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
Welcome back, my hacker novitiates! Now, and more so in the future, wars will be fought hacker v. hacker. The number of soldiers, guns, tanks, and ships will be less important in your success in warfare than the number of well-trained hackers you have. Every nation and every ...more
The Shadow Brokers, a hacker group known for its dump of NSA hacking tools in 2016, has just leaked their remaining set of data which implies that the NSA compromised SWIFT, the global provider of secure financial services, to spy on banks in the Middle East. The hackers have ...more
Windows has always been pretty customizable, and there are a ton of ways to change up the way your PC looks—though, it hasn't always been easy. In the past, changing anything other than wallpapers, titlebars, and fonts involved long hours of switching out system files with mod ...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
With an ordinary birthday card, we can introduce a physical device which contains malicious files into someone's home and deceive them into inserting the device into a computer. In my last series, we used a Post-it note to trick a neighbor into visiting a website that we cont ...more
The dock in Mac OS X is intuitive, customizable, and aesthetically pleasing, which is a stark difference from its clunky Windows alternative. In fact, in Windows, it takes both the Start menu and taskbar to accomplish what Apple's dock does—but it doesn't have to be like that. ...more
In modern versions of Windows, Microsoft made quite a few changes to Windows Explorer, the first of which is a new name—File Explorer. Another huge change that most will notice is that File Explorer now has a new look sporting the Ribbon interface. The Ribbon interface, which ...more
Ah, the fabled dark mode. In the past, many users were delighted to find the existence of something called Royale Noir, a dark theme option that was available for Windows XP. Yet for reasons unknown, Microsoft had kept knowledge of Royale Noir a secret until some bright minds ...more
A lot of computers come with a ton of pre-installed software from the manufacturer, some of which you need and some of which you could most certainly live without. And over time, you may have downloaded and installed a bunch of programs and apps that you probably can't even re ...more
Social media is where we post our thoughts for the world to see, but sometimes a little more exclusivity is needed. And that's where Scrambls comes in. Scrambls if a free extension for Chrome, Firefox, Safari, and Internet Explorer that scrambles your messages for super cool ...more
If you've got more than one computer, it can be a huge pain to switch form one to the other. Between files, settings and apps, it can take a while to transfer everything—and if you're running different operating systems, it's even worse. Image by Onion A new feature on Window ...more
Hello everyone! I'm glad to post my first tutorial and hope you will appreciate it. I'm a beginner in hacking so I don't have a lot of stuff to teach you, but maybe this tuto would help some of you. And sorry for my limited English... I do my best. In this tutorial I will sh ...more
When I'm with my friends on the weekend, we always end up Snapping shots of one another, adding in whatever stickers and lenses we've accumulated over the last week. But these filters are fleeting, so it's always a challenge to keep up with the best new ones. If you want to ge ...more
Hey guy's, hope everything's going well! Here's a snippet of a few cool things and the latest news on Minecraft. Minetroid Mod This might just be the mod longtime Metroid fans have been looking for in Minecraft. Literally every aspect has been changed: textures, GUI, sound ef ...more
While the majority of America was watching the Super Bowl yesterday, the crew over at the evad3rs was finishing its work on their untethered iOS 6.1 jailbreak called evasi0n. Well, the wait is finally over! Evasi0n, which brings untethered jailbreak for devices running on iOS ...more
Those of you who have been a part of the Null Byte community for even a short while know that I sincerely and firmly believe that hacking is the most important skill set of the future. To further emphasize how important our skill set is, knowledgeable estimates put the potent ...more
Sometimes you need a password to gain access to an older running Windows system. Maybe it's a machine in your basement you forgot about or a locked machine that belonged to a disgruntled employee. Maybe you just want to try out your pentesting skills. When you need to access ...more
Welcome back, my neophyte hackers! I have already done a few tutorials on password cracking, including ones for Linux and Windows, WEP and WPA2, and even online passwords using THC Hydra. Now, I thought it might be worthwhile to begin a series on password cracking in general. ...more
Modern versions of Windows have revamped the lock screen to make it a lot more useful. If you're coming from Windows 7 and older versions of the OS, this lock screen is both new and useful (though you can turn it off if you just don't want it). Don't Miss: Everything You Need ...more
As you might know, there are a multitude of tools used to discover internal IP addresses. Many of these tools use ARP, address resolution protocol, in order to find live internal hosts. If we could write a script using this protocol, we would be able to scan for hosts on a giv ...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
With popular remote desktop app LogMeIn recently ending its free service, lots of Android users have begun looking for alternatives. There are some good ones out there like TeamViewer and Microsoft Remote Desktop, but today, Google released an app that makes a pretty good cont ...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 aspiring hackers! In this series, we continue to examine digital forensics, both to develop your skills as a forensic investigator and to avoid the pitfalls of being tracked by a forensic investigator. In earlier posts in this series, we examined registry fi ...more
Welcome back, my fledgling hackers! Sometimes, for a variety of reasons, we can only get a command shell on our target system. For instance, with Metasploit, it's not always possible to get the all powerful Meterpreter on our target system. In other cases, we may be able to c ...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 greenhorn hackers! The Holy Grail of any hacker is to develop a zero-day exploit—an exploit that has never been seen by antivirus (AV) and other software developers, as well as intrusion detection system (IDS) developers. In that way, you can exploit systems ...more
Welcome back, my tenderfoot hackers! Recently, Microsoft released a new patch (September 8, 2015) to close another vulnerability in their Windows Vista, 7, 8, and 8.1 operating systems. The vulnerability in question (MS15-100) enabled an attacker to gain remote access to any ...more
Welcome back, my novice hackers! We've done a number of tutorials using one of my favorite hacking tools, Metasploit. In each of them, we've used the msfconsole, which can be reached through either the menu system or through simply typing "msfconsole" from the terminal. This ...more
Hi, gang! Time for another hack using Metasploit. We have exploited Windows XP (a very insecure operating system) and we have exploited Ubuntu and installed Meterpreter on a Linux system exploiting the Samba service. Several of you have asked for a hack on more modern Windows ...more
A powered-off Windows 10 laptop can be compromised in less than three minutes. With just a few keystrokes, it's possible for a hacker to remove all antivirus software, create a backdoor, and capture webcam images and passwords, among other highly sensitive personal data. The ...more
You may not have thought of dorks as powerful, but with the right dorks, you can hack devices just by Googling the password to log in. Because Google is fantastic at indexing everything connected to the internet, it's possible to find files that are exposed accidentally and co ...more
Welcome back, my fledgling hackers! Hacking has a long and storied history in the U.S. and around the world. It did not begin yesterday, or even at the advent of the 21st century, but rather dates back at least 40 years. Of course, once the internet migrated to commercial use ...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
Last week, we showed you how to bring the classic start menu to Windows 8. Now, we're going to show you how to bring the new Metro start menu to older Windows versions! WinMetro Thanks to IObit's new WinMetro application, you can now bring the Metro UI to older versions of Wi ...more
With AirPlay for iOS, Chromecast Screen Mirroring, and even third-party PC-pairing apps to play around with, getting your devices to interconnect could not be any easier than it is today. Samsung has never been prone to leave a feature unexplored, so in this mold, they create ...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
Step 1: What Exploit Development Is and Why Should I Be Interested on About This Topic An exploit is a piece of software, a chunk of data, or a sequence of commands that takes advantage of a bug or vulnerability in order to cause unintended or unanticipated behavior to occur ...more
I know what you're thinking—taking a screenshot is super simple. While that is partly true, taking of a screenshot of the Start Screen in Windows 8 is little bit tricky, unless you're on your Surface. The new Windows 8 works in two different realms; the normal desktop mode th ...more
You've had a massive hard disk failure.. ...in your PC or laptop and like a large number of people who think it will never happen to them...you did not have a backup of those 2000+ family pictures, those hundred of important Word documents, those family videos that you downlo ...more
In this tutorial, learn how to fix a missing or corrupt ntoskrnl.exe file on your PC. Cause: 1.Keyboard issue Solution: Swop out with new keyboard 2.Miscellaneous corruption Solution: Safemode last known good configuration. 3.Corrupt boot.ini file. Solution: bootcfg /rebuil ...more
If you have not used your eRecovery system in a long time and have forgotten the password, have no fear. This video is here to help you retrieve your details and use your program again. In this clip, learn how to recover any lost passwords with Acer's eRecovery Manager for Lin ...more
In this video tutorial, viewers learn how to burn CD with the program, CD Burner XP. Begin by downloading the program. Once downloaded, open the saved file and follow the procedure to install the program. Once installed, open the program. Then drag the desired files into the b ...more
This video will show you how to connect to XBox Live through a laptop or PC’s Wi-Fi. Connect your XBox Ethernet cable and the other end of the cable you connect it to the Ethernet port of your laptop. On Vista and XP, open control panel and go to Network Connections. Right cli ...more
This year, like every year before it, Black Friday sales are starting earlier than ever. A lot of stores will be opening their doors as early as 5pm on Thanksgiving to get a head start on the madness (and it really is madness). As we've discussed in the past, one of the keys t ...more