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Most of us have conducted an investigatory science project without even knowing it, or at least without knowing that's what it was called. Most science experiments performed, from elementary to high school students and all the way up to professional scientists, are investigato ...more

If you somehow forgot the pattern, PIN, or password that locks your Android device, you might think you're out of luck and are destined to be locked out forever. These security methods are hard to crack by design, but in many cases, it's not entirely impossible to break into a ...more

Besides obvious features like a touchscreen and biometric sensors, the modern smartphone comes with an array of state-of-the-art hardware in the form of various sensors that help your device sense the environment around it. And if you have a Samsung handset, chances are, you h ...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

Every now and then, an iPhone will freeze up and become unresponsive due to a software glitch. It can be a buggy app that somehow interferes with iOS or a software update that somehow didn't install properly. Whatever the cause, it's safe to say that no iPhone is immune to thi ...more

The only official way to record your iPhone's screen before iOS 11 was to hook it up to a Mac and use QuickTime Player to do the recording for you. If you wanted to record your iPhone's screen without an external device, there were unofficial apps you could use, like AirShou, ...more

Finding an instrumental or karaoke version of a song can be pretty easy unless you're dealing with a song that isn't popular. That leaves you with just the full version of the song, complete with vocals. So how do you convert it into an instrumental or karaoke track? Accompan ...more

Why unlock your Samsung Galaxy S3 to use with a different SIM card? One possible reason is that you love your phone, but not your cellular provider because of the poor service or an unreliable connection. If you purchased a Samsung GS3 with AT&T, T-Mobile, etc. on a contract, ...more

The iPod changed the music and electronics industries when it was first introduced way back in 2001. It is credited with ushering in the age of "connected devices," and has held a huge market share of around 70% for years. At the height of its popularity, the iPod made up almo ...more

Nintendo fans rejoice! Not only can you play classic NES games on your iPad or iPhone without jailbreaking, you can play Game Boy Advance and Game Boy Color games. And that's not it. Now, thanks to @angelXwind, we can add Nintendo DS to our list of non-jailbreak emulators for ...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

Before attacking any website, a hacker or penetration tester will first compile a list of target surfaces. After they've used some good recon and found the right places to point their scope at, they'll use a web server scanning tool such as Nikto for hunting down vulnerabiliti ...more

The gag reflex: it can interfere while in the dentist's chair, upon seeing another person throw up, or even just getting a whiff of a disgusting, stomach-twisting scent. Every time this reflex kicks in, it stops us immediately, inducing a choking, gagging, coughing fit. To ge ...more

With a root bounty of over $18,000 up for the taking, developers were highly motivated to get the AT&T and Verizon Wireless variants of the Samsung Galaxy S5 rooted. Legendary hacker George Hotz, aka Geohot, has won the race and can now step up to claim his prize. Hotz is not ...more

Hello partners, first of all I would like to thank all those who have sent me positive feedback about my posts, to say that I'm always willing to learn and teach. I'm also open to answer the appropriate questions. Second i want to say sorry for the series i left in stand by m ...more

Just the fact that you own an Android device means you're privy to an entire world of third-party development. Many of the mods you'll see here on Gadget Hacks can be performed fresh out of the box, but with root and Xposed, the list grows longer. But to truly be able to take ...more

The best chemistry experiments are those you can perform with items already laying around your house. With only some sugar, salt substitute and an instant cold pack, you can make your very own gunpowder! Being able to make homemade gunpowder without a trip to the store can be ...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

Jailbreaking gives you root access to the iOS file system, allowing you to install third-party apps and tweaks on your iPhone that aren't available in the App Store. It opens up a whole new realm for what your device can do, but it can also cause instability across the system ...more

Search engines index websites on the web so you can find them more efficiently, and the same is true for internet-connected devices. Shodan indexes devices like webcams, printers, and even industrial controls into one easy-to-search database, giving hackers access to vulnerabl ...more

Long time reader, first time 'How To' poster. This tutorial has been highly requested. Here are the steps to perform a Pixie Dust attack to crack a WiFi password that has WPS enabled. Please note, this attack is very specific in nature. I've had a lot of success running this ...more

Hello, everyone! Many of you don't even know about my existence here on Null Byte, so I thought of contributing something rather interesting. Recently, someone asked how to make your own "Bad USB," and I promised to make a how-to on this topic. In addition, it would be nice t ...more

If you're looking into rooting your device yourself, you're going to need ADB and Fastboot on your computer. The Android Debug Bridge (ADB), is a command-line-based tool that allows for interaction between your computer and your Linux-based Android device. Fastboot is an engi ...more

Phone numbers often contain clues to the owner's identity and can bring up a lot of data during an OSINT investigation. Starting with a phone number, we can search through a large number of online databases with only a few clicks to discover information about a phone number. I ...more

If you've ever owned an HTC device or anything in the Nexus line, odds are, you have typed the word "fastboot" into your command line at one time or another. That said, odds are, you have only just barely scratched the surface of what this handy little Android tool can do. Let ...more

Samsung devices have two pre-boot menus that every Galaxy owner should know about: recovery mode and download mode. The recovery screen allows users to wipe cache files or perform a factory reset, which can help save the phone from a soft brick. Download mode, on the other han ...more

As we all use our smartphones for more and more things, we constantly want to share and view those items on a larger screen, especially when it comes to media. While phones like the Samsung Galaxy Note 2 and tablets like the iPad do make watching Netflix on a portable device p ...more

Your days as an ordinary Muggle are over — as long as you have an iPhone. With just a word or two, you can use your iPhone and newfound Muggle-born powers to cast spells or utilize charms just like Harry Potter and team. Only your "wand" is from Apple, not Ollivanders in Diago ...more

Apple released the new Mac OS X 10.10 Yosemite in the Mac App Store for everyone to download and install for free on October 16th, 2014, but downloading a 5+ GB file for each of your computers will take some serious time. The best thing to do is download it once and create a b ...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: This post is outdated, the latest version with the correct links and updated instructions can be found at my blog, here - https://techkernel.org/2015/12/19/embed-metasploit-payload-in-apk-manually/ Hi guys, I'm here again with my second tutorial, as I promised. Metas ...more

Welcome back, my rookie hackers! As most of you know, Mr. Robot is probably the best hacker TV show ever! This is a great show about a cyber security engineer who is being enticed to hack the very corporation he's being paid to protect. This show is so good, I began a series ...more

AirDrop is an underrated feature that lets you to quickly transfer files like songs and photos via Bluetooth and Wi-Fi from your iPhone to Macs and other iOS devices. It's been a staple in the Control Center ever since iOS 7, prominently displayed for easy access. However, wit ...more

Everyone loves emojis, but some folks aren't quite happy with the way the little yellow guys look on their particular phone. In order to replace them, however, your device needs to be rooted, and you'll usually need to perform some complicated procedure that ends up making you ...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

Even though I often end the workday exhausted and just want to wrap rotisserie chicken parts in a store-bought tortilla and shove it in my eating hole, I generally try and take a couple of minutes to warm up said tortillas before I begin my meal. But if you're starving, do you ...more

Now that Google Assistant is coming to all devices running Android Marshmallow or higher, roughly one out of every three Android users will no longer be able to access the old Google Now interface. The Assistant, which was previously exclusive to Pixel devices, takes over your ...more

Here is the final part in Null Byte's series on mastering the skills in The Elder Scrolls V: Skyrim. We have already covered the slick and brutal methods to raise our Spellcasting and Combative skills. Skyrim's intelligent new leveling system has trumped the former methods of ...more

If you drop your smartphone in water, take it apart as much as you can and place it in rice. It's been the most recommended method of cell phone rescue since the days of clamshells. In fact, it's usually the only thing recommended when searching for "how to save your wet phone ...more

Apple's newest mobile operating system, iOS 8, is out for the general public, and we've got a rundown on the best new features you can use on your iPad, iPhone, and iPod touch. While there's not a huge visual change as there was from iOS 6 to iOS 7, there's still plenty of coo ...more

Returning your device to stock, whether it is because you need to sell it or just want to receive OTAs again, is not always a simple process. Since HTC has released countless variations of both the M7 and M8 HTC One, it can be a pain in the ass finding the right files and tool ...more

Let's say you got a little careless while installing apps from unknown sources, and now your Android device has been infected by malware. Or perhaps your friend has come to you for help after they had haphazardly installed random apps until their phone was filled with popups a ...more

Given how much use it gets on a daily basis, the power button is always one of the first hardware features to call it quits on an Android phone or tablet. So if your power button is acting up, or you don't want it to, you can extend its lifetime by simply finding ways to use i ...more

If there's one way to get a visceral response from someone, it's bringing up the DMV. Regardless of the reason, whether it's the long lines, disgruntled employees, or just general inefficiency, I have yet to meet a single person who doesn't mind the trip. Just look at all thos ...more

Unscheduled pit stops go hand in hand with road trips, no matter how well-planned they are. In the past, making a stop due to low fuel or an emergency bathroom break may have snowballed into massive delays when you went off course on your own, but thanks to a feature in Apple ...more

It's a small but very real frustration: you want a chilled drink, but you open the freezer only to see nothing but empty ice trays. Fortunately, there's a simple way to make ice cubes quickly—use hot water. Yup, you read that correctly. Hot water freezes more rapidly than cold ...more

Deleting emails can be a tedious process on the iPhone, especially since the "Trash All" options have been removed ever since iOS 10 first came out. Though likely well-intentioned, this change places an undue burden on all of us iPhone owners who now have to erase emails indiv ...more