Hack Oyster Card

Fewer and fewer Android phones are being released with SD card slots, so it's always a struggle to make sure you have enough free storage space for your photos, videos, and music. Things like app data and cache slowly build up as you use your device, which means your available ...more

If you're experiencing issues with an app or custom ROM and would like to report your problem to the developer, there's no better way to do it than by capturing a logcat. Android keeps track of all the commands that have been executed by various apps and services, which means ...more

First of all, I would like to apologize for a week long absents for the tutorials of this newly series, Raspberry Pi. But obviously I'm back and I present all you guys a article on turning your Raspberry Pi into a hacking platform. I'm gonna use the platform Kali Linux for the ...more

Welcome back, my novice hackers! More and more, the world is turning to and adopting the smartphone platform as the digital device of choice. People are not only using smartphones for voice communication, but also web services, email, SMS, chatting, social networking, photogr ...more

This is second post in my series of posts for finding hacked accounts online. Please do read the part 1 of the post at http://null-byte.wonderhowto.com/how-to/find-hacked-accounts-online-part-1-0164611/ In this post we will explore more about finding hacked accounts online, w ...more

Welcome back, my rookie hackers! As most of you know, Mr. Robot is probably the best hacker TV show ever! This is a great show about a cyber security engineer who is being enticed to hack the very corporation he's being paid to protect. This show is so good, I began a series ...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

Hi, dear co-apprentices and wise masters. I've been recently trying to learn the basics to hacking here, and I've read all guides on Wi-Fi hacking and noticed no word is dedicated to this awesome script that comes bundled with Kali! Okay, it may be a potential skiddie toy, bu ...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

Injustice: Gods Among Us is one of the most popular games to come out over the last couple of years. It was a hit on video game consoles, and it's got a solid 4.5 rating on both Google Play and the iOS App Store, with almost 2 million people rating the game combined. The game ...more

Somehow, we end up with a pile of leftover candy canes at the end of every December. Yet just because the enthusiastic holiday commercials are gone and the Christmas cards are on discount doesn't mean you have to let the minty sweets go to waste. Here are our favorite quick, ...more

If you've ever noticed that the stock launcher on an Android device seems to just feel faster than any third-party home screen replacement app, this is not a placebo effect. Most manufacturers, Samsung included, force their stock launchers to reside permanently in your phone's ...more

Airports are terrible germ-infested purgatories where people sit around for hours without Wi-Fi while they anxiously await to get wherever they really want to go. Unfortunately, there isn't much we can do about waiting, but this little Wi-Fi hack could help make the waiting a ...more

Welcome back, my greenhorn hackers! After the disaster that was Windows Vista and the limited and reluctant adoption of Windows 8 and 8.1, Windows 7 has become the de facto standard operating system on the desktop/client. Although the most valuable information to the hacker ...more

Welcome back, my rookie hackers! A short while back, I began a new series on database hacking, and now it's time to continue and extend your education in that field. As you know, the database contains all of the most valuable info for the hacker, including personally identifi ...more

Welcome back, my budding hackers! In my continuing series on Linux basics for aspiring hackers, I now want to address Loadable kernel modules (LKMs), which are key to the Linux administrator because they provide us the capability to add functionality to the kernel without hav ...more

Welcome back, my rookie hackers! When Wi-Fi was first developed and popularized in the late '90s, security was not a major concern. Unlike wired connections, anyone could simply connect to a Wi-Fi access point (AP) and steal bandwidth, or worse—sniff the traffic. The first a ...more

Welcome back, my neophyte hackers! As part of my series on Wi-Fi hacking, I want to next look at denial-of-service (DoS) attacks, and DoSing a wireless access point (AP). There are a variety of ways to do this, but in this tutorial we'll be sending repeated deauthentication f ...more

One of the best things about the Samsung Galaxy S3 is the ability to modify the device in countless ways, as with any other Android device. A recent guide on adding softkeys to the GS3 from mod Faisal inspired me to share some information on how to edit build.prop, which is y ...more

Your iPhone is fairly secure by default, but Apple's Lockdown Mode takes it to Fort Knox levels of protection. If you're a high-value target for spyware, phishing attempts, and other sophisticated cyberattacks, it's an essential feature. But for almost everyone else, it's an e ...more

While the iPhone came before the first Android smartphone, every new iOS version seems to include a wealth of features already existing on Android, and iOS 17 is no exception. Apple's currently beta testing iOS 17 with developers, with a public beta coming in July and a stabl ...more

If you've wanted to get into Wi-Fi hacking, you might have noticed that it can be pretty challenging to find a safe and legal target to hack. But you can easily create your own test network using a single ESP8266-based microcontroller like the D1 Mini. Our goal is to crack a ...more

The internet is saturated with low-quality pictures, making it difficult to find a high-resolution image for specific albums, TV shows, movies, podcasts, music videos, apps, and books. Apple uses high-quality images, but it seems impossible to download cover art, posters, thum ...more

Android 11 is available as a simple beta install for Pixel devices right now. Just visit Google's beta signup page, make sure you're signed in with the same account used on your Pixel, then opt into the program. You'll get an OTA update that will put you on Android 11 in no ti ...more

Software issues occur more frequently on jailbroken iPhones, though, they're usually minor bugs that can be fixed easily with a respring. But if your device freezes up, restarting is the only way to get back to normal, which also means having to re-enable your jailbreak. There ...more

The "Albums" tab in Photos is great for sorting through the images and videos on your iPhone since you can narrow things down by your recent pics and recordings, apps used, media types, people, places, and so on. If you never look at all of those folders, however, it could fee ...more

As phones' screens get closer to seven inches, now is the perfect time to take advantage of Android's split-screen mode. This feature has available since Android 7.0 Nougat and allows you to divide the screen into two halves, with a different app on each side. Although Pictur ...more

On stock Android 9 and 10, it is easier than ever to take a screenshot and quickly edit the captured image. However, the downside to that convenience has manifested itself in a heads-up notification that can also get in the way. Google added a screenshot markup feature in And ...more

With all this time spent stuck at home because of the COVID-19 pandemic, HQ Trivia would be a prime way to beat the boredom. Unfortunately, HQ went belly up in February, just before everyone had stay-at-home orders. While HQ has teased a potential comeback, there are other tri ...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

It's a sad fact, but the Galaxy Note 10+ is the only phone in Samsung's 2019 Note 10 lineup to include microSD support. It comes with either 256 GB or 512 GB of storage, but you can more than double that if you slap a memory card in it. So if you're in the market, here are som ...more

While iOS has many strengths, in-app settings are not among them. Sure, third-party apps often come with a settings gear, but stock apps? No way. To change settings in Music, Photos, Camera, and other Apple apps, you'll need to leave the app. But there's a hidden trick to quic ...more

While the eyes and ears of the iPhone world are singularly fixated on iOS 13 and its suite of over 200 new features, Apple was actively piloting iOS 12.4 in tandem with the big iPhone update, in preparation for the release Apple Card. Today, Apple has finally seeded iOS 12.4 s ...more

Sometimes, you encounter words in a non-native tongue while using your Android device. The Google Translate app has an awesome feature where it will translate any text you highlight. An overlay will appear, and on this overlay, there will be the translation of the foreign word ...more

While Black Friday shoppers found countless deals on all kinds of smartphones, one device was overtly left out of the price cuts — the iPhone X. Walmart was the only store to offer a promotion on the newest Apple device, and even then, it was difficult to find. Cyber Week appe ...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

Apple's iOS 11 is finally here, and while they showed off several of the new features it brings to your iPhone, iPad, and iPod touch back at WWDC 2017, they've only just touched the surface of what iOS 11 has to offer. There are a lot of cool new (and sometimes secret) feature ...more

If you are an NYC commuter like me, then I'm sure you know how bad the city's transportation has gotten. Subways are getting derailed or delayed, the traffic is crazy, and don't even get me started about the trains. Even with so many modes of transportation, we still seem to ...more

Paying for street parking in New York City just got so much easier. Instead of searching for loose change or hoping you didn't forget your wallet, you can use a device you always have with you: your phone. This change comes courtesy of Park NYC, a new initiative from the Depa ...more

When the iPhone first came out, using them seemed like an impossibility to the visually impaired. Luckily, the iPhone now provides a multitude of resources to make sure that the visually impaired have accessibility to the phone. In fact, many blind people use their iPhone to ...more

After 6 years of development, the big banks seem to be ready to combat Venmo on the money sending frontier, but now it might be too late. The system being implemented is called Zelle. Created by Early Warning, it is said to include an upgrade to banking apps that will allow u ...more

If you have a custom recovery installed on your Nexus 5, you're able to flash custom ROMs and lots of other cool Gadget Hacks. But when it comes time to receive and Over-the-Air (OTA) update directly from Google, having a custom recovery installed can be a fairly big hindrance ...more

Apple's new iOS 8 has a ton of new features, and so does their revamped Safari app, only some of the features aren't quite as obvious as others. In this guide, I'll show you my 5 favorite Safari secrets in iOS 8 for your iPad, iPhone, or iPod touch. Video: . You Can Access Rec ...more

Amazon.com has been around for a long time now, but there are still a few things most people don't know about when it comes to buying products from them. Here's a quick roundup of tips to help you get the most out of Amazon and save some money in the process. The holidays are ...more

FaceTime audio calling is a great alternative to regular phone calls on your iPhone because it usually has better audio quality and fewer dropped calls than regular calls over cellular or Wi-Fi calling. Plus, it's easier to start group chats, and you have the choice to turn on ...more

There's an easy way to take your PC to the next level — without any need for a hardware upgrade. The secret is in software that unlocks uses and productivity hacks you never knew you needed. Even better, right now, The Power User PC Software Bundle is on sale for just $59.99. ...more

As you test out the new Quick Settings media controls in Android 11 and form an opinion, you'll notice one of the changes they made to the player besides the new location. For example, when you swipe away the mini version of these controls, the music keeps playing and the play ...more

With Shortcuts, Apple has designed a way to create your own tools and automations right on your iPhone. And to top it off, your creations can be accessed in a variety of ways, including Siri phrases, widgets, and the Shortcuts app itself. Perhaps even more useful is adding the ...more

In the event of an emergency where you can't answer for yourself, trained professionals can view your Medical ID on your iPhone to learn about your medical situation, granted that you have created one. But that's not all your Medical ID can do. With a new feature, iOS can shar ...more

While we haven't covered Amazon Web Services, or AWS, on Null Byte before, Amazon's cloud computing platform is ripe for attack by hackers, pentesters, and cybersecurity researchers. It's also an excellent cloud hosting service to build or use vulnerable-by-design AWS setups a ...more

The World Health Organization has declared the new coronavirus a pandemic, and the Centers for Disease Control and Prevention recommends video visits with a healthcare professional to reduce the risk of being exposed to the coronavirus that causes COVID-19. If you are experien ...more

A virtual private network is a necessary part of your arsenal if you're insistent on surfing the web privately and securely on your iPhone. The App Store is littered with hundreds of different VPN services that encrypt traffic and mask your IP address, but what they all have i ...more

Whether you're trying to become an influencer or just want to share better photos and videos, the best camera to start with is your smartphone. It is likely the only camera you always have on you and it's probably capable of excellent pictures and video capture. But with a lit ...more

PayPal is one of the most popular payment systems across the globe. It makes payments fast, easy, and secure, and with 250+ million users, it's not going anywhere. If you're new to the online service, one of the first things you should learn is how to add your bank account, cr ...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

Estimates say that there are roughly 441 million Apple Pay users in the world, but with almost a billion active iPhones in the world, some of you have yet to jump on board the digital payment method. But once you're ready — or if you just need a refresher — adding your debit a ...more

It's that time again. Snow days, Thanksgiving dinner, holiday presents ... and great Black Friday deals. Starting the Friday after Thanksgiving (or sometimes a few days before), millions of items will go on sale, including your next Android phone. Jump Ahead: Google Phones | ...more

Document scanning is possible via the Google Drive app, but my brain doesn't think of opening a cloud storage app to scan a document. I usually just open the camera app and take a picture instead — and apparently, I'm not the only one. Google has added a feature to the Pixel' ...more

With MP3 players all but dead, phones are now the dominant portable music devices. While smartphones have gotten better at this task over the years, they do have some glaring limitations when it comes to music. On the bright side, we can use these limitations to help find the ...more

Finally, Spotify now works with Siri! It's been a long time coming, but as of Spotify Music version 8.5.6 for iOS 13, you can make Siri or Hey Siri on your iPhone play and control music in your Spotify account. But what commands can you use? We've built a list of everything yo ...more