Hack a Computer Using Command Prompt

Normally, if you want to close all of the open apps on your Mac, you'd have to either quit them all one by one or restart, shut down, or log out while making sure to deselect “Reopen windows when logging back in." The latter option is great, but it doesn't always work in Mac O ...more

Welcome back, my budding hackers! This is the initial post of a new series on how to hack Facebook. It's important to note here that each hack I'll be covering is very specific. I have said it before, but I feel I need to repeat it again: there is NO SILVER BULLET that works ...more

Welcome back, my fledgling hackers! In an earlier tutorial, I introduced you to probably the most popular scripting language for hackers, Python. To become a professional hacker, you need to have some scripting skills and Python is a good choice if you want to master just one ...more

The majority of Android web browsers carry a "desktop mode" feature that makes mobile websites look like normal computer versions. Mobile versions are designed to work faster and more efficiently on smartphones, but sometimes the desktop version looks better on large displays ...more

Welcome back my fellow hackers. Today I'm going to teach you how to preform an Idle Scan. You may be asking what is an Idle Scan. Its a very stealthy scan because you don't use your own ip you use a zombie (in computer terms). Heads up. If you are root you don't need the sudo ...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

In the weeks before Apple officially released iOS 8, consumers were abuzz over rumors that a new feature would password-protect your photos and text messages from prying eyes. Unfortunately, this ended up being untrue, though we did cover some alternatives to protecting your i ...more

No more carrying around heavy laptops and thousands of Linux Live CDs and USBs to always be ready for pentesting on the fly! I hope you had a good Christmas and happy new year! Update1: Added the section "weaponizing your Android" where I talk about apps and fundamental Kali ...more

Welcome back, my greenhorn hackers! I began this series on scripting awhile back to teach all aspiring hackers how to write some basic scripts for hacking and reconnaissance. Without developing some basic scripting skills, the aspiring hacker will be condemned to the realm of ...more

This past year was a big one for WonderHowTo. Our biggest yet. In 2014 our writers, curators, and community members helped over 100 million people learn over 270 million new things. That's 40% more people than the total number of students enrolled in every single school from e ...more

This is finding some of your vulnerability using Lynis. This tool Lynis is used on Unix and Linux type operating systems (sorry windows). So lets get started What Is Lynis and How to Install Lynis is a security checking tool which can help you harden your security defenses. ...more

By now, nearly everyone with any type of media access is aware that Sony Pictures Entertainment was hacked on November 24th. Although there can be many interpretations and lessons drawn from this audacious act, there is one indisputable conclusion: it and its ripples across th ...more

Whether you choose to hang an authentic or artificial pine Christmas wreath on your door — or an entirely different type, like ones made of paper waste or even food — chances are you've spent a year or two struggling with how to keep your decor hanging. With one easy to apply, ...more

While Apple's Continuity feature has certainly impressed me, I can't help but feel like it could be used to create a better connection between my iPhone and Mac. Sure, Handoff allows me to pick up where I left off in certain applications between the two devices, and it lets me ...more

Welcome back, my hacker novitiates! As you know by now, the Metasploit Framework is one of my favorite hacking tools. It is capable of embedding code into a remote system and controlling it, scanning systems for recon, and fuzzing systems to find buffer overflows. Plus, all o ...more

A group ironically called the "Guardians of Peace" hacked into Sony Pictures' computer systems and released a mountain of internal information such as medical records, leaked scripts, work complaints, and even celebrity aliases. Why did this happen? Sure, a lot of well-though ...more

Welcome back, my novice hackers! In my series on cracking passwords, I began by showing off some basic password-cracking principles; developed an efficient password-cracking strategy; demonstrated how to use Hashcat, one of the most powerful password-cracking programs; and sh ...more

I just about always have iTunes running in the background when using my Mac, but switching in and out of the app to change songs and albums can make focusing on my main task difficult. To help keep my mind on track, I have a few extensions enabled to take control of my music p ...more

Welcome back, my nascent hackers! Like anything in life, there are multiple ways of getting a hack done. In fact, good hackers usually have many tricks up their sleeve to hack into a system. If they didn't, they would not usually be successful. No hack works on every system a ...more

One of the few areas where Android lags behind iOS is a comprehensive backup solution for apps. Root tools, such as the popular Titanium Backup, are capable of backing up all of your apps and their data, but not everyone wants to root their device and potentially run into issu ...more

Welcome back, my tenderfoot hackers! Those of you who have been reading my posts here for awhile know how much I emphasize good reconnaissance. Novice hackers often jump into a hack/exploit without doing proper recon and either fail or get caught. Experienced and expert hacke ...more

Google has already started to roll out the over-the-air update of Android 5.0 Lollipop to older Nexus series phones and tablets, but chances are it will take a long time for the OTA to hit your device. If you don't want to wait, you can manually install Lollipop right now if ...more

It's pretty logical for your MacBook to sleep when you close its lid, but under certain circumstances, you may not necessarily want this feature to kick in. Personally, I'd prefer my MacBook's lid to be closed while relaxing and listening to music. Also, I don't like having t ...more

Welcome back, my hacker novitiates! A short while ago, I introduced you to regular expressions. Regular expressions are a language that is particularly useful for finding complex text patterns in streams of data. Although first developed for Perl, regular expressions are use ...more

The release of iOS version 8.1.1 brought some much needed bug fixes to Apple's mobile operating system, but with it came a patch for Pangu's jailbreak method, which worked on iOS 8.0 to iOS 8.1 using a Mac or Windows computer. Luckily, it didn't take very long for a new team o ...more

By now, you've probably already installed 10.10 Yosemite, the newest version of Mac OS X, on your computer. While you most certainly noticed the visual changes, you might have missed some of the really cool additions. We've spent the last few days getting to know it, and let ...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

Probably SSH is not as clean and fast as other useful tools like netcat, but it has some features which are very useful, and when you'll need them, here's how to behave with that huge amount of computers all over your house. Probably, you already know what SSH means, but for ...more

Welcome back, my tenderfoot hackers! As you know, DNS, or Domain Name System, is critical to the operation of the Internet. It provides us with the ability to type in domain names such as www.wonderhowto.com rather than the IP address. This simple service saves us from having ...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

Each day, we read about another security breach somewhere in our digital world. It has become so commonplace that we hardly react anymore. Target, J.P. Morgan, iCloud, Home Depot, and the list goes on and on. Those are just the big ones that get reported in the news. Millions ...more

Despite being one of the largest and most feature driven companies on the planet, Google can sometimes come up short. I have my Chromecast running 24/7, and while I use my phone to cast most of my content, I sometimes find a video while browsing Reddit or LiveLeak on my laptop ...more

Welcome back, my budding hackers! People often ask me, "Why are you training hackers? Isn't that illegal?" Although I usually give them a short version of this post, there are MANY reasons why YOU should be studying hacking. Before I begin, I want to re-emphasize to all of y ...more

As a regular Mac OS X user, I have a love/hate relationship with the "Open With" contextual menu. Sometimes, it has just what I need. Other times, it's often packed with unnecessary or duplicate items, or missing the app I want to open the file up with the most. Unfortunately ...more

Welcome back, my budding hackers. So many of you are interested in hacking Wi-Fi that I have decided to revisit my Wi-Fi Hacking series with some updated and more in-depth material. I strongly suggest that you look at some of my earlier posts, such as "Getting Started with Te ...more

If you're anything like me, you started down the Android-modding path for two distinct reasons; to run cutting-edge software and squeeze every bit of performance out of your hardware. Utilizing the new F2FS file system on your rooted Nexus 4 or 5 fulfills both of those desires ...more

People who know that I am a professional hacker often ask me what they can do to make their computers and personal information safe from people like me. The answer, of course, is that nothing will make you completely safe, but there are a number of measures any computer user c ...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

Welcome back, my apprentice hackers! In this series on password cracking, I have been attempting to develop your skills in the age-old art of password cracking. Although it might seem like a simple and straightforward exercise, those of you who have attempted password crackin ...more

When you misplace your Android device, finding it with the Android Device Manager, or even better, Whistle Me, can help you find it no problem. But what about when your phone is not just hiding under the couch cushions? Your worst nightmare just came true. It's officially gone ...more

Amazon released the Kindle Fire HDX back in late-2013, and if you picked one up or received one as a gift, you've probably had a good amount of time to get to know your tablet. What you may not know is that, lying underneath Amazon's OS, is the AOSP code-base, i.e., Android O ...more

Welcome back, my hacker novitiates! When we are trying to find vulnerabilities in a website to attack, we need a solid web server vulnerability scanner. Internet-facing web apps can open enormous opportunities for us as they are often riven with vulnerabilities and can often ...more

Welcome back, my greenhorn hackers! Continuing with my series on how to crack passwords, I now want to introduce you to one of the newest and best designed password crackers out there—hashcat. The beauty of hashcat is in its design, which focuses on speed and versatility. It ...more

When people first learn that their Android device is capable of dual-booting different operating systems, e.g. Linux, they almost universally respond with, "That's so cool." And for those of us ambitious enough to actually try one out, we are typically filled with glee as we s ...more

Welcome back, my tenderfoot hackers! In continuing my series on digital forensics using Kali, I want to introduce you to two complementary tools, both built right into Kali Linux. These are Brian Carrier's tools Autopsy and Sleuth Kit. Carrier is one of the leading authoriti ...more

Hi! Let me get started on this subject as it is a very "touchy" subject. We all want to "hack" these days, and that's logical. Te be real honest here, i was inspired once by the words someone from the Null byte community said. In the (near) future, wars will be ended by comput ...more

Do you take your notes on a word processor while browsing the web? Well, stop. There's an easier, less RAM hungry way to take notes by turning the tab of your web browser into a notepad. Whether it's an email address, a line of code, a new how-to, or an idea you don't want to ...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

Due to its constant delays and lack of public invites, the OnePlus One is the equivalent of a unicorn in the Android community. I was lucky enough to win an invite in the OnePlus Storm of Invites promotion and have loved every minute with my new Nexus Killer since receiving it ...more

Just the fact that you own an Android device means you're privy to an entire world of third-party development. Many of the mods you'll see here on Gadget Hacks can be performed fresh out of the box, but with root and Xposed, the list grows longer. But to truly be able to take ...more

Welcome back, my tenderfoot hackers! I have written many tutorials on hacking using Metasploit, including leaving no evidence behind and exploring the inner architecture. Also, there are my Metasploit cheat sheets for commands and hacking scripts. With this guide, I'm starti ...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

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

A friend of mine has a crazy amount of Reddit karma and gold, and yesterday he let me in on his secret. This person, who will remain unnamed for obvious reasons, created a Python script called Reddit Karma Crawler that finds rising posts before they get too popular. Every goo ...more

The camera situation on the all new HTC One is a little daunting. The M8 has not one, not two, but three camera lenses built in. First, there's the 5 megapixel selfie machine up front, then around back, there's the new Duo Camera with a refined UltraPixel sensor. HTC has done ...more

Apple just unveiled iOS 8 at the Worldwide Developer's Conference, and it has a lot of exciting features to play around with. Unfortunately, it won't be available to the public until this coming fall—but that doesn't mean you can't get it right now. There is a way to get iOS ...more

Welcome back, my neophyte hackers! Many newbie hackers seem to be confused regarding the process or methodology to employ a successful hack. Most want to simply go straight to the exploit without doing the due diligence to make certain that the hack will work and you won't ge ...more

Welcome back, my fledgling hackers! Scripting skills are essential is ascending to the upper echelons of the hacker clique. Without scripting skills, you are dependent upon others to develop your tools. When others develop your tools, you will always be behind the curve in th ...more

Welcome back, my aspiring hackers! In previous tutorials, I have shown you how to scan the globe for vulnerable servers and write simple scripts in BASH and Perl to perform other reconnaissance tasks. In a very recent guide, I taught how to scan vulnerable servers for Heartbl ...more