Hello people again, I wrote my last post about crypto about 10 months ago, now I will introduce something not fresh for the science, but fresh for the people who wants to learn. In my http://null-byte.wonderhowto.com/forum/cryptography-0161538/ post of crypto concepts, there i ...more
Whether you miss the good old days of Telnet or you want to know what hacking was like when security was nothing but an afterthought, Telehack is the game for you. The text-based hacking game is a simulation of a stylized combination of ARPANET and Usenet, circa 1985 to 1990, ...more
Information gathering is one of the most important steps in pentesting or hacking, and it can often be more rewarding to run things on the target itself as opposed to just running scripts against it remotely. With an SQL injection, a hacker can compromise a server and, ultimat ...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
For SQL injection, the next step after performing reconnaissance and gathering information about a database is launching an attack. But something seems off .. in the real world, it's usually not quite as simple as passing in a few fragments of SQL code to an input field and se ...more
hello my dear colleagues, I made a visit to nullbyte and found that there is not a complete tutorial about the google dorks, so I felt the need for this tutorial, and seeing that there are many newbies around, so here's a tutorial that will teach you how to use google to hack. ...more
Reconnaissance is the phase of an attack where a red team or hacker designs a strategy based on the information they can learn about the target, as well as what the available attack surface looks like. These scans can take time to discover relationships, but Raccoon OSINT scan ...more
Hackers rely on good data to be able to pull off an attack, and reconnaissance is the stage of the hack in which they must learn as much as they can to devise a plan of action. Technical details are a critical component of this picture, and with OSINT tools like Maltego, a sin ...more
Welcome back, my hacker novitiates! Often, to hack a website, we need to connect to and exploit a particular object within said website. It might be an admin panel or a subdirectory that is vulnerable to attack. The key, of course, is to find these objects, as they may be hid ...more
Most newer computers come with a webcam, but if you're using an older system, you may not have one. If you only need to use a webcam occasionally, it may not be worth putting the money into, so why not just use your smartphone? There are a few apps out there that can help you ...more
One of the ultimate goals in hacking is the ability to obtain shells in order to run system commands and own a target or network. SQL injection is typically only associated with databases and their data, but it can actually be used as a vector to gain a command shell. As a les ...more
Configuring onion services for the first time can be tricky. A surprising number of system administrators make seemingly trivial mistakes that ultimately lead to catastrophic cases of de-anonymizing supposedly anonymous sites on the dark web. OnionScan is a tool designed to id ...more
INTRODUCTION Hello dear null_byters here we go again with our third part of this serie. in this third part of our series I'd like to do a demonstration or continuation on fuzzing, but I think I should leave for later because the next tutorials about fuzzing will require from ...more
Welcome back, my novice hackers! Before we try to attack a website, it's worthwhile understanding the structure, directories, and files that the website uses. In this way, we can begin to map an attack strategy that will be most effective. In addition, by knowing what files ...more
There are a number of reasons why you might want to trick a web server into thinking you're on a different operating system (OS) or web browser. One might be that you want to test the mobile version of your website from your computer. Or perhaps for some reason a website is re ...more
Some websites require you to perform a verification task so they know you're human and not a bot. It helps websites curb spam, abuse, unauthorized access, and cyberattacks but also adds an obstacle for anyone trying to visit their content. If you find it more of a nuisance tha ...more
A hacker with privileged access to a Windows 10 computer can configure it to act as a web proxy, which allows the attacker to target devices and services on the network through the compromised computer. The probes and attacks appear to originate from the Windows 10 computer, m ...more
The new iPhone XS and XS Max have more issues than just their hefty price tags. Customers have only had the phones for a handful of days, but some are already complaining of cellular and Wi-Fi connectivity issues on both models. If your experience is the same on your XS or XS ...more
Browser extensions are extremely useful since they can expand web browsers like Google Chrome and Mozilla Firefox beyond their built-in features. However, we don't always know who's behind a browser add-on or what it's doing beyond what's advertised. That's where ExtAnalysis c ...more
Welcome back, my budding hackers! Recently, I showed you how you could exploit the widely disseminated OpenSSL vulnerability that has to become known as "Heartbleed". Although the world has known about this vulnerability for over a month now, it will likely take many more mon ...more
School internet filters serve a valid purpose—they keep students from wandering off into the deep corners of the web while still allowing at least some internet access. But a lot of these restrictions are completely ridiculous, to the point where some school districts block ac ...more
Hi Message: I said quite a while ago I needed a break, and it looks like that break is over, because here I am. I dont want to ramble on unnecessary things that doesn't need explanation. I needed time off to sort something out irl, and i'll be returning slowly but surely now ...more
Hello null_byters, after some time out here we are again with another tutorial, continuing our beautiful series, today we will write our first real world bash script. BEFORE WE START Before we start today's lesson Let's recap what we learned in the previous lesson, right now ...more
By using almost any packet-crafting tool, a hacker can perform denial-of-service (DoS) attacks. With the power to create just about any packet with any characteristics, a hacker can easily find one that will take down a host or network. Nmap and Hping are effective packet mani ...more
Welcome back, my aspiring hackers! In this series on Linux for aspiring hackers, I'm trying to provide you with the basic skills needed to be capable in Linux as a hacker. One area that's critical that we haven't covered yet is building and managing an Apache web server. Apac ...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 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
With more people joining the internet scene each day it's important that it's security is.. well it has to be good. Of course everything can be hacked and that's the way hackers work. They know there IS a vulnerability but they don't don't know the rest. in this article i'll t ...more
Steam is an online platform that lets you download and play over 2,000 video games, from first-person shooters to RPGs, as well as a pretty long list of indie games. You can play on your PC, Mac, mobile device, or even your television, and it has a community of over 40 million ...more
If you remember last time, we successfully uploaded picture with a small hidden PHP command executer embedded in it onto a server. Now, our goal is to take this a step further and get an interactive shell. To do this, we need to upload another file that either binds a port for ...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
Leaked databases get passed around the internet and no one seems to notice. We've become desensitized to the data breaches that occur on a daily basis because it happens so frequently. Join me as I illustrate why reusing passwords across multiple websites is a truly awful prac ...more
Tor is an excellent obfuscation network for web traffic, and while instant messaging over the network is very useful, it can be relatively difficult to configure. In this guide, we'll look at two synchronous communications platforms (instant messengers) which can be routed ove ...more
Using a keylogger to intercept keys pressed on an infected computer can circumvent encryption used by email and secure chat clients. The collected data can often reveal usernames, passwords, and potentially compromising and private information which hackers abuse for financial ...more
This time it's serious. Really. The largest web security vulnerability of all time went public on Monday, April 7th, 2014, resulting in widespread panic throughout the Internet as system administrators scrambled to secure their websites from the OpenSSL bug known as Heartblee ...more
Web application vulnerabilities are one of the most crucial points of consideration in any penetration test or security evaluation. While some security areas require a home network or computer for testing, creating a test website to learn web app security requires a slightly d ...more
It's easier than you might think to hack into Wi-Fi routers using just one unrooted Android phone. This method doesn't require brute-forcing the password, a Windows OS for converting PowerShell scripts into EXE format, a reliable VPS for intercepting hacked Wi-Fi passwords, or ...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
Welcome back, my hacker apprentices! To enter the upper echelons of hackerdom, you MUST develop scripting skills. It's all great and well to use other hacker's tools, but to get and maintain the upper hand, you must develop your own unique tools, and you can only do that by d ...more
JavaScript is one of the most common languages used on the web. It can automate and animate website components, manage website content, and carry out many other useful functions from within a webpage. The scripting language also has many functions which can be used for malicio ...more
An attacker can repurpose public MyBB forums to act as command-and-control servers. It only takes a few lines of code to configure a MacBook to fetch commands and send responses to any website the attacker desires. Before you keep reading, know that this project is not geared ...more
The next libSSH or OpenSSH exploit may be just around the corner. Keep your SSH service out of Shodan's database before hackers find new ways to bypass the password protecting the server. Shodan has been called the "hacker's search engine" because it's literally a searchable ...more
For over 20 years, a tiny but mighty tool has been used by hackers for a wide range of activities. Although well known in hacking circles, Netcat is virtually unknown outside. It's so simple, powerful, and useful that many people within the IT community refer to it as the "Swi ...more
Update My sincere apologies guys, but I just got a call from Rackspace to set up my "managed account". After a long discussion, there is no longer an "un-managed" option. This means that there is a minimum support fee of 50 dollars USD tacked on to every account. The instruct ...more
Checking notifications from all of your social media accounts is half the fun of the Internet, but can become quite tedious—hopping from site to site can take up hours of your time, especially when you're running away from something (in my case, it was always homework/studying ...more
In the first guide, we laid the groundwork for our ultimate goal of uploading and running the unix-privesc-check script on our target. We identified an input field vulnerable to SQL injection and utilized Sqlmap to set up a file stager on the server. Now, we're ready to upload ...more
Database technology has vastly improved the way we handle vast amounts of data, and almost every modern application utilizes it in one way or another. But the widespread use of databases naturally invites a slew of vulnerabilities and attacks to occur. SQL injection has been a ...more
The key to becoming a competent white hat is knowing how the technology that you are trying to exploit actually works. SQL injection is one of the most common methods of attack used today and also one of the easiest to learn. In order to understand how this attack works, you n ...more
Back in 2010, iOS developer Daniel Amitay developed a camera security app for iPhones that used an unlock screen almost identical to that of the iPhone. The app was removed in mid-2011 (though, it eventually reappeared in early-2013, still available in the iOS App Store today ...more
In the 21st century, we're all looking for ways to stay private, especially on our electronic devices. We have big tech corporations, enemy countries, malicious hackers, and other prying eyes watching our every move, so it's only natural to want to limit what they can see. Mak ...more
There are nearly 100,000 unique onion service addresses online with over two million people using Tor every single day. Join me as I explore a small fraction of what the Tor network has to offer. It's puzzling to imagine about 100,000 .onion websites in existence. Readers who ...more
If you have friends who aren't privacy-conscious, you've surely heard the old "What do I have to hide?" excuse. Despite the fact that billions of people are using the internet each day, many of them don't know the dangers that can find them. And many don't know the tools to co ...more
Threats to your privacy and security are everywhere, so protecting your data should be the highest priority for anyone with a smartphone. However, one threat many people overlook is the company who supplies the operating system your Android phone runs — Google. Google offers ...more
As you may have already heard, the worst bug in OpenSSL history went public yesterday, dubbed Heartbleed. While we can go deeper into the technical details of it later, the short version is that OpenSSL, the library used to encrypt much of the web running on Linux and Apache h ...more
There's a lot of misinformation about VPN services, and it stems from the fact that not all of them are created equal. Some focus on privacy, others on security, and a few VPNs are seemingly even purpose-built for the polar opposite: data collection. We made this guide to help ...more
Welcome back, my fledgling hackers! Over the years, we have examined multiple ways to own, exploit, or compromise a system. On the other hand, we have not spent a lot of time on denial-of-service (DoS) attacks. For those of you who are new here, a denial of service is basica ...more
If you've grown bored of day-to-day hacking and need a new toy to experiment with, we've compiled a list of gadgets to help you take password cracking and wireless hacking to the next level. If you're not a white hat or pentester yourself but have one to shop for, whether for ...more
Nearly every connection to the internet is dependent on the Domain Name System. DNS, as it's more commonly called, translates domain names like gadgethacks.com into IP addresses, which is what network devices use to route data. The problem with DNS servers is that they don't h ...more
While SSH is a powerful tool for controlling a computer remotely, not all applications can be run over the command line. Some apps (like Firefox) and hacking tools (like Airgeddon) require opening multiple X windows to function, which can be accomplished by taking advantage of ...more
Hello everybody Joe here. Today I will be demonstrating how you can find XSS vulnerabilities in a website and what you can do with them Step 1: What Exactly Is XSS? Basically, cross site scripting is a type of security hole in a website's forms. Normally forms allow you to i ...more