integrated with Siri to help you get things done faster. While there are a few recommended shortcuts available to you in Siri's settings in iOS 12, the Shortcuts app brings the functionality o ...more