Backtrack 5

Welcome back, my hacker apprentices! In recent weeks, the revelation that the NSA has been spying on all of us has many people up in arms. I guess I take it all in stride as I just assume that the NSA is spying on all of us—all of the time. Don't get me wrong, I don't condone ...more

Welcome back, my fledgling hackers! If you're like most aspiring hackers, at one time or another you've probably spent too much time playing Call of Duty and not enough time preparing for your final exams. So for today, we'll look at how to break into your school's server to ...more

Welcome back, my budding hackers! I began this series on Linux basics because several of you have expressed befuddlement at working with BackTrack on Linux. As a hacker, there is no substitute for Linux skills. Linux beginners are often faced with the issue of how to find fi ...more

In my first tutorial on Linux basics, I discussed the importance of hackers using Linux and the structure of the directory system. We also looked briefly at the cd command. In this second Linux guide, I'll spend a bit more time with changing directories, listing directories, c ...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

Hi there again, aspiring hackers (and veterans as well)! I'm going to explain how to perform a dictionary attack on a WPA/WPA2 protected network with Wifite. Please note that this doesn't work with WPA Enterprise For that end, you'd have to use an Evil Twin to get the "Enterpr ...more

Welcome back, my greenhorn hackers. When Wi-Fi was first developed in the late 1990s, Wired Equivalent Privacy was created to give wireless communications confidentiality. WEP, as it became known, proved terribly flawed and easily cracked. You can read more about that in my b ...more

Hello, fellow Null Byters. Today, with mixed feelings, I want to let you know that this is my last official post as the admin of Null Byte. I've come to the decision that I need to spend more time focusing on my studies. Over the past 5 months, I have enjoyed building this co ...more

While some Android applications have built-in gestures that allow you to perform certain actions, it's not a feature that's been comprehensively, let alone consistently implemented. If you're on Twitter or Facebook and you want to go back, the only global way is by tapping on ...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

Welcome back, my hacker trainees! A score of my readers have been begging for tutorials on how to hack Wi-Fi, so with this article, I'm initiating a new series dedicated to Wi-Fi hacks. This will probably be around 6-9 articles, starting with the basics of the technologies. I ...more

First off, Rooting Your Device voids the warranty on the device. If you want to root your device but are afraid of "bricking" said device, rooting it may not be good for you. Okay, now that we've got that out of the way, its time for... Why should I Root my device? Reason 1: ...more

Welcome back my fellow hackerians, Today i'm going to tell a bit more about the famous DDOS thing. And on top of that we're going to DDOS a website. What is DDOS? Distributed denial-of-service attack, or just DDOS for short. Let me start with just one computer and a bank sit ...more

Wouldn't it be nice to just sit at your buddy's house, plug into his network, and see exactly what he's doing? What if it was as easy as that? What makes packet sniffers like Wireshark such potent tools is that a majority of local area networks (LANs) are based on the shared E ...more

Long time reader, first time 'How To' poster. This tutorial has been highly requested. Here are the steps to perform a Pixie Dust attack to crack a WiFi password that has WPS enabled. Please note, this attack is very specific in nature. I've had a lot of success running this ...more

Welcome back my precious hackerians. Today i would like to promote an OS which i have been using for the past couple months. I'm not talking about Backtrack 5 or Kali Linux. Something even more promising: Bugtraq 2 Black Widow I'm not going to show you how to install it beca ...more

Welcome back, my tenderfoot hackers! So many of you responded positively to my post about using the keylogger, as well as my post regarding turning on the webcam, that I decided that you might enjoy another similar hack. In this article, we will enable the audio recording cap ...more

Here at Null Byte, we try to inform and teach the community on ways to navigate the Internet in that special way, as well as staying safe along the trip. That being said, I need some help from all of you! There is a lot of information to cover and I know we have some smart use ...more

No one is safe anymore, it seems. Google's Project Zero has just uncovered how easy it is for attackers to target your phone's Wi-Fi chip, which is essentially a mini processor for Wi-Fi that detects and processes networks. Most iPhone and Android phones run on a Broadcom Wi- ...more

Social Engineering was mentioned a few times here on Null Byte, but not very many explained what it is, or how to do it. I love this quote because it's true: Social Engineering is the key to carrying out client side attacks, and all you need is a little creativity! Social Eng ...more

Welcome back, my greenhorn hackers! Lately, much of the discussion here on Null Byte has revolved around evading detection and not getting caught hacking. Several of you have written me asking for a series on evading detection and forensics, and while I began a series 5 month ...more

Reading is no longer a leisure activity—it's an on-the-go activity that requires speed and less attention. That's why speed reading apps are growing in popularity. As smartphones and tablets increasingly take over the traditional book market, reading skills need to be adjusted ...more

Welcome back, my greenhorn hackers! Earlier in this series, I showed a you a couple of different ways of fingerprinting webservers. Probably the easiest way, is to use netcat and connect to port 80 and pull the webserver banner. The banner is simply the application advertisi ...more

Welcome back, my novice hackers! I've written a couple of articles on reconnaissance and its importance, and as I've said before, a good hacker will spend 3 to 4 more times doing reconnaissance than actually exploiting the system. If your recon isn't good, you'll likely fail, ...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

Welcome back my fellow hackers! In my last few articles, I've concentrated on what is called a listener, which is basically the same thing as backdoor and rootkit, only "listener" sounds much less malevolent than the other two terms. First, I covered embedding a listener in ...more

On Instagram, it's all about the sharing, but not all sharing is equal. Take stories, for example. Up until recently, stories couldn't be easily shared outside the Instagram bubble. Now, Instagram lets you share a convenient link to a part of your story or your entire story on ...more

Maybe you thought sitting behind a Mac gives you special protection when it comes to getting hacked. Thanks to a a new report from Check Point, you can kiss that theory goodbye. The cyber security company just uncovered the latest strain of malware — OSX/Dok — infecting all ve ...more

Sophisticated hackers have been exploiting vulnerabilities in Chrome and Firefox to trick even the most careful internet users into logging into fake domains for sites like Apple, Google, and Amazon. Typically, a careful internet user would always check the domain of any site ...more

Fugu - a simple virus in bash. I once told a friend of mine I'd written a virus in bash and he scoffed - "You can't write a virus in bash!" - he sniggered, like an ignorant idiot. Take my script, read and run it I told him. He declined. I still have that script so thought I ...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

Welcome back, my rookie hackers! In my ongoing attempts to familiarize aspiring hackers with Linux (nearly all hacking is done with Linux, and here's why every hacker should know and use it), I want to address a rather obscure, but powerful process. There is one super process ...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

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

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

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 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 budding hackers! When we are looking for ways to hack a system, we need a specific exploit to take advantage of a certain vulnerability in the operating system, service, or application. Although I have shown you multiple ways to exploit systems here in Null B ...more

Welcome back, my budding hackers! We've spent a lot of time learning to compromise Windows systems, and we've successfully compromised them with Metasploit, cracked their passwords, and hacked their Wi-Fi. However, very little time was spent developing ways to extract the inf ...more

Welcome back, my tenderfoot hackers! We have looked at a number of ways that we sniff traffic on the network with such tools as Wireshark, tcpdump, dnsiff, and others, but each of these tools is only capable of pulling packets off the wire. Those packets can be examined for ...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 hackers apprentices! To own a network and retrieve the key data, we only need to find ONE weak link in the network. It makes little sense to beat our heads against heavily fortified systems like the file and database server when we can take advantage of the b ...more

Welcome back, my budding hackers! One of the keys to becoming a professional and successful hacker is to think creatively. There is always a way to get into any network or system, if you think creatively. In previous tutorials, I have demonstrated ways to crack passwords on b ...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! Previous to this tutorial, we've focused mostly on hacking the target system. If we're successful in owning the target system, we'll then want to make certain that the system administrator doesn't know we were there, and that he or she cannot ...more

Welcome back, my nascent hackers! Earlier, I wrote a guide on finding operating system and application vulnerabilities in Microsoft's own security bulletins/vulnerability database. In this tutorial, I will demonstrate another invaluable resource for finding vulnerabilities an ...more

Welcome back, my neophyte hackers! Several of you have written me asking how to crack passwords. The answer, in part, depends upon whether you have physical access to the computer, what operating system you are running, and how strong the passwords are. In this first install ...more

Remember that scene in The Matrix when Trinity uses a realistic Nmap port scan, followed by an actual SSH exploit (long since patched) to break into a power company? Well, believe it or not, but that scene is not far fetched at all. If you want to exploit vulnerabilities and r ...more

Just like your gastrointestinal tract, and the soil we walk on — a dust storm has a collection of bacteria, fungi, and viruses all its own called a "dust microbiome." Think of a microbiome as a community of microbes living and working in a shared environment. In your gut, the ...more

Welcome back, my rookie hackers! So many readers come to Null Byte to learn how to hack Wi-Fi networks (this is the most popular hacking area on Null Byte) that I thought I should write a "how-to" on selecting a good Wi-Fi hacking strategy. Many beginners come here looking 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

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

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

Welcome back, my novice hackers! The worst thing that can happen to any hacker is being detected by a security admin, the security technologies (IDS, firewall, etc.), or a forensic investigator. Every time we send a packet to our intended target, that packet contains our IP ...more

Welcome back, my fledgling hackers! A short while ago, I did a tutorial on conducting passive OS fingerprinting with p0f. As you remember, p0f is different from other operating system fingerprinting tools as it does not send any packets to the target, instead it simply takes ...more

Welcome back, my novice hackers! There are SOOOO many ways to hack a system or network, which means you need to think creatively in order to be successful. Many novice hackers focus way too much energy on cracking passwords (which should be a last resort unless you have spec ...more

Welcome back, my hacker apprentices! Several of you have written asking me how you can check on whether your boyfriend, girlfriend, or spouse is cheating on you, so I dedicate this tutorial to all of you with doubts about the fidelity of your spouse, girlfriend, or boyfriend. ...more

Welcome back, my hackers novitiates! As you read my various hacking tutorials, you're probably asking yourself, "What are the chances that this hack will be detected and that I'll land behind bars, disappointing my dear mother who already thinks I'm a loser?" In this tutoria ...more

Welcome back, my tenderfoot hackers! I recently began a new series on digital forensics to help tenderfoot hackers from being detected and ultimately, incarcerated. In this installment of that series, we will look at recovering deleted files. This is important to hackers beca ...more