Step Function Graph

Welcome back, everybody. In the previous article, we covered the ideas and concepts of well-known ports and trust exploitation in order to evade a firewall. Today, we'll be building the shell, the part that receives commands, executes them, and sends the output back to the att ...more

Back for the second part, Just to recap in part one, we installed and configured the dhcp server. This will allow us to pass our clients requests out to the internet. This is a very important step in the evil twin attack because if your targets (clients) can't make it out to ...more

When it comes to sniffing Wi-Fi, Wireshark is cross-platform and capable of capturing vast amounts of data. Making sense of that data is another task entirely. That's where Jupyter Notebook comes in. It can help analyze Wi-Fi packets and determine which networks a particular p ...more

Hi there, first I'm canadian and my SUV so. I'm a hobbyist doing his best, not a mechanic, I don't take charge of other people's installation issues. Anyway, I decided to buy a SUV some months ago, and it comes without the wiring harness for the trailer and the hitch. I made i ...more

By far, one of the biggest advantages to having a jailbroken iPhone is being able to apply custom themes to Apple's user interface and truly set your device apart from the rest of the crowd. And if you want to change your iPhone's app icons from rounded squares to circles for ...more

The easiest way around a security policy is to find users who don't follow it. The Have I Been Pwned database identifies accounts with information breached by major third parties like Yahoo and LinkedIn. With Maltego, hackers can locate breached accounts created using company ...more

If you're a Mac user with an Android phone, some apps on your computer aren't very useful, such as Messages, which is meant to work and sync with iOS devices. But now, thanks to MDRS, LLC, using the Messages app on your Mac with an Android phone is now possible and easily achi ...more

Smartphones and other Wi-Fi enabled devices send radio signals called probe frames to locate nearby wireless networks, which makes them easy to track by listening for their unique MAC address. To show how this kind of tracking works, we can program a NodeMCU in Arduino to snif ...more

Clearing the cache on your computer is (usually) a quick and easy way to help speed it up. Deleting those temporary files frees up space, helping you computer run smoother, especially if you have not cleared the cache for a extended period. However, finding the different cache ...more

Keeping a close eye on your device storage can be a 24/7 job, especially if you're space is filling up and your device doesn't have SD card support. No matter how close of an eye you keep on it, there are always going to be apps updating databases, adding to their cache, and d ...more

It's gotten so much easier to screen record on your Galaxy thanks to One UI 2. You no longer need third-party apps — just tap a button. And while the built-in recorder doesn't have an indicator to show what's being touched on the screen, there's a simple way to enable it. Don ...more

Kodi, formerly known as XBMC, is one of the most versatile media players available. With it, you can play virtually any internet and media file in a large variety of formats, and it can be used on practically every single operating system out there, including iOS 10. Kodi, an ...more

Welcome back everyone! In the last training session we covered basic file input and output. We're going to leave this topic for a bit and start on something that will change the way we write scripts, classes. A class is basically an object. It's something that we can make att ...more

Individually addressable LEDs, also commonly called "NeoPixels" after the popular Adafruit product, are a bright and colorful way to get started with basic Python programming. With an inexpensive ESP8266 or ESP32 microcontroller, it's easy to get started programming your own h ...more

Not many people use their phone exclusively for making calls or sending messages today. If you're an Android user, the chances are high that you're using your phone or tablet for work-related activities. However, the basic set of apps and services your device was shipped with ...more

Every morning I walk out the door with my headphones plugged in and music blaring. While it's not be the most difficult thing in the world, unlocking my phone and starting my music manually every time feels like a hassle. Pressing play on my headphone's remote will auto-start ...more

Using Netcat to backdoor a macOS device has its short-comings. If the compromised Mac goes to sleep, the Netcat background process will occasionally fail to terminate correctly; This leaves Netcat running infinitely in the background and the attacker with no new way into the d ...more

Russian cyber disinformation campaigns have many missions, but one of particular interest is using technology to monitor, influence, and disrupt online communications surrounding culturally sensitive topics or protests. The ability to watch these events, and even filter positi ...more

When Yosemite was released, a more detailed boot screen came to your Mac. So now, just like on Apple's mobile devices, you will see a loading bar telling you how far into the startup process you are. Apple also decided to add a black version of this boot screen to newer Macs, ...more

Amongst the trove of high-end features on the Galaxy S5, the display may be the most impressive. Sporting a 5.1-inch Full HD Super AMOLED (Samsung's version of OLED) display with 1920 x 1080 resolution and 432 pixels per inch, Samsung's flagship has one of the best smartphone ...more

When it comes to modding Android, root gets all the glory, but a good custom recovery is really the only thing you need. Not only does it allow you to back up your entire phone, install flashable ZIPs, and load custom ROMs like LineageOS, but a custom recovery will even let yo ...more

Welcome to a tutorial on crypting technology. In this article, we will be discussing types of crypters, how they work and why they work. After defining these, we will then make our own basic crypter using the function I gave to you as a task to complete by yourself in the prev ...more

When we are building programs that communicate over a network, how can we keep our data private? The last thing we want is some other lousy hacker sniffing our packets, so how do we stop them? The easy answer: encryption. However, this is a very wide-ranging answer. Today we'r ...more

An attacker with shell access to a Linux server can manipulate, or perhaps even ruin, anything they have access to. While many more subtle attacks could provide significant value to a hacker, most attacks also leave traces. These traces, of course, can also be manipulated and ...more

Welcome back, everyone. In the previous part of this rapid-fire miniseries, we built the victim portion of the shell. Today, we'll be building the attacker portion. This script will initialize interaction with the victim portion of the shell, send commands, and receive the out ...more

OTW's great Tutorial Hack Like a Pro: How to Save the World from Nuclear Annihilation gives me the inspiration to try this on Win7 sp1. I did this under Bugtraq 2 Black Widow but it works almost similar on Kali-Linux. Step 1: Start All Services Und Run Metasploit On bugtraq ...more

The Galaxy S7 edge comes with a feature called Edge Apps that lets you quickly launch your favorite apps by swiping in from the edge of your screen. It's a natural and intuitive gesture, and as a result, we've seen a recent influx of apps that look to emulate this feature. Bu ...more

With the release of the Mirai source code, botnets are back in a big way. In the early days of botnets, zombies (infected hosts) would report to IRC (Internet Relay Chat) channels for CNC (command and control) instructions. Modern botnets have evolved, but they continue to use ...more

Imagine for a moment that a VPN is like putting on a disguise for your computer. This disguise works to change your IP address, secure your traffic with encryption, and mask your location to bypass regional restrictions. This makes it a helpful tool for both whistleblowers and ...more

Hi Folks. This is my first post. I will teach how to create a server and client python reverse shell using sockets and python language. The script i'll post here is going to be very simple, and from here you'll have the possibility to adapt to your own purpose. For example, my ...more

After years of user complaints, Samsung is finally letting us remap the Bixby button without the need of a third-party app. The new feature requires One UI a simple app update to Bixby, but there's one major downside: Samsung won't let you remap the button to open other digita ...more

Modern smartphones are packed to the brim with low-power sensors like accelerometers and gyroscopes, which means they're capable of precisely measuring almost any type of movement. So why is it that when you just want to get walking directions somewhere, your device still uses ...more

Android's stock appearance is easy on the eyes, but after a while, it's outright boring to look at. Unlike other tablets from some manufacturers, the Nexus 7 runs stock Android and is free from any special UI tweaks or customizations. Sure, you can download themes for a third ...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

Using Hydra, Ncrack, and other brute-forcing tools to crack passwords for the first time can be frustrating and confusing. To ease into the process, let's discuss automating and optimizing brute-force attacks for potentially vulnerable services such as SMTP, SSH, IMAP, and FTP ...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 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

I regularly listen to music on my Nexus 7 while working or playing my Xbox. It's light and easy to carry around, and has basically become an extension of my body. The only thing that bugs me is having to constantly turn the screen on to pause or change music tracks. Even if I ...more

No matter how far technology advances, battery life continues to be an issue. Powerful new hardware is introduced each year, but smartphone batteries only get a few extra milliamp-hours to compensate. There are several power-saving Android apps that aim to help with this issu ...more

A lot of time can be wasted performing trivial tasks over and over again, and it's especially true when it comes to hacking and penetration testing. Trying different shells to own a target, and testing out privilege escalation commands afterward, can eat up a lot of time. Fort ...more

All the Android fans out there undoubtedly remember the squeeze gestures introduced with the HTC U11. Google continued the trend by bringing the gestures to the Pixel 2 and Pixel 2 XL. Thanks to a brand new app, you can now enable similar squeeze actions on your Galaxy S9 or S ...more

One of the truly beautiful things about the HoloLens is its completely untethered, the-world-is-your-oyster freedom. This, paired with the ability to view your real surroundings while wearing the device, allows for some incredibly interesting uses. One particular use is trigge ...more

Hello, fellow grey hat hackers and aspiring coders. I'm back again with another python tutorial. Just that this one is gonna be a lot cooler ;-). We gonna make an encryption program, that well you know encrypts all the files on your pendrive or hdd or whatever you want....Also ...more

These days, using the power button to lock your Android seems a little old-fashioned. Thanks to third-party apps and mods, you could seamlessly lock your device using a double-tap, a swipe, and even gravity, or you could just throw it in your pocket, all of which help prevent ...more

I spend an ungodly amount of time on Reddit, and while I do enjoy scrolling through memes and scandalous confessions, I must admit that I spend the majority of my time watching an endless stream of YouTube videos. Dallas recently showed how to cast GIFs from Reddit to your TV ...more

Every time my Galaxy Note 3 boots up, I'm greeted by the monotonous and slightly annoying AT&T sound. If you're as tired of the stock boot up sound as I am, then follow along with me below to see how to change it to whatever sound you want, no matter what carrier version you h ...more

LineageOS is great and all, but custom ROMs were at their peak when CyanogenMod reigned supreme. It had all sorts of innovative features that have since been copied by Google and Samsung and the like. But one thing that still hasn't been adopted into stock Android or One UI is ...more

On most Android devices, the various volume levels are comprised of either 7 or 15 steps between minimum and maximum. For voice-call volume, alarms, and notifications alike, 7 presses of a volume button will bring you all the way from silent to full-blast. With media controls, ...more

When you get a new phone, the last thing you want to deal with is a ton of preinstalled programs staring back at you. They not only clutter your home screen with apps you'll probably never use, but they're also wasting space on your internal storage and potentially draining ba ...more

Like an overbearing mother, Apple will constantly nag you through annoying red bubble alerts about iOS updates that are ready to install. Fortunately, you don't have to take this issue lying down, as there are ways to prevent your iPhone from receiving OTA updates and their co ...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

Audiobooks are great because they require little-to-no effort on your behalf. When driving in traffic, why not listen to George R.R. Martin's lengthy A Feast for Crows instead of repetitive, commercial-laden radio? Maybe it harks back to prepubescent bedtime readings, but havi ...more

The Windows 10 desktop and microphone can be livestreamed without using Remote Desktop Protocol (RDP) software and without opening any ports on the target computer. A hacker with low user privileges can monitor and exfiltrate a target's every move and private conversation in r ...more

Starting Sept. 13, you can preorder the iPhone 11, 11 Pro, or 11 Pro Max from Apple, wireless carriers, and various e-commerce websites. However, unlike with Android smartphones, there is only one set of iOS phones that come out each year, so they're pretty hot items. That mea ...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

Multitasking has always been one of Android's strengths relative to other mobile operating systems. As the first cell phone OS with "true" multitasking, Android's been ahead of the game in this department for quite some time. To stay on top of the heap, though, further innova ...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

Scrolling through my Instagram feed, I inevitably come across an image or video that I genuinely like amongst the countless selfies and plates of food porn. Naturally I want to save this image before it's buried under new posts from the heaps of people I follow, but I'm left s ...more

While the new Lollipop wallpapers are great, they'll eventually get stale like all of the others. I've covered a bunch of cool Android wallpaper apps previously, including ones that give you psychedelic and shake-to-change options, but this time I was on the hunt for some geom ...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