Open a Locker with a Card

Apple's AirPods are convenient because you can easily switch which Apple device is connected to your AirPods with just a few taps. But unless you're using Shortcuts to make the connection, you aren't using the fastest method possible. For the uninitiated, Shortcuts is a power ...more

Equifax reported on Sept. 7 that it discovered a breach on July 29 which affects roughly half of Americans, many of whom don't realize they have dealings with the company. Hackers got away with social security numbers, addresses, and driver's license numbers, foreshadowing a " ...more

The Wallet app on your iPhone can be used to store and access event tickets, loyalty cards, boarding passes, gym memberships, airline miles, gift cards, coupons, and more — all in one centralized place. Before doing so, though, you must add your passes to Wallet, and there is ...more

In 2019, the Raspberry Pi 4 was released with specs including either 1 GB, 2 GB, or 4 GB of memory, a Broadcom BCM2711B0 quad-core A72 SoC, a USB Type-C power supply, and dual Micro-HDMI outputs. Performance and hardware changes aside, the Pi 4 Model B runs Kali Linux just as ...more

Signal Private Messenger is famous for its end-to-end encryption, but you can't even use the messaging app without having a real phone number attached to it. Luckily, there is a way around this limitation, so you can use Signal even if you don't have a valid SIM card in your s ...more

Welcome back, my hacker apprentices! My recent posts here in Null Byte have been very technical in nature, so I thought that I'd have a little fun with this one. Have you ever had an annoying neighbor whose dog barks all night, who has loud parties that keep you awake, or who ...more

There's one thing that I've always liked about iPhones, and that's their centered digital clock in the status bar at the top of the screen. On Android, it's always on the right side by default, and there's no easy setting that lets you just change it to the center position. Bu ...more

Copying files from a computer to your Android device has always been pretty straightforward—just connect the two devices with a USB cable, open your desktop file explorer, then move the files over. But what if you didn't need any wires at all? A new app from developer AppCube ...more

WhatsApp is a very popular messaging app on the Play Store, but unfortunately, tablet users have been left out of all the fun because WhatsApp only works on smartphones—until now. Tech wiz James Nakata wrote up a short guide over in our forum for porting WhatsApp onto a Nexus ...more

There are some important new features in the Photos app on iOS 17 and iPadOS 17 that will streamline editing, give your pets more recognition, help you learn about the world you've captured, and even add a bit of fun to your day. There are even a few hidden tricks that may sur ...more

One of the issues with rooting your device is the inability to update your phone via OTA. Any security patches or software updates pushed out by the OEM are lost because your bootloader is unlocked. However, you still can update your device, it just a take a bit more effort. ...more

Aside from being able to change the wallpaper and add shortcuts, the Galaxy S4's lock screen doesn't offer much in the department of personalization. The lock screen is efficient and practical, but it's also a little bland. To add some functionality and visual effects to the ...more

If you have the Xposed Framework installed, there's a module that lets you enable background playback in Android's YouTube app without buying a YouTube Red subscription. But Xposed is not available on many devices—particularly those running Android Nougat—so this isn't an opti ...more

A mustachioed Italian plumber collects coins and battles bullets, plants, fish, mushrooms, and turtles in strange environments to save a princess held captive by a crazy, spiked-shell, bipedal tortoise. It's insane to think that Mario saved the video game industry—but he did. ...more

Safari isn't the only web browser on your iPhone or iPad that will let you add icons to your Home Screen for progressive web apps and website bookmarks. Apple gave developers the key to its "Add to Home Screen" feature, and your favorite iOS or iPadOS web browser may already s ...more

I think it was about Day 3 of working on our massive, all-encompassing Pixel 4a root guide for beginners when I realized something: Not everyone needs their hands held through each tiny step. If you just need a quick refresher, some links, and maybe a fastboot command to copy, ...more

Coinbase has become the most popular mobile wallet app due in large part to its user-friendliness. The app takes the hassle out of buying and selling Bitcoin (BTC), Bitcoin Cash (BCH), Ethereum (ETH), and Litecoin (LTC), letting Android and iPhone users alike trade their favor ...more

There's a way to get instant access to your most-used websites and webpages on your iPhone, and these shortcuts live directly on your Home Screen. Whatever you need fast, frequent, or more convenient access to, whether it's a vital web document or a web app without a native iO ...more

Apple made significant improvements to its Shortcuts app in the latest iOS update, so you can do even more with your custom-made macros for iPhone. The big story is "App Shortcuts," which takes all the work out of building shortcuts, giving you immediate access to premade one ...more

Your iPhone's built-in Voice Memos app is a great way to record the audio around you, whether it be conversations, lectures, meetings, interviews, discussions, chitchat, gossip, or other kinds of talks. But if your goal is to record audio on the down-low without being noticed, ...more

Virtual private networks, or VPNs, are popular for helping you stay anonymous online by changing your IP address, encrypting traffic, and hiding your location. However, common IoT devices, media players, and smart TVs are hard to connect to a VPN, but we have a solution: Turn ...more

Aircraft equipped with ADS-B are constantly shouting their location into the radio void, along with other useful unauthenticated and unencrypted data. In this guide, we will make an ADS-B receiver using a Raspberry Pi with a software-defined radio (SDR) dongle, which we can us ...more

You can't predict the future, but you can prepare for it. On the off chance that you get hurt in a car accident, take a nasty tumble, fall down a cliff, have a seizure, or get struck by lightning, it's always good to carry up-to-date information about your health in case you c ...more

Update (Fall 2020): Samsung's version of Android 11 is already in its testing phases! One UI 3.0 is expected to hit recent flagship Galaxy devices towards the end of this year, so check out the new list of features: New Version: All the New Features & Changes in Samsung's One ...more

If your iPhone's home screen is littered with apps in no discernible order, and you rely on muscle memory to locate one when you need it, it gets harder with each new app icon added. Folders can help organize the mess, but you can also create your very own app picker or group ...more

One of Apple's best products is iMessage, which allows for quick, creative, and free messaging between iOS and Mac devices. However, users are reporting that conversation threads in the Messages app are occasionally out of order, which is equal parts confusing and annoying. Lu ...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

Is the emoji you're using really the one you think it is? While you can use any emoji that looks like it fits what you have to say, it may have been created for a different purpose. On an iPhone, it's easy to find that purpose by retrieving the actual name of the emoji in Appl ...more

When you're going somewhere for the first time, it's nice to know what the destination will look like. Street View in Google Maps is the perfect tool for that, though it's always been a little awkward to access. But now, Google added a new overlay that will put Street View con ...more

With the iPhone X, Apple introduced a brand new way for iOS users to interact with their iPhones. Gestures took the spotlight, as they very apparently replaced functions you would normally execute on the Home button. But swipes aren't everything for the new iPhone XS, XS Max, ...more

Since the iPhone X has no Home button, the Side button has some heavy lifting to do. So not only is the Side button responsible for all of its usual duties, like sleeping and waking the device, it has to do everything the Home button did too. That's a lot of work for one butto ...more

In five short years, three generations of ultra-low-cost Raspberry Pi devices have challenged the boundaries of what a person can do with a $35 computer — especially with Kali Linux. With each Pi more powerful and cheaper than the last, the addition of the Pi Zero in 2015 too ...more

You can send and receive money from your iPhone using Venmo, Square Cash, Facebook Messenger, and even Snapchat. There's also Zelle, which offers quick-pay solutions in major banking apps such as Bank of America, Chase, and Wells Fargo. However, Apple has a built-in system to ...more

All of the new iPhones from 2018 were released with dual-SIM support, but none of them were capable of actually using the eSIM in iOS 12, only the physical nano-SIM. But on iOS 12.1 and later, you can finally take advantage of eSIM so you can have, say, a business and personal ...more

Your Nexus 7 may be a tablet, but it can also be used as a phone, thanks to the continued upswing of VoIP applications, which send voice and media messages over the Internet—not over a cellular network. There are many VoIP apps on Google Play that let you make free phone call ...more

Custom ring and text tones are great for knowing who's attempting to contact you without having to actually look at your iPhone. However, this feature is useless when your device is in silent/vibrate-only mode. With a simple change in settings, you can unlock custom vibration ...more

In iOS 13, Apple added the ability to use Memoji and Animoji for your contact photo and then share your name and photo with others through iMessage. It works excellent for contacts that use iMessage, but those that don't are stuck with old pictures or gray monograms. With a fe ...more

Welcome back, my greenhorn hackers! Recently, I asked the Null Byte community what subject they would most like me to cover in future tutorials. Many of you cited scripting, and I decided it's best to cover this subject soon, so here goes. Any self-respecting hacker must be ...more

Most of the images in your iPhone's Photos app contain exchangeable image file format data known as Exif or EXIF data, which has several helpful uses. You can use countless apps capable of reading Exif data, many of which are paid or limited. But you already have an app on you ...more

It's March once again, and while that might signify the beginning of spring for some, basketball fans have this month marked on their calendars for one good reason: NCAA March Madness. Though the tournament is already underway, the Sweet Sixteen leg begins Thursday, March 23, ...more

Thanks to Magisk, you don't have to lose root when updating to Android 11. The popular systemless rooting tool already achieved superuser access on Google's latest OS, even before the official release. It's currently in its experimental stages so the process is trickier than u ...more

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more

The Pi-hole project is a popular DNS-level ad blocker, but it can be much more than that. Its DNS-level filtering can also be used as a firewall of sorts to prevent malicious websites from resolving, as well as to keep privacy-killing trackers such as Google Analytics from eve ...more

MacOS isn't known as an ideal operating system for hacking without customization, but it includes native tools that allow easy control of the Wi-Fi radio for packet sniffing. Changing channels, scanning for access points, and even capturing packets all can be done from the com ...more

Bluetooth Low Energy (BLE) is the de facto wireless protocol choice by many wearables developers, and much of the emerging internet of things (IoT) market. Thanks to it's near ubiquity in modern smartphones, tablets, and computers, BLE represents a large and frequently insecur ...more

This is an easy step by step tutorial how to lock your jewels in a hotel room or in a public safe. Be aware that in a public safe it is more secure to use the second method of locking by a magnetic card, not by a PIN code that can be easily seen by someone nearby. Video: . Ste ...more

The new iOS 14 for iPhone arrived Wednesday, Sept. 15, 2020, alongside iPadOS 14, and there are a lot of features to uncover. Improved widgets. Better home screen customization. Exciting Messages improvements. New abilities in Camera and Photos. There's so much here that it'll ...more

Blizzard Entertainment, the wildly successful video game developer that brought us World of Warcraft and StarCraft, has finally released their popular trading card game Hearthstone: Heroes of Warcraft to the Android platform. If you've never heard of it, Hearthstone is an off ...more

With the release of iOS 11, Apple promised to give us person-to-person transactions by way of iMessages. In the iOS 11.2 update, the new Apple Pay Cash system is now ready for you to send money to family and friends right from your iPhone — and there are multiple ways to get i ...more

It used to be easy to hack tethering—root your device and install a third-party or modded tethering app. But snuck in amongst the changes in Android 4.3, a new data-monitoring service of sorts made its debut. There used to be a time when your data connection was yours. You pai ...more

I still have a nexus one. This little phone 196 Mb of storage space (and most of that is taken by the system). But I have somehow managed to live off it for 2 years. This is for anyone with a small amount of memory. We will be using Link2SD. MUST HAVE CWR AND A ROOTED PHONE. ...more

The iTunes App Store makes it easy to buy an app or game on someone else's behalf, and it's a great way to send an iPhone user a thoughtful gift. The Google Play Store doesn't have such functionality, but there are still a few workarounds to accomplish the same goal: gifting a ...more

Third-party ROMs like CyanogenMod are the ultimate form of customization for softModders. Hard-working developers offer us alternate Android experiences to replace our often bloatware-riddled stock ROMs. Installing custom ROMs is performed with a special type of software call ...more

Microsoft's first venture into the tablet market, the Surface RT, combines many of the capabilities of a normal Windows 8 laptop into a super compact tablet, whose super-thin touch cover and kickstand can transform it into a functional mini-laptop, small and light enough to go ...more

With the rise of OLED displays, Android users have been begging Google for a true system-wide dark mode for years. While a system-wide solution is still somewhat unlikely, Google has given in by providing a dark mode for certain apps, including Contacts. With most phones rock ...more

In the new Android P, the multitasking view is reminiscent of webOS days. As a result, enabling split screen mode no longer works as it once did. However, it's still easy to use, whether or not you're using the new "Swipe up on Home button" gesture or have stuck with the old-s ...more

Sense appears on over forty Android devices, but HTC's notorious GUI was actually designed with a completely different mobile OS in mind—Windows. HTC first built Sense to fill in missing functionality of Windows Mobile, the predecessor to Windows Phone 7. When it was ported o ...more

There are a number of options and hidden menus within Android that provide users more control over their device. With this control, you can better manage how your phone operates. We came up with a list of tips and shortcuts that, when used, will slowly put you on a path to bec ...more

Apple's first big iOS 17 point update for iPhone just came out, and it includes some of the features initially planned for the iOS 17.0 release last September. But there's much more to iOS 17.1 than that — exciting new features and changes are hiding within Books, Music, Stand ...more

With more and more phones using OLED displays, the need for dark mode is at the highest it's ever been. Since dark backgrounds reduce battery consumption on these displays, the Android community has been begging Google to include a system-wide dark mode. Instead, Google gave u ...more