Change Imei Code

Individually addressable LEDs, also commonly called "NeoPixels" after the popular Adafruit product, are a bright and colorful way to get started with basic Python programming. With an inexpensive ESP8266 or ESP32 microcontroller, it's easy to get started programming your own h ...more

You might have missed it, but the virtual keypad you use to enter phone numbers in your smartphone's dialer and contacts app isn't all numbers. Take a closer look, and you'll notice a few mysterious buttons you've likely been tuning out unconsciously. But it's time to stop ign ...more

Apple's stock keyboard for iPhone has gone through many changes over the years. Some have been significant, and others more subtle. Overall, most of these updates have been fairly obvious, so you're probably already using them — but there are more than a few interesting featur ...more

As necessary as sleep is, millions of people struggle with it every night. More than 50 million Americans suffer from any number of sleep disorders. If you're one of them and want a more satisfying, consistent sleep, then the LectroSound Sleep & Relax Soothing Noise Machine ma ...more

It should be simple to select and copy all text on a webpage in Safari, but it won't work as it does in other apps. Usually, you can press-and-hold down anywhere on a page and choose "Select All" from the edit menu, but that functionality is disabled in Safari and WebKit-based ...more

The Pixel 5 is a great value proposition in this era of $1,500 phones. With its reasonable price tag, fully open-sourced software, and unlockable bootloader, it's also an ideal phone for rooting. The process of rooting the Pixel 5 is a tried and true method: Unlock the bootlo ...more

The web development landscape has changed dramatically over the past ten years. Both aspiring and seasoned developers now need to know a wide range of programming languages and platforms to create truly pro-level sites from scratch, and continuing education is vital if you wan ...more

Apple just released the fifth public beta for iOS 14 today, Wednesday, Aug. 19. This update comes one day after Apple released iOS 14 developer beta 5. It follows iOS 14 developer beta 4 by 15 days, and iOS 14 public beta 4 by 13 days. Apple released this new update to public ...more

Apple just released the fifth developer beta for iOS 14 today, Tuesday, Aug. 18. This update comes two weeks after Apple released iOS 14 developer beta 4, and 12 days after the release of iOS 14 public beta 4. Apple seeded this new update to developers at 10 a.m. PDT, the sta ...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

Apple Pay can be used at retail stores, restaurants, markets, and millions of other locations in the US and abroad. It's used to buy everything from clothing to groceries and vending machine snacks, so it's important to ensure that the cards in your Wallet are always up to dat ...more

Trying to figure out which music streaming service to subscribe to can be a difficult task when the playing field is so crowded. Each has its benefits, as well as downsides, so finding the right one for your needs and wants can take a lot of overwhelming research. But we've do ...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

Filmic Pro harnesses the full native power of your iPhone or Android phone — and then some. If your smartphone shoots in 4K resolution, Filmic Pro will let you choose that resolution. However, it's not all about the pixels — bit rate is an essential factor in determining the o ...more

When joining a new network, computers use the Address Resolution Protocol to discover the MAC address of other devices on the same network. A hacker can take advantage of ARP messages to silently discover the MAC and IP address of network devices or actively scan the network w ...more

Unless you're completely new to Instagram, it's likely that you've linked your account with a third-party service at some point and forgotten about it. Those services still have access to data such as your media and profile information, so it's important that you not only know ...more

When driving, you can get directions hands-free by asking Siri. You can also make general map searches, show a location's details, call a query's phone number, and view traffic details. However, Siri defaults to Apple Maps for all those. If you prefer Google Maps, Waze, or ano ...more

Many popular IoT devices have terrible security. For instance, a hacker who's on the same Wi-Fi network as a Sonos speaker can assume direct control over the device's behavior. If an IoT device doesn't secure the messages used to control it over a network, it's easy for somebo ...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

Smartphones and other Wi-Fi enabled devices send radio signals called probe frames to locate nearby wireless networks, which makes them easy to track by listening for their unique MAC address. To show how this kind of tracking works, we can program a NodeMCU in Arduino to snif ...more

The march towards mainstream adoption of eSIM technology got a massive boost with the arrival of the iPhone XS, XS Max, and XR. We're now one step closer to ditching physical SIM cards altogether. If you're on the fence about this new technology, you may be surprised by the be ...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

Hackers rely on good data to be able to pull off an attack, and reconnaissance is the stage of the hack in which they must learn as much as they can to devise a plan of action. Technical details are a critical component of this picture, and with OSINT tools like Maltego, a sin ...more

It doesn't matter how cool or groundbreaking a particular technology is, if it doesn't offer the promise of big returns on investments, you'll have trouble drawing interest from both Silicon Valley and Wall Street. That's why we're increasingly seeing existing augmented realit ...more

Coinhive, a JavaScript cryptocurrency miner, was reportedly discovered on the BlackBerry Mobile website. It was placed there by hackers who exploited a vulnerability in the site's e-commerce software that allowed them to anonymously mine cryptocurrency every time the website w ...more

Having your home and work addresses set in Apple Maps makes them incredibly easy to navigate to no matter where you're located. If you move to a new house, stay in a hotel or resort while vacationing, report to a different office, or have multiple job sites to visit regularly, ...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

The public leaks of NSA tools and information have led to the release of previously secret zero-day exploits such as EternalBlue, which was used in the notorious WannaCry ransomware attack. Despite multiple patches being released, many users have failed to update their systems ...more

Kali Linux is the obvious first choice of an operating system for most new hackers, coming bundled with a curated collection of tools organized into easy-to-navigate menus and a live boot option that is very newbie-friendly. But Kali isn't the only distribution targeted at pen ...more

Every time you make a call or send a text, you're giving the recipient your phone number. This can be quite the security vulnerability, opening yourself up to scammers, spammers, and the feds. In this how-to, we'll look at what a burner phone is, why you might want one, and ho ...more

There are a lot of exciting improvements in store for Siri in iOS 11. Apple showed off some of the highlights at WWDC, but there are five changes in particular that you don't want to miss. From a new voice to a cool on-device learning feature, this Siri update could have a pr ...more

I haven't bought into Apple Pay just yet, but I do love the idea of having quick access to passes like loyalty programs, boarding passes, and my Starbucks card. However, for some users, it's impossible to open these passes stored in Apple Wallet on the iPhone's lock screen. Wh ...more

The evolution of our infection-fighting systems may have something to teach modern scientists. That's what a group from the University of Granada in Spain found when they studied a protein that's been around for over four billion years. Their work, by senior author José Sánche ...more

One of the biggest features to come out with Android O was the addition of a new System UI Tuner submenu that lets you customize the navigation bar at the bottom of your phone's screen. But as it turns out, this same feature can be enabled on devices running Android Nougat, ev ...more

If you're a parent of a toddler (or have a friend that acts like a toddler), you occasionally need to take a break just to preserve your mental health. The perfect way to buy yourself some "me time" in this scenario would be to pull up an episode of Dora the Explorer on Netfli ...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

When Google issues an Android update, the changes are usually all over the place—fixing issues, adding functionality, playing catch-up with the latest thing Apple added to iOS. It's how the smartphone wars have evolved, where the two competing operating systems continually mat ...more

Welcome back, my novice hackers! You have probably heard of the Panama Papers hack by now. This was a hack of the servers at Mossack Fonseca, a major law firm in Panama. This law firm specializes in assisting the rich and powerful to hide their wealth from taxes and scrutiny ...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

This is my first How-To on Null-Byte, so I hope it's not too complicated written, because I am not a native english speaker. I don't use pictures, but this Tutorial is a good supplement for my updated Tutorial here. This Tutorial shows you how to set up the old (First leaked ...more

You want to become anonymous, and dont want your IP to be logged on websites? Well read along here. Continuing This Series: I am continuing this series for those of you whom didnt know I had one of these going. Follow up on this series by searching in the search by Your Re ...more

Welcome back, my hacker novitiates! There are many ways to hack databases, and most of these techniques require SQL injection (SQLi), which is a way of sending SQL commands back to the database from a web form or other input. In this tutorial, we will use SQL injection to get ...more

Not too long ago, Sony was looking to create a method for theming the interface of their Xperia smartphones and came up with a framework called Runtime Resource Overlay (RRO). They then contributed this framework to Android's main code base, and Google has since taken over the ...more

Well hello dear readers of Null byte, let me start off stating english is not my first language and they will be some grammar mistakes. This also is my first tutorial so don't hesitate to give me feedback :) You may have made a malicious apk (android package) before on kali, ...more

SET is great when you have a short space of time at hand, however sometimes you want to know whats actually going on under the hood or have found a site you can't clone with SET. Step 1: Select Your Target! The First Thing You're Going to Want to Do Is Select the Site Login ...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

OR rather How to make the Backdoor Persistent: Hello, my Cold and Merciless Hackers, Welcome to my 5th Post, In this tutorial I am going to show you how to make the backdoor we created in my guide here a persistent one. I finally found out a way to do this, as I was/am very ...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

Third-party keyboards have been available for iPhone ever since iOS 8, but which ones are worth checking out? There have been many options over the years, and if you want keyboard features like swipe-typing and themes, you're going to have to put Apple's stock QuickType keyboa ...more

Welcome back, my aspiring hackers! Many of you have installed Kali Linux as a virtual machine (VM) using VMware or VirtualBox, while others have installed Kali (or BackTrack) in a dual-boot system. The drawback to installing these hacking systems as a VM is that it then requi ...more

When it's most important for me to browse the web incognito, I always seem to forget to enable private browsing. If that sounds like you, it's time you stop making that mistake for good. Manually deleting the cache and browser history is a thing of the past, and as it turns ou ...more

Welcome back, my hacker novitiates! In previous guides, we have used one of the most powerful hacking platforms on the planet, Metasploit, to perform numerous hacks. They ranged from exploiting Windows XP and Windows 7/8 vulnerabilities, to installing a keylogger and turning ...more

Recently, Sprint announced a partnership with Harman Kardon to deliver exclusive sound FX technology to their variant of the HTC One M8. The joint effort between the two companies is both to entice customers to switch to Sprint as well as improve the overall audio quality comi ...more

The new Google Now Launcher has hotword detection and one-swipe access to Google Now, but personally, it's not enough to convert me away from other launchers like Apex or Nova. Just because it's Google's official launcher for stock Android doesn't make it better than all the r ...more

Android developer Roman Nurik, famous for his open-source DashClock widget, recently released his latest creation, Muzei Live Wallpaper. Now, live wallpapers (LWPs) may not seem like a huge deal as far as mods go, but they're a great way to add flair to your device—and Muzei a ...more

Welcome back, my fledgling hackers! The database is the hacker's "pot-of-gold," as it contains information that is very valuable to both the business and the hacker. In this, the second of my series on hacking databases, we're on the "hunt" for Microsoft's SQL Server. Althoug ...more

It's no secret that you can quickly toggle the flashlight and open Camera from your iPhone's Lock Screen using the bottom left and right buttons. But what you may not know is that you can customize those buttons to perform different actions on your iPhone. With the iOS 18 sof ...more

Apple automatically converts most URLs in the Messages app into rich link previews, but they aren't always pretty, and sometimes you just want to see the full URL instead. While there is no setting on iOS, iPadOS, or macOS that disables rich link previews in the Messages app, ...more

Apple's Shortcuts app lets you make and use custom icons for any app on your iPhone, but it won't actually replace any icons. If your goal is to change the official icon for the app itself without any redirects, there's a growing list of third-party apps that'll let you do jus ...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