Clear Memory You Mac

Hi everyone! After messing around a little bit with IDA and Hopper disassemblers and briefly introducing you to memory, registers and Assembly, we are going to understand what happens when a process is running, which variables join the play and especially what happens when a ...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

iPad, iPhone, and iPod touch owners: it's that time again. iOS 8 has been released to the public, and those who have been eager to update since Apple's WWDC announcement won't have to wait any longer. Since iOS 8 promises to pack a bunch of new, really great features, it's tim ...more

How many times do you misplace your phone? Once a day? Twice? As much as you may hate losing your phone, it always seems to happen, and finding it isn't very easy if you left it on silent mode. Before you start frantically flipping over you couch cushions, you might want to h ...more

When you're not using your phone, it doesn't make much sense that it would be wasting power by maintaining an internet connection for the inside of your pocket or purse. Well, perhaps you need a little bit of intermittent data here and there so that apps can update themselves ...more

Text input on a touchscreen device is constantly evolving. From early beginnings of pecking out each individual character to today's predictive text and gesture keyboards, we've already come a long way. But text selection is still lacking. If you've ever tried to quote multip ...more

Let's be real, browser histories are virtually useless. Trying to find something you passed up a week ago is like, pardon the cliché, finding a needle in a haystack. To bring true functionality to your browser history, use the "All Seeing Eye" extension for Chrome. It records ...more

If you have a hard time remembering what you've just read on your iPad or Kindle, try changing the font next time. The typeface you use to read books, newspapers, and online articles is either hurting or helping your memory, and you'll be surprised which ones are killing your ...more

The desktop layout in Mac OS X Yosemite is undeniably beautiful—it's sleek, simple, and easy to admire. Thing is, I do too much on my Mac to install a developer preview as my main OS (even though I can make a bootable install drive and dual-boot it), but I do want the aestheti ...more

Prior to the release of Android 4.0, most devices had a dedicated search button. This functionality allowed you to search Google from your home screen and app-specific content from within any app. Eventually, though, this dedicated search button was ditched in favor of an icon ...more

The Nexus 7 is a huge jump in screen size when coming from a phone, but obviously this tablet is still smaller than some of the major players such as the Nexus 10, Galaxy Tab, etc. One way to squeeze out a little more space is to eliminate the navigation and status bars. Nels ...more

I remember how fast my Nexus 7 was the first time I turned it on. Boy, do I miss it. Now my tablet is pretty buggy and crashes happen frequently, and I'm sure that goes for many of your Nexus 7s as well. Even if you upgrade to the new Nexus 7 next week, it will eventually deve ...more

Who am I? First let me introduce myself. I am Th3skYf0x, an -well lets call it experienced- hacker and i recently found this site and right after that i found this Null Byte "world" soo i thought... Why not teaching instead of doing nothing with my knowledge. Let me get one ...more

One of the best things I love most about any new gaming console are the apps—I can switch from playing Assassin's Creed III to re-watching the fifth season of Breaking Bad on Netflix without ever getting off the couch. Beat that Atari. The only problem I do have is that somet ...more

This guide will explain how to configure a USB Flash Drive / Memory Stick so that you can run a keylogger within just a few seconds of plugging it in any computer. It is important to note that in some countries, including the U.S., covertly intercepting electronic information ...more

Losing pictures is a uniquely frustrating experience. You take pictures to remember something, to capture a moment so you can look at it again later. So when you lose the thing that's supposed to be what's keeping your memories safe, it's unfortunate and infuriating. Photo Bac ...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

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 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

AirPods are starting to show up everywhere, and with more and more people owning them, it can be fun to make yours a little more personalized. One way you can do that is by giving your AirPods a unique name, something a bit more fun than "John's" or "Jane's AirPods." With just ...more

After months of back and forth, ZTE is finally making their return to the United States. The last phone the Chinese company released here was the Axon 7 Pro, a low priced flagship phone that competed well against the OnePlus 3 and 3T at the time. Its successor is the Axon 10 P ...more

Every step in the evolution of computing brings an in-kind leap forward in user input technology. The personal computer had the mouse, touchscreens made smartphones mainstream consumer devices, and AR headsets like the HoloLens and the Magic Leap One have leveraged gesture rec ...more

With the best selling phone on Amazon in 2018, Lenovo had big shoes to fill when making the successor of the Moto G6. Fortunately, Lenovo was up to the task. The Moto G7 continues to provide a high performance-to-price ratio, offering a worthwhile upgrade for G6 users while re ...more

TikTok is great for creating short videos of people lip-syncing to songs or comedy sketches, but it's also very entertaining to just browse and share cool videos with friends. When you stumble across a video you like, you can download it onto your phone to watch over and over ...more

Each year, Apple seems to design its devices to be more difficult for owners to repair themselves. So when an iPhone breaks, a trip to the Genius Bar or an Apple Authorized Service Provider is most likely necessary. But if you have an iPhone X that needs a new battery, a leake ...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

Apple's iOS 11 release promises many improvements and fresh ideas. One of those new ideas is an image codec called HEIF (similar to HEVC for videos), designed to reduce the space photos take up on your iPhone. But it's so new that it's already causing issues with compatibility ...more

One thing that makes Signal Private Messenger better on Android over iOS is that you can better secure the app with a password or passphrase. Best of all, you don't need to install an app locker to get this working — you can do it right from inside Signal. Your messages alway ...more

The Galaxy S8's AMOLED display is prone to screen burn-in, particularly with the navigation and status bars. But hiding these bars would make it hard to navigate your phone — that's where Pie Controls come into play. By enabling full-time Immersive Mode, you can hide the on-s ...more

Even if your cat drives you a little nuts, don't worry, because a new study says that cats pose no risk to your mental health. Media reports in the last couple of years placed emphasis on the danger of your cat to your future mental health, and that of your children. No kiddi ...more

Transmitted by a sandfly one-third the size of a mosquito, parasitic Leishmania protozoa are responsible for a flesh-destroying disease that kills an estimated 20,000 people per year. Two new studies offer understanding of how the parasite provides immunity through persistence ...more

There were some new hurdles to clear, and then there were a few more, but legendary root developer Chainfire has created a fully-functional root method for Google's Pixel and Pixel XL flagships. Like past devices, this method relies on the SuperSU ZIP, but now, there's an addi ...more

Hello ladies and gentlemen, welcome back to the Part 2 of our UDP & Wireshark adventure as I promised. Last time we discussed about what DNS is and how it uses UDP as its transport protocol but we left some unexplained parts behind and I'm about to investigate those with you. ...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

If you're completely new to Android, you're in for a treat with all of the software tweaks and customization options that your smartphone or tablet offers out of the box. But if you really want to take things to the next level, the ability to mod your device expands exponentia ...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

Hi everyone! In the previous part of this series we introduced remote code arbitrary execution via buffer overflows using all of our past experiences. As I said back then, today I'll be explaining the other way you may use to redirect execution flow: using a NOP sled, along ...more

Your iPhone's home screen is a tricky thing. You can sort your collection of apps in any order you'd like, but where you place those apps is a totally different story. App and folder placement follows a strict grid on iOS from left to right, top to bottom. No exceptions, and t ...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

If you have a custom recovery installed on your Android device, the first thing you should have done as soon as you finished installing it was to create a Nandroid backup. But if you didn't, I'm not here to judge—I'm here to show you a much easier way. What Exactly Is a Nandr ...more

Welcome back, my novice hackers! It has become clear from some of your questions that quite a few of you are unfamiliar with the hexadecimal system, or simply, hex. The hexadecimal system is used throughout computing and if you have never studied this Base16 numering system, ...more

Anyone who has rooted their Android device has likely used a tool called Android Debug Bridge, better known as ADB, at some point during the process. For most, that is their only interaction with the ADB, but to be a true Android power user, you need to really know the tools a ...more

It took many months of cries from all around the internet—and a particularly large groan from an ex-Lifehacker editor-in-chief—but Apple has not only acknowledged the existence of its iMessage problem, it's promising a fix. Update: Apple has finally fixed the issue by creatin ...more

After much hype and even more leaks, the HTC One M8 has finally been unveiled at the company's New York release announcement. Video: . While specs for the new device have been known for a while, the announcement did shed light on a few interesting features. But before we get t ...more

Pretty soon, every restaurant and store you walk into will know exactly what you're doing. Retail analytics companies like Euclid, ShopperTrak, RetailNext, and Prism Skylabs have penetrated hundreds of food shops and retail stores across the country, installing sensors that tr ...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

Netflix is more popular now than ever, but it still has a ways to go before satisfying everyone. Whether it's a lack of availability, buggy or unattractive apps, or just not being able to find anything to watch, lots of people have their complaints. But there is a way to make ...more

Welcome back, my fellow hackerians! Today we'll be hacking Facebook profiles on your local network. You may think, "How is this useful, nobody but me is using my network." Well, you can use this on other Wi-Fi networks that are available for free (like at Starbucks) and crack ...more

There are hundreds of keyboard shortcuts out there, but these 7 are the ones you'll definitely want to remember. I use them every day, and you should too. Step 1: Tab Domination If you're a super user like me, you probably have at least 10 tabs open at any given time. Tabs we ...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

The last iOS software update was a modest one, but iOS 17.4 has a lot more for your iPhone, including changes to emoji, Podcasts, security, Safari, widgets, Apple Cash, CarPlay, and more. Many of the exciting changes in iOS 17.4, as well as iPadOS 17.4, apply to users in the ...more

Safari's massive upgrade in Apple's latest iPhone software update includes new features you won't find in any other web browsers on iOS, from better ways to stay organized to enhanced security and further privacy protections. Apple's latest Safari improvements make web browsi ...more

With smartphone cameras and software getting better and better every year, more and more users are getting passionate about photography. So when you're shopping for a gift to get someone, if they have a smartphone, chances are they'll more than appreciate some tools and access ...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

The older I get, the more my Friday nights involve watching Netflix at home with a bottle of Maker's Mark and a box of Oreos. Netflix is a big part of my life, and I'm not alone. YouTube and Netflix make up over 50% of all activity on the Internet, so it might be worth your ti ...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

Get your holiday shopping done early with these deals on software, e-learning classes, and gadgets. These Cyber Monday goodies include something for everyone at a can't-miss additional 20–70% off sale prices. 1. The Official Cyber Monday Mac Bundle ft. Parallels Pro & Luminar ...more

Apple has four iPhone models for the remaining months of 2020, but the most impressive ones are the iPhone 12 Pro and iPhone 12 Pro Max. While the iPhone 12 and iPhone 12 mini are great smartphones, the "Pro" models offer more advanced features, especially for photographers an ...more

Whether you've made a resolution to try and read more books this year or are just looking to set time aside to listen to an audiobook a little bit each day, building good reading habits can be tough with a busy life. However, with iOS 13, Apple Books includes reading goals, wh ...more

Have you ever heard someone else's iPhone ringing and thought it was yours? Of course you did. iPhone ringtones are iconic, but not varied. If you're using one of the more popular iOS sounds, you'll likely encounter it in the wild multiple times. Why bother, when you can creat ...more