Get a Login and Password From Another Computer

The conversation of which operating system is most secure, macOS vs. Windows, is an ongoing debate. Most will say macOS is more secure, but I'd like to weigh in by showing how to backdoor a MacBook in less than two minutes and maintain a persistent shell using tools already bu ...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

Today I am going to teach the various ways that you can use social engineering to hack a system. For those of you that have followed my past tutorials, you know that social engineering can unlock a world of possibilities. This is because no matter how many firewalls, no matter ...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

Thanks to a couple of photoshopped images that made rounds across Twitter last year, iPhone users were duped into thinking that iOS 8 included a security feature that would lock individual apps. Of course, none of it ended up being true, but we covered other features and apps ...more

Connecting to your headless Raspberry Pi on the go typically requires a network connection or carrying around bulky peripheral hardware like a screen and keyboard. With the help of an old-school connecting standard, though, you can log into your Pi from any computer using a si ...more

Have you ever used an open wifi, which after you connect displays a website to enter your credentials to get internet? That website is called captive portal and widely used in airports, hotels, universities etc. Have you ever wondered what would happen if someone would set up ...more

Having an SSH or Secure SHell to tunnel your traffic through is something we have talked about many times at Null Byte. As we know, it allows us to securely route and encrypt our traffic through a remote server, effectively anonymizing us and protecting our traffic from all fo ...more

How did it happen? How did your ultra-secure WPA password on your wireless network get broken into? Well, you might have just found yourself at the mercy of a cracker. Crackers are malicious computer users who specialize in breaking into things. Whether it be passwords, login ...more

This Windows 8 tutorial will show you how to create a local user account on your PC. When you create a local user PC account, you will only have access to your account from that individual computer. A local Windows 8 user account uses a user name and password to login. Video: ...more

The option to auto-fill passwords on your iPhone has been around a while now, but iOS 12 improves on it by suggesting strong passwords when first creating an account online in Safari or within apps. Apple has also added "password reuse auditing" for your iCloud Keychain, where ...more

There's a new macOS vulnerability that hackers within physical reach of your computer can use to gain root access to your system and accounts. Just by using "root" as the username and a blank password on a privilege escalation prompt, someone can install malware on your comput ...more

The Pi-hole project is a popular DNS-level ad blocker, but it can be much more than that. Its DNS-level filtering can also be used as a firewall of sorts to prevent malicious websites from resolving, as well as to keep privacy-killing trackers such as Google Analytics from eve ...more

Movies like to show hackers breaking passwords with fancy software and ludicrous gadgets. The reality of busting passwords open is much more mundane. Simple as it may sound, most passwords are broken purely by guesswork. Check out this infographic from ZoneAlarm, as well as th ...more

Leaving your computer unattended, whether at home, work, or a coffee shop, even for just a short while, is enough time for someone to steal it or look at your personal files. While there are ways to deter thieves, it's a little harder to keep snoops away. You could put your c ...more

There are more ways to finding your missing iPhone than using Apple's own "Find My iPhone" tool in iCloud. If you just need help tracking down your iPhone in your home or at a friend's house, Find My iPhone isn't necessarily the most convenient thing to do when you've got thes ...more

For many busy people, time is of the essence, and for others, it's simply just being impatient. But no matter what your vice, having your computer start up as quickly as possible is usually a plus for anyone. If you have Windows 8, the start up times have drastically improved ...more

This is the second installment of the short series on how to remove user passwords in Windows. Once again this has only been tested on Windows 7. If I can find some time between two jobs and school I'll test all the ways on Windows 10 and Windows 8/8.1. Step 1: Startup Repair ...more

When you need a file on your Mac as soon as possible, you usually have to get your MacBook or hop on your iMac, Mac mini, Mac Pro, or Mac Studio. But that's too much work if you're in bed, lying on the couch, or outside in the fresh air. Why even bother when you can access tha ...more

I still remember when I had to get up from my comfy spot on the couch to change the channel on my old television. So for me, the remote control may be one of the most underrated inventions of the last century. These days, remotes take on all sorts of shapes, not just the typic ...more

I can't say it's absolutely true, but when it comes to mobile word gaming, there's Scrabble people and then there's Words with Friends people. It feels segregational. Rarely does one play both. At least, that's what I see when it comes to my family and friends. Everyone who l ...more

Sharing your Wi-Fi password is like giving an unlimited pass to snoop around your network, allowing direct access even to LAN-connected devices like printers, routers, and security cameras. Most networks allow users to scan and attempt to log in to these connected devices. And ...more

Spam is everywhere and Facebook is no exception. In fact, spammers are constantly stepping up their game by tricking unsuspecting Facebook users to participate in quizzes, games, apps, or "new features" that are actually dangerous computer viruses, spyware, or other trojan hor ...more

SSH is amazing, and we praise its existence on Null Byte for many reasons. Notably, it allows us to reroute our traffic through encrypted ports on our local host to be sent to its destination when on the go. You can even control your home computers remotely over a secure and e ...more

A router is the core of anyone's internet experience, but most people don't spend much time setting up this critical piece of hardware. Old firmware, default passwords, and other configuration issues continue to haunt many organizations. Exploiting the poor, neglected computer ...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

Probably SSH is not as clean and fast as other useful tools like netcat, but it has some features which are very useful, and when you'll need them, here's how to behave with that huge amount of computers all over your house. Probably, you already know what SSH means, but for ...more

People who know that I am a professional hacker often ask me what they can do to make their computers and personal information safe from people like me. The answer, of course, is that nothing will make you completely safe, but there are a number of measures any computer user c ...more

With a tiny computer, hackers can see every website you visit, exploit services on the network, and break into your Wi-Fi router's gateway to manipulate sensitive settings. These attacks can be performed from anywhere once the attacker's computer has been connected to the rout ...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

Jailbreaking gives iPhone users almost unfettered access to their devices, offering a slew of customizations, new features, and improved apps that you just can't get elsewise. Unfortunately, Apple has clamped down hard on the latest iterations of iOS, making jailbreaking extre ...more

Hello Everyone! I wanted to share a free and open source note taking tool that I've been using for quite some time now. From what I can tell, it's a very safe a secure method keeping passwords, links, and personal stuff encrypted and online. TURTL https://turtl.it Turtl is ...more

There are lots of people who want to stay anonymous online, and lots of reasons they want to do this. Staying anonymous on the internet isn't easy, and it's probably possible to trace almost anyone with enough time and resources. A lot of people think that they're completely s ...more

The latest film addition in the American-produced Millennium series, The Girl in the Spider's Web, was just released on Blu-ray a few days ago. As you could expect, the movie has many hacking scenes throughout, just like the previous English and Swedish language movies centere ...more

People use browsers for all types of things, and in general, we trust a lot of personal information to them. That's why browsers are a perfect attack surface for a hacker, because the target may not even know they are infected and feed you all of the information you could want ...more

A lot of different places have computers with controls on them for several things; some have controls for installing software, some for running software, blocking websites, opening certain file formats, etc. Obviously, not all places use the same methods, and not all of the m ...more

In a previous guide, I demonstrated how to extract images from a security camera over Wi-Fi using Wireshark, provided you know the password. If you don't know the password, you can always get physical with the Hak5 Plunder Bug. Using this small LAN tap, we can intercept traffi ...more

While MacOS computers have been spared from some of the most famous malware attacks, there is no shortage of malicious programs written for them. To keep your computer safe from some of the most common types of malware, we'll check out two free tools. These tools can automatic ...more

Windows 10 passwords stored as NTLM hashes can be dumped and exfiltrated to an attacker's system in seconds. The hashes can be very easily brute-forced and cracked to reveal the passwords in plaintext using a combination of tools, including Mimikatz, ProcDump, John the Ripper, ...more

Android has several features built into the platform that improve user experience but require extra attention to prevent a security breach. By modifying these settings, you can drastically reduce the possibility of someone exploiting your device or intercepting information. B ...more

For anyone using open source information to conduct an investigation, a balance between powerful tools and privacy controls are a must. Buscador is a virtual machine packed full of useful OSINT tools and streamlined for online research. This program can easily be set up in Vir ...more

Welcome to another Community Byte announcement! In the past two sessions, we have coded an IRC bot in Python capable of issuing commands. Since it can issue commands and most of you are new to programming, that project will stay idle for a while. Other commands such as voice a ...more

Developers creating login systems know better than to store passwords in plain text, usually storing hashes of a password to prevent storing the credentials in a way a hacker could steal. Due to the way hashes work, not all are created equal. Some are more vulnerable than othe ...more

There has been significant debate over law enforcement's right to access our digital devices in recent years. New tools from Grayshift and Cellebrite are popping up faster than ever to help government agencies, as well as traditional hackers, break into iPhones. If you're conc ...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

Do you remember the last time we used BeEF? Well, now we get to use it again, but this time with MITMf! We are going to auto-inject the hooking script into every webpage the victim visits! Requirements If you don't already have it, install MITMf via apt-get install mitmf. Yo ...more

Computers all over the world rely on a program called "libssh" to use the SSH communications protocol, which allows trusted users to log in and administer computers remotely. Due to a flaw in libssh, fooling a computer into granting SSH access is as easy as telling it you alre ...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

In five short years, three generations of ultra-low-cost Raspberry Pi devices have challenged the boundaries of what a person can do with a $35 computer — especially with Kali Linux. With each Pi more powerful and cheaper than the last, the addition of the Pi Zero in 2015 too ...more

Surveillance is always a useful tool in a hacker's arsenal, whether deployed offensively or defensively. Watching targets yourself isn't always practical, and traditional surveillance camera systems can be costly, lacking in capabilities, or both. Today, we will use motionEyeO ...more

While you may not have loads of secret files hiding on your computer, there might be one or two items that need a little extra security, like a file of website logins or a folder of risqué photos. Mac OS X does have FileVault as a good security option, which uses XTS-AES 128- ...more

What if the code you are trying to reverse engineer is obfuscated or somehow corrupted? What if no way is left? Here comes what I like to call (wrongly and ironically) the "brute force of reverse engineering". Before I even start, as always, I wanted to apologize for any uncl ...more

Aircraft equipped with ADS-B are constantly shouting their location into the radio void, along with other useful unauthenticated and unencrypted data. In this guide, we will make an ADS-B receiver using a Raspberry Pi with a software-defined radio (SDR) dongle, which we can us ...more

You may have asked yourself, "How do hackers take my password, if the website owner can't?" The answer is simple. When a website stores your login password for the site, it is run through a cryptographic hash function before it enters the database (if the website isn't Sony). ...more