Screen Lock Security

Apple's anxiously awaited iPhone 8 with a 5.8-inch OLED display is all set to launch this September, alongside the iPhone 7s variants. However, according to MacRumors, which cites information from a number of Barclays analysts, stock will be very limited, and most won't ship u ...more

No matter which smartphone you buy, it will come with an internet browser preinstalled. Depending on your OEM, the default browser might be called Samsung Internet, HTC Internet, Silk Browser by Amazon, ASUS Browser, or Google Chrome—there's just so many stock browsers availab ...more

Now that Google has announced its new Pixel smartphones, folks who rushed to buy an iPhone 7 might be experiencing a bit of buyer's remorse. The new Pixel and Pixel XL are packed to the brim with cutting-edge features and top-notch hardware, and Google seems to be taking direc ...more

The international, Exynos-powered Galaxy S7 and S7 edge have had a working root method ever since a few days after release. But the North American variants—those using Qualcomm's Snapdragon 820 processor—have locked bootloaders, and have proven to be almost unrootable up until ...more

I'm an Android user. Over the course of the past seven years, I've owned ten different smartphones—all of them powered by Android. This isn't due to some blind trust in Google or some unfounded hate for Apple, either, because I've always made sure to get my hands on each iPhon ...more

If you want to keep your online world secure, your best bet is to have a different password for every site and service that you use, and to make sure each of the passwords are comprised of random characters instead of familiar words or numbers. But this obviously creates a pro ...more

Hello readers, in this tutorial, we will be discussing how to perform file operations such as reading and writing. Types of File Access There are two methods of accessing files: file descriptors and file streams. We will be learning about file streams because it is a higher ...more

Considering that nearly half a million brand new apps were published to the Google Play Store in 2015, you can definitely call it a banner year for Android development. In fact, it's getting to the point where we're a bit spoiled as end users, since we've grown to expect somet ...more

Today's smartphones and tablets offer a great way for children to learn through interactive sight, sound, and touch, but they can also provide hours of genuine fun. If you have a spare tablet laying around—or at least a nice, durable case—the only thing you need to get your ch ...more

If your smartphone is ever lost or stolen, it's a terrible experience. If you file a police report, chances are the responding officer will need your device's IMEI or MEID number if you want to stand a chance of getting it back. Same goes for making an insurance claim on a los ...more

This year, Google released two Nexus phones to glowing reviews, and as we've grown to expect, the Android community wasted no time in coming up with a root method for both. In fact, legendary root developer Chainfire even devised an entirely new "systemless" method for rooting ...more

It's a breeze to send videos and music from your phone straight to your TV with an Apple TV or Chromecast, but these devices don't support all file types. While MP4 videos and MP3 music files are the norm these days, I still have a ton of AVI and FLV files that I'd like to wat ...more

Unruly customers. Crazy exes. Horrible bosses. When you need proof of insanity or just want it for your records, recording a phone call is a must. Problem is, it's not the easiest thing to do on an iPhone — but it's completely possible. Even though there are plenty of legit r ...more

Keeping your online data and identity private is an uphill battle, but with the anonymity network Tor, you have a pretty decent line of defense from prying eyes. But while Tor is great for desktop users, since they can simply install a Tor browser or plugin, it's a bit more c ...more

Like most people who spend a good deal of time in front of their computer—whether for work, school, or play—I jump back and forth from window to window, working and playing with different things at the same time to get my work done faster or procrastinate harder. One thing I ...more

Having websites coded for mobile browsing is great for small screens, but if you have a Plus model iPhone or even the iPhone X, desktop versions of websites might show you more of what you want. Plus, there's the case of poorly designed mobile websites, where the desktop view ...more

Welcome back, my novice hackers! As most of you know by now, a notorious commercial, legal hacking group named "Hacking Team" was recently hacked. As part of the hack, thousands of emails and other material on their servers was divulged. Among the material released were three ...more

If you read my last tutorial on using SEToolkit, you probably know that SEToolkit is an effective way to make malicious actions look legitimate. But, that was only the beginning... the truth is, Metasploit and SEToolkit belong together, and help each other very well. Please d ...more

Hello, Hackers/Viewers! My name is nullf0x, and I have 4 years of experience as a hacker. You might see everyday that one of your friends or acquaintances get a new virus in their computer. You might think, How cool would it be if I made a virus? or How cool would I be if i c ...more

It's been a while when the major web browsers first introduced HTTP Strict Transport Security, which made it more difficult to carry Man In The Middle (MITM) attacks (except IE, as always, which will support HSTS since Windows 10, surprised?). SSLStrip and the HSTS Chronicles ...more

If you're a Mac user with an Android phone, some apps on your computer aren't very useful, such as Messages, which is meant to work and sync with iOS devices. But now, thanks to MDRS, LLC, using the Messages app on your Mac with an Android phone is now possible and easily achi ...more

The biggest complaint I hear about Android Lollipop is the fact that the new Priority Mode notification system has effectively killed off "Silent Mode." Sure, you can still put your phone on vibrate, but that's not truly silent. Selecting "None" as your notification mode isn't ...more

Welcome back, my tenderfoot hackers! Hacker newbies have an inordinate fixation on password cracking. They believe that cracking the password is the only way to gain access to the target account and its privileges. If what we really want is access to a system or other resourc ...more

As far as wallets go, mine is as full as they come; think something like George Castanza's overstuffed wallet on Seinfeld. I've got receipts, pictures, and tickets jammed inside, but what takes up the bulk of the space are all of the cards—credit, debit, gift, rewards, custome ...more

Does your Samsung Galaxy Note 3 feel slower than it used to? Background processes, cached files, malicious applications, and buggy updates can all lead to a sluggish smartphone. It's just what happens over time. However, with just a few simple adjustments, you can significant ...more

Keeping your OnePlus One running smoothly can be taxing, especially if you spend most of your day looking for ways to tweak performance settings like me. Sometimes I get lucky and end up with a faster phone, but because I experiment so much, I often end up restoring it back to ...more

Welcome back, my novice hackers! Reconnaissance is one of the most important preparatory steps to hacking. As I have emphasized many times before here on Null Byte, you must know the operating system, the ports, the services, the applications, and sometimes even the language ...more

If you've ever owned an HTC device or anything in the Nexus line, odds are, you have typed the word "fastboot" into your command line at one time or another. That said, odds are, you have only just barely scratched the surface of what this handy little Android tool can do. Let ...more

The bootloaders on the AT&T and Verizon Wireless variants of the Samsung Galaxy Note 3 still cannot be unlocked, despite the $1,400+ bounty that arose late last year. Nine months later and still nothing. But just because we can't "unlock" the bootloader doesn't mean we can't g ...more

It is really quite easy to flash a custom recovery to your Nexus, and there are many excellent tutorials on how to do so (see the How-To below): The Easiest Way to Install a Custom Recovery on Your Nexus 7 Tablet « Nexus 7. Today, I'll show you how to quickly (major understate ...more

Update, November 12, 2014: Android 5.0 Lollipop is officially out now. If you haven't gotten the OTA yet, check out our new guide on installing the official Lollipop builds on any Nexus for download links and instructions, for Mac or Windows. Google I/O 2014, the annual devel ...more

Jailbreaking gives you root access to the iOS file system, allowing you to install third-party apps and tweaks on your iPhone that aren't available in the App Store. It opens up a whole new realm for what your device can do, but it can also cause instability across the system ...more

As I've said before, slowing down is not an option for me. At one point, I realized that there were plenty of files on my Mac that I didn't need any more, but too many to delete individually. In other cases, your Mac can be experiencing some major malfunctions: constant crashi ...more

Welcome back, my greenhorn hackers! In recent weeks, the Heartbleed vulnerability of OpenSSL has been dominating the information security headlines. This vulnerability enables an attacker to extract data from the server's memory that may contain authentication credentials, co ...more

Out amongst the ether of the internet lies a completely different version of the Netflix library you've come to know and love. Because of licensing and rights fees, the streaming media giant maintains separate libraries for each country it services. Ultimately, this means that ...more

No matter how careful or decent you are, there will always be pictures or videos that you want to keep private. They say a picture is worth a thousand words, but if someone were to go through my photo gallery, only one word would be coming out of my mouth—"%@&#!!" If you want ...more

If you've been keeping up with anything Android these days, you've no doubt heard about a little dandy called Xposed Framework kicking around. Xposed, by XDA developer rovo89, is a framework for Android devices that lets you easily modify your stock or custom ROM. Xposed is r ...more

Welcome back, my neophyte hackers! Have you ever had a neighbor that you're certain is up to no good? Maybe you've seen him moving packages in and out at all hours of the night? Maybe you've seen people go into his home and never come out? He seems like a creep and sometimes ...more

I've covered a few multitasking app switchers before, but none of them are as sleek and smooth as the aptly titled Switchr, a new app developed by Mohammad Adib that lets you move from one app to another quickly and smoothly—just like how I switch between my women. Well, not r ...more

Welcome back, my budding hackers! One of the most time-consuming, but necessary, activities in hacking is reconnaissance. Before we can hack a system, we need to know what operating system it's running, what ports are open, what services are running, and hopefully, what appli ...more

One of the things I hate most about Android's alarm clock is that you get the alarm icon in your status bar way ahead of time. Regardless of whether the alarm is in five minutes, five hours, or five days, that icon just sits in your status bar. If you have a recurring alarm t ...more

Apple may have unabashedly lifted their upcoming "Control Center" from Android devices, but visually speaking, it's an awesome take on Quick Settings that would look pretty good on a Samsung Galaxy S3. I've actually already covered an Android app called Control Center that mi ...more

Privacy has been a heated topic in recent months, with everyone now up in arms over unauthorized leaks and exposures. And guess what—tablet and smartphone users are just as vulnerable. Remember, the Google Play Store is unfiltered, so malware can just as easily make its way o ...more

It may not seem like it, but the Status bar at the top of your Samsung Galaxy Note 2 is one of the most important and heavily utilized features. From checking the time, to finding out your battery percentage, to viewing Wi-Fi and cellular connections, the Status bar is critica ...more

Samsung is currently dominating the Android market with their line of Galaxy devices, including the GS3, GS4, Note 2, and Tabs. All of these devices run Samsung's TouchWiz, which is something every softModder should try out eventually. The only thing is that Samsung devices ar ...more

Give me a paintbrush and easel and you'll be sorely disappointed, but give me a Samsung Galaxy S3 and a new app called Let's 8-Bit Art and you might call me the next Picasso. Well, maybe not quite, but whatever. Video: . How to Create 8-Bit Art & Animations Let's 8-Bit Art w ...more

Deleting text messages on your iPhone may seem like a pretty simple task, but it's those really simple tasks that usually end up causing headaches later on. Data can stick around, even if you asked it not to, so there's always a slight chance that embarrassing and incriminatin ...more

Microsoft released a preview version of Windows 8.1 today, notably adding an updated Start screen, the ability to run several Windows 8 apps side by side in a number of configurations, fully integrated search, better HiDPI support for multiple monitors, and for those who miss ...more

We go to such great lengths to secure our smartphones. We put passwords on our lock screens, encrypt our data, and install anti-theft programs, but it's never enough—someone, somewhere, will find a way around any protective measure you use, no matter how sophisticated. Unfort ...more

Craigslist is probably the greatest site ever created, and I'm just talking about it's classified section, both awesome and amazingly creepy. Seriously, spend 20 minutes scrolling through the personals and you'll never want to take your eyes off the screen. But I digress—Craig ...more

The beauty of free apps is that, well, they're free. But as we all know, there is no such thing as a free lunch. Sometimes these "free" applications are only feature-limited mini versions, or they're so littered with ads that opting to pay for it is the only way to actually en ...more

There are a lot of great features for your iPhone with iOS 18, released Sept. 16, but one of the coolest features is also one of the simplest and most satisfying — one that you'll notice every day you use your iPhone. And for now, it's an iPhone exclusive, so you won't get the ...more

You no longer have to worry about repair technicians accessing the personal information on your iPhone when you send it in for repairs. With Apple's new security feature, you'll no longer have to erase your iPhone to ensure your photos, messages, accounts, and other private da ...more

An iPad can serve as a second screen for a Mac via Sidecar, available since iPadOS 13, but Apple isn't the only manufacturer to support such a feature. Samsung has had a similar tool since One UI 3.1 that lets you turn certain Samsung Galaxy tablets into second displays for yo ...more

If you have a screen recording with distracting UI elements, black borders, and other unneeded visuals, Google Photos can help you crop out all the junk from the video, leaving you with only the important stuff. Google Photos' crop tool also has a companion rotate functionali ...more

If you're using a VPN-based ad blocker with full HTTPS functionality on a Samsung phone, you'll get a notification informing you there's a third-party security certificate in use. No big deal, except it shows up every time you restart the phone. Samsung isn't alone in this typ ...more

As if telemarketers weren't bad enough, now we have robocalls and spoofed numbers to deal with. Many of us get a least one spam call per day, if not much more than that. Google's Phone app has always been great at managing these calls, but it's been exclusive to their Pixel ph ...more

Snaps are a great way to share the best moments of your day. So, don't those moments deserve a sick soundtrack? If you wanted to add music to your snaps in the past, you'd need to find a way to play the tunes in the background before recording a snap. That's no longer the case ...more

Out of all the myths about the iPhone's battery, one that's very true is that charging your phone overnight is bad news. Keeping the charge level at 100% puts the battery under strain, which can permanently damage it. Apple took steps to address the issue in iOS 13, where your ...more

Penetration-testing frameworks can be incredibly useful since they often streamline certain processes and save time by having a lot of tools available in one place. Of course, the most popular pentesting framework is undoubtedly Metasploit, but there are many others out there ...more