One of the many unique features that sets Android apart from other mobile operating systems is its live wallpaper system. Instead of the same old boring static image, this system lets developers create apps that provide dynamic home screen wallpapers. Some of the best live wa ...more
Welcome back, my aspiring hackers! As I mentioned in earlier posts, the best hackers (or at least those not behind bars) have a keen understanding of digital forensics. If I am tasked to intrude upon an enemy's file server to retrieve war plans, such as in this tutorial, it i ...more
At its core, the Chromecast is essentially a web browser on a stick. When you cast content from your computer or smartphone, all you're really doing is telling the Chromecast which website to load. So if you're experiencing lag or issues casting content, the root cause is gen ...more
In the wake of the NSA scandal and celebrity-photo hacks, lots of people scrambled to find more-secure ways to send text messages, share emails, and surf the internet. Known for their incredibly secure data networks, Germany's email services saw a remarkable increase in new us ...more
NFC, or near-field communications, is a hardware feature that has been built into most Android phones for the last four years. It's essentially a low-power data connection that can be used to initiate a quick command by bringing your device within range of a compatible receive ...more
Reading articles on an Android phone using Chrome Browser can be a little bit of a battle; it often times requires adjusting the page to fit the screen in order to make it easier to read and scroll through. I sometimes lose this struggle and give up trying to read on my device ...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
This how-to is for everybody who faced the problem of intercepting personal data sending through the Internet and is looking for fast and secure method to protect his activity in the global network. For these purposes I recommend VPN connection (creation of special tunnel thr ...more
Google continues to be the most commonly-used search engine for a reason. While continuing to stay ahead of the pack with advanced semantic search functions, Google even introduced Knowledge Graph results that offer key information without ever having to click a search result. ...more
This is the first installment in a new series that I am calling "Hacker Hurdles." These are things, methods, techniques that make our job as hackers more challenging and difficult. Don't misunderstand me, these items don't make our task impossible, but rather more challenging ...more
Welcome back, my hacker novitiates! Every so often, a MAJOR vulnerability appears that makes millions of systems vulnerable to attack. The most recent, named Shellshock, basically leaves every Mac OS X, Linux, and UNIX system on the planet vulnerable. As nearly two-thirds of ...more
I'm sure you've been there—halfway through typing something out, you realize that one word you've been using more than any other has been misspelled. Perhaps it's a single word, acronym, or line of code that you find yourself typing quite often at work, but this one requires c ...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
Back in iOS 8, Apple introduced the option to use third-party keyboards on iPhone, and since then, there have been a ton of third-party keyboards available such as Gboard, AudioShot, SwiftKey, Slated, and many more. However, adding and even using these keyboards can be kind of ...more
From my experiences, there are only two types of U2 people: those that love them and those that hate them. I'm the latter, so it's pretty damn annoying that Apple just added U2's new album, "Songs of Innocence," to my iCloud. If you find it creepy that U2 is appearing on your ...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
What if someone asks you to do a Nmap scan but you left your pc at home? What if a golden opportunity shows during a pentest but you were walking around the building, taking a break? But leaving your phone at home or in the office when you go out is absurd, I mean, everyone b ...more
Welcome back, my rookie hackers! Now that nearly everyone and everyplace has a computer, you can use those remote computers for some good old "cloak and dagger" spying. No longer is spying something that only the CIA, NSA, KGB, and other intelligence agencies can do—you can l ...more
Loaded with a gorgeous display and a powerful processor, the Kindle Fire HDX is an impressive all-around tablet, especially when it's used for what Amazon Kindles were built for—reading electronic versions of novels, textbooks, and other printed works. While the Kindle Store ...more
If browsing speed is important to you—and it should be—you'll probably be interested to know that there are ten simple flag modifications you can make in Google Chrome in order to achieve the fastest browsing speed possible. A few months ago, Dallas covered six ways to speed ...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
Tab previews—you can do it on an iPhone or an Android device, so why not on your Mac or PC? It's about time you take your browsing game to the next level and learn how to toggle between previews of your tabbed webpages. This guide will run you through enabling secret settings ...more
Welcome back, my rookie hackers! Most often, the professional hacker is seeking protected information from the target system or network. This might be credit card numbers, personally identifiable information, or intellectual property (formulas, plans, blueprints, designs, etc ...more
When browsing the web, you may not be quite as anonymous as you think, especially if you are using public WiFi. The easiest way to stay as anonymous and safe as you are going to get, is to use a VPN (there are a number of great free ones). In this tutorial, we will show you ho ...more
Welcome back, my hacker novitiates! In previous guides, we have used one of the most powerful hacking platforms on the planet, Metasploit, to perform numerous hacks. They ranged from exploiting Windows XP and Windows 7/8 vulnerabilities, to installing a keylogger and turning ...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
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
With the release of Jelly Bean, Chrome became the default web browser on Android. The wildly successful desktop browser was now fully entrenched in the world's largest mobile operating system. There are many great features that Chrome brought to Android web browsing—a double- ...more
Welcome back, my greenhorn hackers! In my continuing effort to demonstrate to you how to hack the ubiquitous Windows 7, we will going after that notoriously vulnerable Adobe Flash that is on nearly every client Windows system (you are not likely to find it on servers). Flash ...more
Privacy features have become quite the hot commodity, emerging from the aftermath of the NSA scandals that rocked the United States this past year. While the NSA has the means to gather information on all of us (regardless of any security software we implement), it doesn't mea ...more
Welcome back, my novice hackers! I have tried to emphasize throughout this "Hack Like a Pro" series that good reconnaissance is critical to effective hacking. As you have seen in many of these hacks, the techniques that we use are VERY specific to the: Operating system, Serv ...more
Welcome back, my novice hackers! This next subject might seem a bit obscure, but I promise you, this lesson will benefit you significantly either as a hacker or system admin. This tutorial will cover what is usually referred to as a regular expression, or regex for short. Ma ...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
Welcome back, my fledgling hackers! As nearly everyone has heard, Target Corporation, one of the largest retailers in the U.S. and Canada, was hacked late last year and potentially 100 million credit cards have been compromised. Happening just before Christmas, it severely da ...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 rookie hackers! The more we know about a system or network, the better our chances of owning it and not leaving a trace for investigators to follow. One of the often overlooked sources for information is the Simple Network Management Protocol (SNMP). Many roo ...more
Welcome back, my tenderfoot hackers! So many readers in the Null Byte community have been asking me questions about evading detection and hacking undetected that I decided to start a new series on digital forensics. I applaud each of you for your concern, as the last thing I ...more
Welcome back, my neophyte hackers! There are innumerable ways to hack a system. We must not overlook any of the possibilities if we want to "own" the system. As systems become more and more secure, we need to be vigilant in our search for weaknesses. In this hack, we'll look ...more
Welcome back, my fledgling hackers! Awhile back, I demonstrated one of my favorite little tools, netcat, which enables us to create a connection between any two machines and transfer files or spawn a command shell for "owning" the system. Despite the beauty and elegance of th ...more
As was mentioned by the great OTW last week, TOR, aka The Onion Router, has had its integrity attacked by the NSA. In an attempt to reduce the anonymity granted by the service, the NSA has opened a great many nodes of their own. The purpose is presumably to trace the origin of ...more
There are definitely some very cool things about the new iOS 7, but it's also got plenty of downsides, one being the updated look of stock app icons. Apple drastically changed their glossy skeuomorphic icons for a flat, modern squircle look using their golden ratio grid. If y ...more
Welcome back, my fledgling hackers! One of the first issues any hacker has to address is reconnaissance. Before we even begin to hack, we need to know quite a bit about the target systems. We should know their IP address, what ports are open, what services are running, and wh ...more
Welcome back, my novice hackers! My recent tutorials have been focused upon ways to NOT get caught. Some people call this anti-forensics—the ability to not leave evidence that can be tracked to you or your hack by the system administrator or law enforcement. One the most com ...more
Welcome back, my fledgling hackers! Nearly every commercial enterprise worth hacking has an intrusion detection system (IDS). These network intrusion detection systems are designed to detect any malicious activity on the network. That means you! As the name implies, a networ ...more
Whenever a friend borrows my Samsung Galaxy S3 to browse the web or make a quick call, I always pause to make sure there's nothing incriminating on it. I'm no superfreak, but some of my friends are, so I have more than a few photos on my device that I wouldn't wish upon anyone ...more
Welcome back, my tenderfoot hackers! This is the third installment of my series on basic Linux skills that every hacker should know. Although some hacking tools are available for Windows and Mac, every real hacker uses Linux—for good reason. Make sure to check out Part 1 and ...more
While iOS offers a plentiful mix of excellent and exclusive features, what you see is what you get. Apple doesn't leave much room for customizability, meaning most people's iPhones look relatively the same. You can make yours stand out, however, by giving your apps unique and ...more
These days, we increasingly have more and more devices in our everyday possession. While a notebook computer, a tablet, and a smartphone may seem like overkill, they do work to make our lives easier and even help reduce clutter in certain ways. A single one of these devices c ...more
If you're the type of person who constantly uses multiple tabs in your browser, you know how annoying it is when one of them starts playing unwanted music or video. If you have a ton of tabs open, it can be next to impossible to figure out which one the sound is coming from—e ...more
These days, you can find a digital version of almost any form of entertainment. Being able to download or stream content is convenient for a lot of reasons—you can avoid going to the store and you never have to worry about late fees on rentals. But when you purchase something ...more
Video: . Optimize your Marketing with a Mobile Website Most companies today have their own website. However, not all of them have a mobile-optimized website. Business owners who do not have a mobile website may have cause to be alarmed. This is because studies say that mobile ...more
Despite the security concerns that have plagued Facebook for years, most people are sticking around and new members keep on joining. This has led Facebook to break records numbers with over 1.94 billion monthly active users, as of March 2017 — and around 1.28 billion daily act ...more
I use Google Chrome every day for my browsing needs, and I had no idea they were hiding something from me. So, I was pretty surprised to see that Chrome has an entire hidden experimental add-ons section. There are add-ons that work for Mac, Windows, Linux, and Chrome OS, so th ...more
Android has released a new application called ezNetScan, which is a free app that scans the wireless network you're connected to and gives you a full log of all of the devices connected to that network. This isn't new for smartphone users, let alone Android users. Fing has bee ...more
People are always looking for ways to save money, and for the most part, saving money and cheating the system are synonymous when it comes to things like free internet access. Practically every new gadget is capable of connecting to the web, which means more and more people ar ...more
We use smartphones for just about everything, and while that may be beneficial to us in our day-to-day lives, it can also be used against us in the court of law. Law enforcement officials can seize smartphones and give warrants to Apple, Google, your cellular provider—whoever ...more
When I left off on our last hack, we had hacked into the ubiquitous Windows Server 2003 server by adding ourselves as a user to that system so that we can return undetected at any time. The problem with this approach is that a sysadmin who is on their toes will note that a new ...more
Want the convenience of a throwaway email address without all the hassle? How about anonymous text messaging so you can get to know someone before giving them your real information? Gliph has you covered. Gliph is a service that lets you create an identity around a set of thre ...more
Are you interested in beginning research of your family's history? I began this journey about 3 or 4 years ago and here is what I found. I've done almost ALL of my research online, and gotten farther, faster and more comprehensively than anyone else who has researched my famil ...more
Dropbox announced Tuesday that a recent security breach compromised a list that included the email addresses of certain Dropbox users. To avoid future complications, the service announced that it would be implementing two-factor authentication, and even more useful, a security ...more