Hello ladies and gentlemen, welcome back to the Part 2 of our UDP & Wireshark adventure as I promised. Last time we discussed about what DNS is and how it uses UDP as its transport protocol but we left some unexplained parts behind and I'm about to investigate those with you. ...more
Nvidia has emerged as the indisputable leader in chips for Level 3 and even more advanced driverless applications, catching some of the world's largest semiconductor makers and automotive suppliers by surprise. After the car industry figured out that AI-piloted vehicles were ...more
If you want to carry a variety of network adapters without looking suspicious, a perfect solution is accessing them through Airserv-ng. Tucked away in the Aircrack-ng suite, this tool allows a hacker to plug any number of network adapters into a Raspberry Pi and access them ov ...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
Apple's Gatekeeper security software for macOS (Mac OS X) is vulnerable to remote attacks up to version 10.14.5. An attacker that's anywhere in the world can exploit MacBooks and other Mac computers by sharing a single ZIP file. The vulnerability was discovered by Filippo Cav ...more
If you've wanted to get into Wi-Fi hacking, you might have noticed that it can be pretty challenging to find a safe and legal target to hack. But you can easily create your own test network using a single ESP8266-based microcontroller like the D1 Mini. Our goal is to crack a ...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
Welcome back, my fledgling hackers! In the first part of my series on Wi-Fi hacking, we discussed the basic terms and technologies associated with Wi-Fi. Now that you have a firm grip on what Wi-Fi is exactly and how it works, we can start diving into more advance topics on h ...more
Since I first announced the new Null Byte recognition for excellence a few weeks ago, several of you have written me asking, "How can I study for this certification exam, and what material will be covered on the exam?" Now I have an answer for you. The White Hat Hacker Associa ...more
Design flaws in many routers can allow hackers to steal Wi-Fi credentials, even if WPA or WPA2 encryption is used with a strong password. While this tactic used to take up to 8 hours, the newer WPS Pixie-Dust attack can crack networks in seconds. To do this, a modern wireless ...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
It only takes a few commands to manipulate a MacBook's secure HTTPS traffic and pluck login passwords out of the encrypted data. Let's take Facebook and Gmail hacking to the next level by intercepting Safari and Google Chrome web traffic in real time. Both Facebook and Gmail ...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
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
Social engineering is a pretty important item in a hacker's toolkit. In Mr robot there was a time, we saw Elliot using social engineering to gain access to his therapist's boyfriend's email and bank accounts by calling him and pretending to be someone from his bank, then Elli ...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
Welcome back, my fledgling hackers! In one of my recent articles, I showed you how to install BackTrack as a dual boot system on a Windows computer. In this tutorial, I will walk you through BackTrack, giving you a tour of the most salient features for the hacker-to-be. NOTE ...more
Cracking the password for WPA2 networks has been roughly the same for many years, but a newer attack requires less interaction and info than previous techniques and has the added advantage of being able to target access points with no one connected. The latest attack against t ...more
Virgin Wireless, perhaps best known for Sir Richard Branson and all of his antics, is an affordable cellular option here in the US. Virgin customers can enjoy — if that's the right word for it — Sprint's cellular service, at a discounted rate, however, there are usually some c ...more
Near Field Communication, or NFC for short, is a feature that allows our smartphones to wirelessly communicate with other devices over a short distance while using almost no power at all. Think of it like a slimmed-down version of Wi-Fi or Bluetooth that can send a small burst ...more
Welcome back, my novice hackers! Episode 6 of Mr. Robot has come and gone and, as usual, it did not disappoint. Once again, our hero, Elliot, has used his extraordinary intellect and hacking skills to awe and inspire us. In this episode, Elliot is being blackmailed by the ru ...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
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
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
Nauto, which develops driver-monitor cameras and algorithms for autonomous vehicles, is among a growing list of driverless startups able to attract tens of millions of dollars in funding after raising $159 million in its latest round of financing. Led by a subsidiary of SoftB ...more
Want to take advantage of your neighbor's super fast Wi-Fi connection? If they're smart, they probably have it password protected (otherwise you wouldn't be reading this, would you?). But if you have an Android phone, you can get back at them for always parking in your spot an ...more
The team behind the Pwn Plug, a little white box that can plug into any network and access it remotely, is at it again. This time, Pwnie Express is working for DARPA to create a hacking machine that looks like a power strip, cleverly called the Power Pwn. The device has wirele ...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 it comes to attacking devices on a network, you can't hit what you can't see. Nmap gives you the ability to explore any devices connected to a network, finding information like the operating system a device is running and which applications are listening on open ports. Th ...more
In October of 2017, Mathy Vanhoef released "Key Reinstallation Attacks: Forcing Nonce Reuse in WPA2." This paper demonstrates a way to decrypt traffic on practically any WPA2 network, the most commonly used form of wireless security (seeing as all other forms of Wi-Fi encrypti ...more
I spend a lot of time helping friends and family with their tech problems, like clearing a browser's cache, scanning a Windows computer for malware, and speeding up a Mac. However, the issue I deal with most frequently revolves around forgotten network passwords. Usually, the ...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 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
One of the most critical bugs to come out in the last five years was Shellshock, a vulnerability which allows attackers to execute arbitrary code via the Unix Bash shell remotely. This vulnerability has been around for a while now, but due to the ubiquity of Unix machines conn ...more
Airgeddon is a multi-Bash network auditor capable of Wi-Fi jamming. This capability lets you target and disconnect devices from a wireless network, all without joining it. It runs on Kali, and we'll cover installing, configuring, and using its jamming functionalities on a smal ...more
If you've ever wanted to track down the source of a Wi-Fi transmission, doing so can be relatively easy with the right equipment. Using a directional Wi-Fi antenna and Wireshark, we can create a display filter to target any device in range to plot the signal strength on a gra ...more
Microsoft.com is one of the most extensive domains on the internet with thousands of registered subdomains. Windows 10 will ping these subdomains hundreds of times an hour, making it challenging to firewall and monitor all of the requests made by the operating system. An attac ...more
File inclusion can allow an attacker to view files on a remote host they shouldn't be able to see, and it can even allow the attacker to run code on a target. To demonstrate these vulnerabilities, we'll be practicing PHP file inclusion using the Damn Vulnerable Web App. We'll ...more
Hello readers, and welcome to Null Byte. Before we start, for those of you who may not know me, my name is ghost_; I'm a relatively active member of our community and have been around for a while. During my time here, I've seen our community cultivate into the brilliant one ...more
Hackers and makers are often grouped under the same label. While hackers draw on computer science skills to write programs and find bugs, makers use electrical engineering to create hardware prototypes from microprocessor boards like the Arduino. We'll exercise both sets of sk ...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
Leaving your wireless router at its default settings is a bad idea. The sad thing is, most people still do it. Once they've penetrated your network, hackers will change your router settings so they'll have an easy way back in. This allows them to change your network into a she ...more
First you need to download Aircrack-ng and Second thing you need to download is CommView for Wi-Fi. Now you have to install CommView for Wi-Fi and then install the right driver. Now start CommView and click the logging tab and set it to what is showing in the video. Now clic ...more
While the security behind WEP networks was broken in 2005, modern tools have made cracking them incredibly simple. In densely populated areas, WEP networks can be found in surprising and important places to this day, and they can be cracked in a matter of minutes. We'll show y ...more
The Deauther Watch by Travis Lin is the physical manifestation of the Wi-Fi Deauther project by Spacehuhn, and it's designed to let you operate the Deauther project right from your wrist without needing a computer. That's pretty cool if you want to do all the interesting thing ...more
Greetings dear null byters, today we start a new series, we will start to attack users using social networking that are popular such as Facebook, Skype, and much more, and in part 1 of the series will engage users of Skype. What we are going to do today? 1 - get the IP from h ...more
Welcome, my neophyte hackers! The aspiring hacker needs to know a bit of Linux to be successful, and probably most importantly, Linux networking. To fill that knowledge gap, I'm offering this guide on Linux networking basics. I assume that you understand a small amount of net ...more
Welcome back, my greenhorn hackers! In the first part of this series, I introduced you to the basics of networking including IP addresses, ports, NAT, and DHCP. In this lesson, I want to introduce you to the basics of TCP/IP, i.e., Transmission Control Protocol (TCP) and Inte ...more
Hashes containing login passwords are transmitted between Windows computers on local Wi-Fi networks. By intercepting and decrypting these hashes using Responder and John the Ripper, respectively, we can learn a target's login credentials which can be later used to gain physica ...more
Networking is built largely on trust. Most devices do not verify that another device is what it identifies itself to be, so long as it functions as expected. In the case of a man-in-the-middle attack, we can abuse this trust by impersonating a wireless access point, allowing u ...more
For the uninitiated, it can be difficult to buy that special hacker in your life a perfect holiday gift. That's why we've taken out the guesswork and curated a list of the top 20 most popular items our readers are buying. Whether you're buying a gift for a friend or have been ...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
Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to build a w ...more
Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to set up SS ...more
Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to turn any ...more
Almost every phone comes with biometric security of some sort these days, but the same can't be said of Windows computers. While fingerprint scanners are becoming increasingly common with laptops and desktops, they're nowhere near ubiquitous. Thankfully, your phone's scanner c ...more
Greetings aspiring hackers. I have observed an increasing number of questions, both here on Null-Byte and on other forums, regarding the decision of which USB wireless network adapter to pick from when performing Wi-Fi hacks. So in today's guide I will be tackling this dilemm ...more
While the portability of mobile phones makes gaming convenient, it isn't a perfect playing experience. With touch controls, small screens, and limited specs, smartphones lack the comfortability of dedicated gaming devices. But with a few tips, you can enjoy games as if you wer ...more
How to do an NMAP scan on Armitage to find IPs within a certain range. Armitage is a gui interface of Metasploit, and advanced hacking/exploiting program. It can be downloaded from http://metasploit.com/ and http://fastandeasyhacking.com/ and you will need NMAP. http://www.nm ...more
Due to weaknesses in the way Wi-Fi works, it's extremely easy to disrupt most Wi-Fi networks using tools that forge deauthentication packets. The ease with which these common tools can jam networks is only matched by how simple they are to detect for anyone listening for them. ...more