Master-and

A landmark bill finally went into action this week that will allow American cellular customers to unlock their smartphones for free. The process of unlocking may vary between mobile service providers, but you can rest assured that you are now entitled, by law, to carrier-unloc ...more

One of the biggest features of Android Oreo is a picture-in-picture mode that lets you watch videos in a floating window while you're using other apps. Honestly, it's fantastic and intuitive, but there are a few ground rules you'll need to learn to master the new feature. Cur ...more

You can blame your naggy mom, a crappy soap bar, and school or work stress for your acne. But ultimately, you should blame yourself. While it's true that your skin type (oily vs. dry vs. sensitive) and how your skin reacts to stress play a big part in blemishes, there is a nur ...more

Skyrim is an enormous RPG recently released by Bethesda. After many long years of waiting (I had 1000's of hours clocked into its predecessor, Oblivion, way back in 8th grade) the game is finally out and it surpasses everyone's expectations—save for removing custom spell craft ...more

Foodies and big-time chefs like Thomas Keller go crazy for fleur de sel. This finishing salt appears in fancy eateries and cookbooks the world over, and in the early 2000s, it was not uncommon to see diners in a high-end restaurant sprinkle a pinch of fleur de sel on their pla ...more

I have Verizon, America's largest 4G LTE network, as my cell service provider, but there are times when I find myself with a pretty shitty signal, rendering my upload and download speeds substantially slower than usual. One of those times are when I'm in my bedroom, and altho ...more

Apple released the iOS 8 Gold Master build to developers shortly after their WWDC event ended on Sept. 9th, which is jam-packed with tons of new features for iPad, iPhone, and iPod touch. The public version comes out on Sept. 17th, but if you can't wait to test out iOS 8, you ...more

By now, you've probably already installed 10.10 Yosemite, the newest version of Mac OS X, on your computer. While you most certainly noticed the visual changes, you might have missed some of the really cool additions. We've spent the last few days getting to know it, and let ...more

WordPress did not become what is arguably the most popular blogging and CMS platform on the planet because it was difficult to use. Rather, its user-friendly and rich feature set led to it finding a home on somewhere north of 70 million websites—and that's just counting blogs ...more

Teppei Okada performs a live violin soundtrack to a real time game of Super Mario Bros. Gee whiz, that's some true fan dedication (and perhaps a waste of prodigious talent... you tell me). And that's not all he's got in his video game-meets-classical arsenal. Check it out. Pr ...more

One of the ultimate goals in hacking is the ability to obtain shells in order to run system commands and own a target or network. SQL injection is typically only associated with databases and their data, but it can actually be used as a vector to gain a command shell. As a les ...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

When the Samsung Galaxy S7 and S7 Edge came to market in 2016, they were universally praised as being the pinnacle of Android smartphone design, even topping Consumer Reports' smartphone ratings. Why? Well, for once, we finally had a smartphone, or in this case, a pair of sma ...more

For those of you that prefer a soft-baked cookie that is fluffy in the middle, using cake flour instead of regular all-purpose (AP) flour is your secret baking weapon. "But I don't have cake flour," you protest. Fear not: if your kitchen is sans cake flour, you can easily whip ...more

If you don't like watching YouTube videos on your computer with your hand glued to your mouse, the next best thing is using keyboard shortcuts. They may not seem any easier than clicking, but once you get them down it's a whole other story. Plus, there are some features you mi ...more

Adding and subtracting may be the easiest of mathematical operations, but once you get it down, multiplication and division can be just as easy. That's why it's called elementary arithmetic. If it were harder, it would be called college algebra or trigonometry. But it's not— i ...more

Holy… Lord, help us all—this isn't CG, it's for real. Meet Geminoid DK, the latest spawn from Osaka University Professor Hiroshi Ishiguro's legion of ultra-realistic Androids. If an Android is a robot disguised as a human, what is a Geminoid? Similar in concept to the Bruce W ...more

The new Call of Duty: Black Ops 2 is the hottest game on the market right now, and there's no doubt it'll end up being the most unwrapped gaming gift come Christmas morning. The first-person shooter hopes to carry on the tradition of its many predecessors in bringing the most ...more

Adobe Audition, Audacity, and other audio editing software have tools to isolate vocals and instruments in regular songs so that you can get an instrumental track for karaoke, vocals for an a capella version, or solo drums, bass, keys, etc. that you can use to learn the song y ...more

The new Samsung Galaxy S4 just received an update to Android 4.2.2, so why is it that my Galaxy Note 2 is still running an older version of Jelly Bean? It felt like yesterday that my device was finally updated to 4.1.2, but why even bother since 4.2 has been around since last ...more

On April 7, 2017, residents in Dallas, Texas, woke to the sound of emergency sirens blaring all over the city. No one could shut them off, and after repeated efforts to contain the situation, the city had to shut down the entire system. While the media reported a sophisticated ...more

To be honest, the Mail app for iPhone had always been somewhat forgettable. It lacked many of the features that made third-party clients like Spark and Edison better, but with iOS 13, the gap between Mail and its competitors is much smaller. Apple updated the layout and added ...more

My father never cooked a meat without some kind of marinade. He always used a slew of ingredients: salt, pepper, Season-All, Cajun seasoning, vinegar, olive oil, liquid smoke, Worcestershire, hot sauce, onions, lemons... I'm pretty sure this isn't a complete list, but I've hon ...more

Samsung introduced a wave of seriously unique and innovative features on the Galaxy S4, including air gestures and weather sensors, but a lot of the features are actually just updated ones from the Galaxy S3. Unfortunately, one of those that returned was the dreaded increasing ...more

When you come home from the grocery store, you probably put away every single fruit and vegetable in the bins and drawers in your refrigerator. Any fifth grader knows that fridges work to preserve food, thus everything should go in there, right? Nope! Chances are, you've been ...more

Passwords stored in web browsers like Google Chrome and Mozilla Firefox are a gold mine for hackers. An attacker with backdoor access to a compromised computer can easily dump and decrypt data stored in web browsers. So, you'll want to think twice before hitting "Save" next ti ...more

Want a buddy in Fallout: New Vegas? Sure you do. In fact, you probably want a couple New Vegas companions. In Fallout: New Vegas, there's a total of 6 permanent humanoid companions and 2 permanent non-humanoid companions, but you can only have 2 (one of each kind) at a time f ...more

Over the years, we've seen security breach after security breach, as well as high-profile data scandals where collected personal information was misused by companies. Apple makes customer privacy a priority, so there have been few issues to worry about when it comes to its ser ...more

Apparently it is possible to reduce 64,000 possible Master Lock padlock combinations down to just 100. The entire process is clearly illustrated in the below how-to from Mark Edward Campos. For an enlarged version, click here. Looking for something a little more interactive? W ...more

Apple's latest mobile operating system for iPhones, iOS 12, was released to everyone Monday, Sept. 17, and it's the same exact build that developers and public beta testers received as the "golden master" on Sept. 12, the day of Apple's 2018 special event. Install it to start ...more

Privacy and security go hand in hand, especially for smartphones. When it comes to privacy, you decide what personal information about yourself is out there to discover. Security, on the other hand, is all about enforcing those privacy decisions. Sometimes privacy and securit ...more

Look, tests are no fun, and doing poorly on them is rarely an option. Whether you're studious or a slacker, everyone needs a little boost now and again. While students have found ways to cheat as long as tests have existed, the invention of smartphones has greatly enhanced the ...more

Even though we all know it's a bad idea, a lot of people still use their browser's store password function to keep up with all their accounts. While convenient, this shortcut also makes their passwords very easy to find if you have access to the computer they're stored on. He ...more

Since I first announced the new Null Byte recognition for excellence a few weeks ago, several of you have written me asking, "How can I study for this certification exam, and what material will be covered on the exam?" Now I have an answer for you. The White Hat Hacker Associa ...more

Android 5.0 has a killer new feature that should make securing your device easier than ever. It's called Smart Lock, and it essentially lets you bypass your secure lock screen when you're in a "trusted environment." This means that if you're connected to a known Bluetooth devi ...more

There's something extremely satisfying about hunting down your online adversaries and knocking them out with a well-placed shot, which probably explains why shooting games are still one some of the most popular time killers for iOS and Android. Shooting games for mobile come ...more

Repetitive use of apps over time will eat up your storage space with by caching data on your device. This can be useful at first, speeding up your apps by not requiring them to re-download frequently used data, but as a cache grows, even the initial performance improvements ca ...more

Unless you own an Exynos model, there won't be much development on the custom ROM front for the Galaxy S9. But that doesn't mean you have to put up with all of the UI quirks from Samsung Experience (née TouchWiz). With a little work, you can give your S9 a stock Android makeov ...more

Did you know Kali 1.0.8? You probably did, and you probably know about the EFI boot option that has been added. That's a very interesting new feature because it allows Kali to be easily booted on Mac too, and every EFI-supported device. First three preview lines gone? As alw ...more

When you know how to cook it, tofu is a delicious dish in and of itself—truly. Too many people have been subjected to poor quality or badly cooked tofu and told to eat it because it's a "healthy alternative" to meat. Usually what they bite into is a bland, rubbery mess coated ...more

Usain Bolt ran 100 meters in 9.58 seconds, an insane record-breaking time that might not ever get beat. As fast as that is, wouldn't it feel like a travesty if your Samsung Galaxy S3 took that long to open up Wikipedia? Surfing the web on my GS3 is pretty fast, but why not ma ...more

The majority of Android devices have built-in sensors underneath the hood that measure motion, position, and several environmental parameters that provide data needed to monitor your movements and adjust accordingly. When the Samsung Galaxy S4 came out, they included for the ...more

Everyone enjoys summers more than I do. At least, that's how it seems. While I take pleasure in the decline of clothing covering up my lady friends, I could definitely pass on the heat and absurd air conditioning costs. However, one summer staple that balls above all else is c ...more

I'm often reluctant to use a home screen launcher other than the stock one on my Android. Once you're well acclimated with something, complacency sets in, welcoming change with much resistance. Well, my friends, I have seen the error of my ways... After using various differen ...more

Smartphones have put an end to camcorders. If you want to capture memorable moments in high quality, look no further than that technological marvel in your pocket. Recent Galaxy phones are shining examples of how far we've come — but the more capable a camera gets, the more co ...more

If you are anything like me, you have a knack for taking silly selfies of yourself, i.e., taking scotch tape and wrapping it around your face to make yourself look like the blob, or perhaps you like taking selfies of yourself in weird or unusual situations doing weird and unus ...more

Many home cooks struggle to cook duck breast because they cook it as they would chicken. But not all poultry is created equal, and duck is definitely unlike chicken. For starters, the breast of the duck is a rich, dark meat, and the cut is covered by a thick slab of fat. When ...more

Welcome back, my rookie hackers! The more we know about a system or network, the better our chances of owning it and not leaving a trace for investigators to follow. One of the often overlooked sources for information is the Simple Network Management Protocol (SNMP). Many roo ...more