Why a PDF Portfolio? If you've been wanting to create a PDF (portable document format) portfolio for your photos, art or design work, or wanted to create a PDF magazine that can be read by anyone on the net, then this article will show you how to go about it. I created my PD ...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
NMAP is an essential tool in any hacker's arsenal. Originally written by Gordon Lyon aka Fydor, it's used to locate hosts and services and create a map of the network. NMAP has always been an incredibly powerful tool, but with it's newest release, which dropped mid-November of ...more
The new Samsung Galaxy S4 has something no other phone has ever had before—weather sensors. Older devices like the Galaxy Nexus, S3, Note, and Note 2 do have a atmospheric pressure sensor, aka a barometer. However, they do not have a thermometer or hygrometer like the GS4 does ...more
With much of the hype centered around its powerful cameras, it's easy to overlook the equally impressive audio capabilities of the Galaxy S9. After all, the S9 and S9+ are the first Samsung flagships to feature AKG-tuned stereo speakers, and that's not even mentioning all the ...more
Welcome back, my budding hackers! With this article, I am initiating a new series that so many of you have been asking for: Hacking Web Applications. In previous tutorials, we have touched on some of the techniques and tools for web app hacking. We looked at web app vulnerab ...more
One of the best things about Christopher Nolan's Batman trilogy is how realistic he makes the caped crusader feel. Unlike the Joel Schumacher or even the Tim Burton versions, Nolan's world seems grounded in some level of scientific fact. But just how close is science to actual ...more
The transcribing app can be an invaluable tool, especially if you're a student or are in a profession that relies on audio journals or interviews. These apps can convert important recordings like lectures and meetings into text for you to carefully read through to better compr ...more
Welcome back, my novice hackers! In my series on cracking passwords, I began by showing off some basic password-cracking principles; developed an efficient password-cracking strategy; demonstrated how to use Hashcat, one of the most powerful password-cracking programs; and sh ...more
Welcome back, my aspiring hackers! Those of you who've been reading my tutorials for some time now know that I am adamant regarding the necessity of learning and using Linux to hack. There is no substitute, period. In this tutorial, though, we will be setting up a system to ...more
In today's world of social media, there's really only two powerhouses—Facebook and Twitter. And those of you with Twitter accounts know the power of a Tweet. Getting more followers means reaching more people, but the vast majority of Tweeters are following only a handful of Tw ...more
At launch, Chromecast with Google TV is fairly limited in the number of compatible apps. Many of the usual suspects are there, but there are some interesting omissions, like Google Stadia (though support is coming). However, at its core, the device runs on Android 10, which me ...more
Sprint has announced that it will be the first U.S. carrier to release Jelly Bean 4.1 for the Samsung Galaxy S III. The over-the-air updates have already started, with users receiving a notification on how to update on their phone. The reason Jelly Bean has garnered so much at ...more
By now, you probably know that your iPhone secretly tracks and stores the locations you've visited in a backup folder on your computer's hard drive. The files are unencrypted, which means anyone with access to your computer or device can retrieve the information, which is down ...more
Emails sent from an iPhone, by default, are signed "Sent from my iPhone," which almost seems like a disclaimer in case the email has spelling or formatting errors. If your goal is to look professional while corresponding with coworkers or potential employers, then you're bette ...more
Summer is in full swing! Everywhere you look, plants are in full bloom and green is a way of life. Gardeners are clearly living up to their full potential. I cannot think of anything else that personifies summer better than gardening. When it comes to planting greenery, most ...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
While it's easy to make fun of water with "electrolytes," there's actually some science behind it. Despite the name, electrolyte-enhanced water isn't all that high-tech, it mostly means that it's been infused with vitamins and minerals such as potassium and sodium, which are v ...more
Welcome back, my hacker novitiates! Eluding and evading antivirus software and intrusion detection systems is one of the most critical tasks of the hacker. As soon as a new exploit is developed and discovered, the AV and IDS developers build a signature for the attack, which ...more
SMB (Server Message Block) is a protocol that allows resources on the same network to share files, browse the network, and print over the network. It was initially used on Windows, but Unix systems can use SMB through Samba. Today, we will be using a tool called Enum4linux to ...more
Once we recover from the respiratory infection pneumonia, our lungs are better equipped to deal with the next infection — thanks to some special cells that take up residence there. New research led by JP Mizgerd of the Boston University School of Medicine, shows that lung tis ...more
Android's settings menu is actually pretty daunting. There are options for nearly everything, so in the sea of various menus and submenus, it's easy to overlook important privacy and security settings. On Google's Pixel phones in particular, there are 20 such settings that you ...more
The video shows you how to calculate capital budgeting with a Texas Instruments BA2+ financial calculator. Capital budgeting will help you determine cash flows for given investments for a certain number of years in the future, thus helping you determine if the investment is wo ...more
Some food jars seem like they're actually designed to prevent you from enjoying every last bit inside. The remnants of sticky foods like Nutella and peanut butter are almost impossible to scrape out with a knife or spoon, and it's a shame to throw out something that tastes so ...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
It's the icing on top of your cake (or whipped cream on top of your Android Pie) of despair. You may have not had the easiest time rooting your device, but you feel like you overcame all of the obstacles. Only now to discover that those very apps and mods you were rooting for ...more
There are a ton of great new features in iOS 8, and one of the most interesting (and perplexing) ones is called "Family Sharing." By utilizing this feature, you are creating a continuity among all of the iOS devices in your family, granting members the ability to share apps, ...more
Your first, very basic web crawler. Hello again. Today I will show you how to code a web crawler, and only use up 12 lines of code (excluding whitespaces and comments). Requirements Python A website with lot's of links! Layout the logic. OK, as far as crawlers (web spider ...more
Learn how to set up an Epson printer wirelessly when you bring your new printer home you will want to start by installing the software that came with the new printer. You can set up your printer to work without wires and it will print from all over the house. There are 3 ways ...more
Back in March, Samsung partnered with Slacker Radio to create a streaming service called Milk Music. For those of us who don't own a Galaxy device, this news was a non-starter, as it was exclusive to Samsung's flagship line of phones and tablets. Since then, mods have made Mi ...more
Like most Android devices, the Nexus 7 suffers from its fair share of battery gripes. Nobody wants to see that dreaded "connect charger" warning pop up on their screen. NOBODY. Yet it probably happens to you every day nonetheless. What can you do about it besides charge, charg ...more
Former Vice President Dick Cheney was so fearful of attacks, he had his heart defibrillator re-calibrated to block incoming wireless signals so that highly skilled hackers couldn't send him into cardiac arrest. If hackers could potentially kill by turning someone's own defibr ...more
Rooting is a great way to unleash your device's full potential, but not everyone's comfortable with it. Rooting can void a warranty, cause issues with certain apps, and the process itself can be tricky for older devices. Alas, most of the great apps or mods out there require r ...more
We recently ran down several hidden features on the Galaxy S9 — items that are buried deep within the settings menu that can be tricky to find. One thing that many users cannot find is the option for a black navigation bar. Unfortunately, this option does not exist in Samsung' ...more
Threats to your privacy and security are everywhere, so protecting your data should be the highest priority for anyone with a smartphone. However, one threat many people overlook is the company who supplies the operating system your Android phone runs — Google. Google offers ...more
Depending on your region, you may not be offered the same call recording option other OnePlus users have. But, as with most things Android, where there's a developer with a will, there's a way regardless. And the method we are about to describe is one of the easiest, most stab ...more
If you have a modern iPhone, you have an excellent video recorder at your disposal. Every iPhone since the 6S has the ability to shoot in 4K resolution, and each new iteration has brought new capabilities to the table. But even the best mobile shooter can use a little extra he ...more
While the majority of America was watching the Super Bowl yesterday, the crew over at the evad3rs was finishing its work on their untethered iOS 6.1 jailbreak called evasi0n. Well, the wait is finally over! Evasi0n, which brings untethered jailbreak for devices running on iOS ...more
If you've just upgraded to an HTC One M8, chances are you've got some media files you want transferred over from your computer or previous phone. Even after you've done that, there will be times when you want to transfer content back to your computer for safe keeping. The old ...more
Welcome back, my tenderfoot hackers! Well, the first season of Mr. Robot just ended and Elliot and fsociety successfully took down Evil Corp! They have effectively destroyed over 70% of the world's consumer and student debt! Free at last! Free at last! Of course, global finan ...more
Every phone powered by a Qualcomm processor has a built-in WCD9xx Audio DAC, but it's rarely configured to be used to its full potential by OEMs. This might not seem like a problem to some people, but if you're a music lover, or you simply enjoy high-quality sound, it's an iss ...more
A mention of the deep web can bring to mind images of drugs, hackers, and other criminal activity. Despite the presence of these elements, the Tor network is a valuable tool for preserving privacy and anonymity. And browsing the deep web and any hidden services can be as simpl ...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
Phishing is the easiest way to get your password stolen, as it only takes one mistake to log in to the wrong website. A convincing phishing site is key to a successful attempt, and tools to create them have become intuitive and more sophisticated. SocialFish allows a hacker to ...more
The telecommunications industry has come a long way since Ma Bell opened the first telephone exchange in the late 1800s. With the advent of fiber optics and wireless broadband technology, we no longer have a need for a dedicated phone connection, as today's data networks can c ...more
Supercell's highly anticipated Brawl Stars has soft launched in Canada, with gamers worldwide salivating at the prospect of a full debut around the corner. Unbeknownst to many, this game can be played on your iPhone right now, regardless of where you live. As a testament to t ...more
Whether we like it or not, our personal information and smartphones are tied together at the hip. The former needs the latter to deliver a personalized experience that matches our individual needs. This personal data, however, makes your phone a prime target for thieves of all ...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
Ever wonder why when you defrost meat, there's all that pink liquid at the bottom of the plastic bag? That liquid is called "purge," and it's not good. What happens is that ice crystals form and expand within meat as it freezes, which puncture the cell membranes. When the mea ...more
Welcome back, my nascent Hackers! In my last blog, we looked at a passive way to gather information necessary for a hack. The advantage of using passive recon is that it's totally undetectable, meaning that the target never knows you're scouting them and you leave no tracks. ...more
Welcome back, my hacker novitiates! Every so often, a MAJOR vulnerability appears that makes millions of systems vulnerable to attack. The most recent, named Shellshock, basically leaves every Mac OS X, Linux, and UNIX system on the planet vulnerable. As nearly two-thirds of ...more
Fortnite's long awaited arrival on Android has ramped up excitement among gamers who are installing the beta version in astounding numbers. With so many midrange and budget devices running Android, however, it's important to stay on top of your device's performance to ensure s ...more
Binance, a China-based cryptocurrency exchange, is rapidly gaining popularity thanks to the sheer selection of digital currencies you can purchase — Ripple (XRP), Tron (TRX), IOTA, and Stellar (XLM), to name a few — using both Bitcoin (BTC) and Ethereum (ETH). Binance has an i ...more
Inductive charging is already a reality on popular smartphones like the Samsung Galaxy S III and Google Nexus 4, and Apple has recently published a patent that would make inductive chargers a reality for the iPhone. There are also several phones that have the capability for wi ...more
The new OnePlus One packs a 3,100 mAh battery that promises to last all day and night. While that will work for most, some of us don't quite know how to put our phone down and save some juice. If you're looking to help your battery out and possibly squeeze an extra hour or tw ...more
Each day, we read about another security breach somewhere in our digital world. It has become so commonplace that we hardly react anymore. Target, J.P. Morgan, iCloud, Home Depot, and the list goes on and on. Those are just the big ones that get reported in the news. Millions ...more
Whether it's college football, the NFL, basketball, soccer, or baseball, sporting events are prime opportunities to entertain. No matter what the sport, food that's easy to eat is a must. Your guests should be able to mingle, eat, and talk trash... all at the same time! So a m ...more
Amazon is slowly trying to gain as much influence in the tech world as it has in the consumer market, and with the Amazon Fire HD 7, they have their eyes set on taking on the "budget tablet" space. For the amount of money you spend on the Fire HD 7, you get a pretty decent ta ...more
This year's big iPhone update, iOS 12, aims to solve many of the issues that arose during iOS 11's controversial, buggy tenure. With that in mind, it may be tempting to jump on board the new software immediately and leave iOS 11 in the dust for good. Here are some reasons why ...more
Apple just released its biggest update to iOS 17 yet, and there are 60 exciting new changes for your iPhone. With iOS 17.2, you get a brand new app, more Apple Music enhancements, upgrades in Messages, and a new security feature that was announced last year, as well as changes ...more