Change Your Password

When Yosemite was released, a more detailed boot screen came to your Mac. So now, just like on Apple's mobile devices, you will see a loading bar telling you how far into the startup process you are. Apple also decided to add a black version of this boot screen to newer Macs, ...more

App-locking apps have been around for a while, but none have had quite the panache of developer Fazil Kunhamed's latest offering, Oops! AppLock. While others use a PIN or password to restrict access to apps that are installed on Android, AppLock uses a stealthy volume button c ...more

Investing is like exercise—we all know we should be doing more of it, but we often just can't find the time. I mean, really, who's got the hours, inclination, and skill to pour through volumes of data and put together a balanced yet sophisticated portfolio of investment vehicl ...more

Like a car, your Mac needs to be monitored and cared for to keep it running as smoothly as possible. While your vehicle comes with a ton of gauges to keep track of your oil, temperature, and in some cases, even tire pressure, your Mac has no easy way to watch for low memory or ...more

This is the best how-to's website that I've ever seen, and I wanted to join it. It taught me a lot, but, because I'm here to learn too, please correct me if I'm wrong. You probably know that Ettercap is a very powerful tool for man in the middle attacks. You probably know tha ...more

Welcome back, my hacker apprentices! Last week, I started off my password cracking series with an introduction on the principles and technologies involved in the art of cracking passwords. In past guides, I showed some specific tools and techniques for cracking Windows, onlin ...more

Welcome back, my greenhorn hackers! Lately, much of the discussion here on Null Byte has revolved around evading detection and not getting caught hacking. Several of you have written me asking for a series on evading detection and forensics, and while I began a series 5 month ...more

Ways to Blocking a Website on a PC Open the “Control Panel” by click “My Computer” on your PC Find the “Security Center” and click to open it. A window should appear and at the bottom where it says,"Manage Security settings for:"Find and choose “Internet Options”. A window sh ...more

Welcome back, my hacker trainees! A score of my readers have been begging for tutorials on how to hack Wi-Fi, so with this article, I'm initiating a new series dedicated to Wi-Fi hacks. This will probably be around 6-9 articles, starting with the basics of the technologies. I ...more

Welcome back my fellow army of hackers! Today we'll be hacking a website. Hacking is technically not the right word used here. It should be defacing! So we are going to deface a website... What's Defacing? Website defacement is an attack on a website that changes the visual ...more

There are many ways you can protect your computer from unwarranted access. For instance, you can use Lockscreen Pro to lock your Windows 8 computer and then have the program snap a photo of the culprit using your webcam. But if you want an even simpler and possibly more effec ...more

Yesterday, the much anticipated iOS 6.1 jailbreak was released. With the wide array of Cydia apps that are newly available to jailbroken iPhones came an unpleasant surprise—evasi0n causes the built-in iOS Weather app to crash over and over. There will more than likely be a fi ...more

Combination locks in Minecraft can be really simple or frustratingly difficult, but no matter how complicated they are, some of them fall victim to the same simple exploits. First, I suggest you watch this video, which will explain the whole thing for you. Then I'll go over i ...more

First off, I would like to say two things. One, this is not for beginners; if you don't feel that you understand this how-to at all, do not try it. Second, never ever install random software or change settings if you do not trust the source. If I haven't scared you yet, here ...more

Apple's new iOS 16 software update is finally here, and there are over 350 new features and changes for you to enjoy on your iPhone. There are major lock screen and home screen improvements, a pleasant surprise for the Contacts app, and tons of new upgrades to Safari, Mail, Me ...more

The latest software update for iPhone has a few new features you should know about, including an enhanced security feature to protect your Apple ID account from phishing and other attacks. Keep reading to see everything new that's included with iOS 16.3 for iPhone. The iOS 16 ...more

You can't hand over your iPhone to a kid and expect everything to be OK. Not only will they drop your iPhone (and they will), they could also do something much worse than a cracked screen — in-app purchases. If your child knows your Apple ID password, has their face or finger ...more

With just two microcontrollers soldered together, you can inject keystrokes into a computer from a smartphone. After building and programming the device, you plug it into a desktop or laptop, access it over a smartphone, and inject keystrokes as you would with a USB Rubber Duc ...more

Whether you miss the good old days of Telnet or you want to know what hacking was like when security was nothing but an afterthought, Telehack is the game for you. The text-based hacking game is a simulation of a stylized combination of ARPANET and Usenet, circa 1985 to 1990, ...more

An attacker can repurpose public MyBB forums to act as command-and-control servers. It only takes a few lines of code to configure a MacBook to fetch commands and send responses to any website the attacker desires. Before you keep reading, know that this project is not geared ...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

If you're still working your way through the hundreds of features and changes that iOS 13 brings to your iPhone, you might be a bit surprised to learn that your device is now out of date. While Apple only dropped the big update for iPhones on Thursday, Sept. 19, the company ha ...more

The art of privilege escalation is a skill that any competent hacker should possess. It's an entire field unto itself, and while it's good to know how to perform the techniques involved manually, it's often more efficient to have a script automate the process. LinEnum is one s ...more

Imagine being able to play a video instantly on hundreds of thousands of devices across the globe. It's totally possible, as long as all of those devices have a Chromecast plugged in. When Chromecasts are left exposed to the internet, hackers can use add them to a botnet that ...more

Computers all over the world rely on a program called "libssh" to use the SSH communications protocol, which allows trusted users to log in and administer computers remotely. Due to a flaw in libssh, fooling a computer into granting SSH access is as easy as telling it you alre ...more

When Google introduced the Pixel 3 on October 9th, one of new additions they briefly mentioned was the Titan M security chip. While they did talk about how it will improve overall security, they didn't expand on the number of changes it brings to the Pixel 3's security. Well, ...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

Wi-Fi devices are continually emitting "probe frames," calling out for nearby Wi-Fi networks to connect to. Beyond being a privacy risk, probe frames can also be used to track or take over the data connection of nearby devices. We'll explain how to see nearby devices emitting ...more

A powered-off Windows 10 laptop can be compromised in less than three minutes. With just a few keystrokes, it's possible for a hacker to remove all antivirus software, create a backdoor, and capture webcam images and passwords, among other highly sensitive personal data. The ...more

MoviePass may be popular with filmgoers on a budget, but it might not be with those of you who are concerned about your privacy, since MoviePass may be logging your location data even when you don't expect the app to do so. At a recent business forum on March 2, MoviePass CEO ...more

Accompanying Snapchat's core features, like editing snaps and applying filters to them, is Bitmojis. These are small avatars that you create in your own likeness and use all throughout Snapchat. Formerly, there were two "styles" that you could pick from to make your Bitmoji: B ...more

One of Android's most glaring weaknesses is its lack of an iMessage equivalent. That is, of course, until now. There's one app that will allow Android users to experience iMessage on their non-Apple phone, complete with end-to-end encryption, message effects, and group messagi ...more

Mozilla's Firefox has always been a highly praised internet browser. Since it's open-source, users know what they're getting without any secrecy. It's got plenty of features that are unmatched by any of its competitors on mobile. However, speed and performance have always been ...more

Shortly after we detailed several indicators that the Galaxy S8 Oreo Beta Program would begin rolling out in the month of November, we now have a full changelog for the update. Many users on Reddit already found references to the beta in the Samsung+ and Samsung Members app. ...more

The iPhone X, iPhone 8, and iPhone 8 Plus may be some of the fastest phones of 2o17. However, the equally new iOS 11 isn't quite as impressive. That being said, Apple is continuing updates to the developer beta for iOS 11.1, as it releases the 5th version of the beta today. W ...more

Making a NANDroid backup can save you from all sorts of flashing-related mishaps and accidents. Bootloops, SystemUI crashes, accidental wipes, bad ZIPs, or a dozen other possibilities—there's almost no condition in which a NANDroid is unable to correct problems with your devic ...more

If maintaining privacy is an ongoing battle, the front line is your smartphone. Apple included several new security features in iOS 10, but at the same time, some of the best new functionality comes with potential privacy trade-offs that everyone needs to understand. New feat ...more

This tutorial was written with Windows 7 in mind, but the principle applies to all versions starting from 7. User Account Control (UAC) Processes in Windows run at different levels of integrity, representing the different amounts of "trust" they have to interact with the com ...more

If you have no desire to get a separate Mac desktop computer, but want to either supersize your laptop's screen for gaming or need to get additional screen real estate while you work, then connecting your MacBook, MacBook Air, or MacBook Pro to an external display is the right ...more

With over 10,000 possible combinations, a four-digit passcode may seem secure, but it's fairly easy for someone to crack your code—no matter how clever you think it is. Luckily, there are many other options for securing your iPhone's lock screen—especially if your running iOS ...more

When I tried to set up an eviltwin for a MitM-constelation in kali 2.0, I couldn't provide internet to the victim. The origin was the brctl bridging. I have read many tutorials but all of them where explained in backtrack and older versions of kali. So i was searching for a so ...more

The menu bar is a great place to perform quick searches, track battery life, and switch Wi-Fi networks on your Mac, but it can do way more than that if you let it. I've rounded up some menu apps below that not only have features that will boost your productivity, but are light ...more

Welcome back, my aspiring hackers! In many of my earlier tutorials, I mentioned the complementary nature of hacking and forensics. Both disciplines, hacking and forensics, benefit from a knowledge of the other. In many cases, both disciplines will use the same tool. In this t ...more

Welcome back, my nascent hackers! In previous tutorials for my Wi-Fi Hacking series, I have shown you how to crack WEP and WPA2 passwords, break a WPS PIN, and create Evil Twin and Rogue access points. In this continuation of the series, let's look at slightly different appro ...more

Welcome back, my novice hackers! New hackers often ask me the same question: "What is the easiest platform to hack?" My response is always the same—it is not a platform, but rather a particular piece of software that is easiest to hack, which is on nearly every client-side sy ...more

Welcome back, my tenderfoot hackers! So many readers in the Null Byte community have been asking me questions about evading detection and hacking undetected that I decided to start a new series on digital forensics. I applaud each of you for your concern, as the last thing I ...more

Unless you like paying exorbitant prices for out-of-contract phones, most of us are stuck with the one we already have for two or more years. The tech industry moves fast, and as new phones are released seemingly every month, your Samsung Galaxy S4 might start looking older by ...more

Not having internet sucks! We do a ton online these days, from working, shopping, studying, and collaborating, to watching fail videos and endlessly clicking through memes. But sometimes your mobile screen is just not big enough! So, wouldn't it be cool if you could use your ...more

Apple's upcoming iOS 17 is expected to include many new features first seen on Android, but there are also some exciting, unique features that Android needs to steal pronto. It's common practice for Apple to adopt new features for iOS that were first seen on Android, but the ...more

Unless you have unlimited cellular data, you probably connect your iPhone to every Wi-Fi network you come across. It could be a local coffee shop, public library, or just a friend's place. Wherever it is, you'll need to ask for the access point's password if it's a secured net ...more

It's nearly impossible not to be at least somewhat familiar with Microsoft Excel. While it's needed for many office jobs and data analysis fields, hackers could also benefit from improving their spreadsheet skills. Many white hats already know some of the essential Excel hacks ...more

We've shared a capture-the-flag game for grabbing handshakes and cracking passwords for Wi-Fi, and there are some upcoming CTF games we plan on sharing for other Wi-Fi hacks and even a dead-drop game. While security-minded activities and war games are excellent ways to improve ...more

Back in the earlier days of Android, you were able to connect your phone to a computer, and it would mount automatically. This meant once the USB connection was made, your internal storage would pop up on the computer and you could go about your business. But recent versions o ...more

It's always a big deal when the company that makes Android releases a new phone. Google's Pixel series has made a name for itself in three short years behind its camera prowess, but now it's time to start competing with the major players. That said, Google should like how thei ...more

With iOS 12, Apple is offering users more options than ever to create, store, and manage their saved passwords. Not only can iOS 12 make you new passwords via the AutoFill feature, you can quickly and efficiently access your entire iCloud Keychain using Siri. Why go hunting fo ...more

Netflix currently lets parents block content based on maturity rating, but it isn't a perfect system. Not all titles rated PG-13 are equal, for instance. That's why it's good news that Netflix is adding more controls for parents, by allowing account holders to bar individual m ...more

In just a few months, Binance has experienced explosive growth, overtaking its rivals to rank among the top three cryptocurrency exchanges in the world by trading volume. Without a doubt, Binance is now among the best sites for trading alt-coins like Ripple (XRP), Stellar (XLM ...more

Firefox Focus has been out for iOS for a while now, so it's about time Mozilla began porting the app over to Android. It's an amazingly private browser that protects you from trackers and ads when you're surfing the web. It blocks a wide range of online trackers, erases your b ...more

Baidu Inc, the "Chinese Google" search engine and technology company, which has been actively pursuing self-driving cars, reported that a gang of hackers recently attempted to steal its driverless car technology. The company, based in Beijing, has since beefed up its cybersec ...more

When it comes to hacking guides, most are written from the perspective of a Linux user. There are a few outliers, but it's mainly Linux, which leads to the idea that Linux is the only OS that's viable for hacking. This couldn't be further from the truth. A properly set up Appl ...more