Use Say Command in Mac

When you think of Terminal, you probably imagine some hacker sitting in front of their computer in a dimly lit room trying to break into an FBI database. In reality, it's just a simple tool that can make using your Mac much easier. Now, I'm not saying that learning Terminal c ...more

Macs are generally highly power efficient due to, in part, the optimized sleeping schedule with OS X. Yet in certain scenarios, you might not want your Mac to go to sleep: downloading a huge file, reading a book, reviewing a spreadsheet, analyzing some content on the screen... ...more

One of Android's most glaring weaknesses is its lack of an iMessage equivalent. That is, of course, until now. There's one app that will allow Android users to experience iMessage on their non-Apple phone, complete with end-to-end encryption, message effects, and group messagi ...more

While installing the new Android 9.0 Developer Preview is fairly easy if you're using a Windows machine, it's a little trickier if you want to use macOS instead. To help you get the latest Android OS on your Google Pixel phone, we'll break down the whole process so using your ...more

AppleScript is quite an easy scripting language to use. In this guide, I will be showing you several commands. Near the end, I will show how these can be used to create a fake virus that actually does no harm. Of course, this is only one way to use these commands—use your ima ...more

You may know the traditional way to take a screenshot on your iPhone, but it may not be the best action for your needs. There are faster ways to capture an image of your iPhone's screen, methods for capturing overlays and other elements that won't show in regular screenshots, ...more

My girlfriend was going away for a few weeks, but where she was going, there was no easily accessible Internet. She works mostly on the web, so it was imperative that she have a decent Internet connection during her travels. So, tethering her phone was the only real possibilit ...more

Rooting usually means sacrifice. With most root methods, you lose access to apps like Netflix and Android Pay when SafetyNet gets tripped. More importantly, you lose the ability to accept OTA updates, forcing you to manually flash new Android versions. But there's a way around ...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

Using an iPhone isn't difficult, but it can be if you're using it for the first time, especially if you switched from an Android phone. That's primarily because of the massive difference in the user interface between the two operating systems. And when it comes to taking scree ...more

Hello all! In this tutorial, I'd like to show you one way of getting root on OS X. Check out this GitHub page for a recent privilege escalation exploit that was recently discovered. I've tested it and it works on both OS X 10.9 Mavericks and OS X 10.10 Yosemite, but appears to ...more

Android 7.0 Nougat has finally arrived—well, technically, it's in the process of arriving on Nexus devices across the globe. Google uses a staged rollout system to prevent excessive server load when issuing Android updates, which means even though Nougat has made its official ...more

Making a NANDroid backup can save you from all sorts of flashing-related mishaps and accidents. Bootloops, SystemUI crashes, accidental wipes, bad ZIPs, or a dozen other possibilities—there's almost no condition in which a NANDroid is unable to correct problems with your devic ...more

Hackers often rely on lazy system admins and unpatched vulnerabilities to get access to a host. Keeping intruders off of our machines requires us to update daily, only run the services we need, and read the code, among other things, but we can still make mistakes. Luckily for ...more

Did you know Kali 1.0.8? You probably did, and you probably know about the EFI boot option that has been added. That's a very interesting new feature because it allows Kali to be easily booted on Mac too, and every EFI-supported device. First three preview lines gone? As alw ...more

If you're worried about the security of your Mac, there are easy measures to prevent the most dangerous attacks. Named after the tactic of accessing an unattended computer in a hotel room, we can thwart "evil maid" attacks with Do Not Disturb and LuLu, free macOS tools by Obje ...more

Hello all, this is my first submission to null byte! I noticed something a little strange, particularly that whenever Meterpreter is discussed, it is virtually always in the context of Windows. Granted, the Windows Meterpreter is more powerful than the version that can run on ...more

In most cases, when the free trial of software is over, that's it—you're left to either pay for it or find an alternative. But what happens if the trial wasn't long enough to sell you on the product? It'd be nice if there was a way to test it out again without having to whip o ...more

Trying to figure out which music streaming service to subscribe to can be a difficult task when the playing field is so crowded. Each has its benefits, as well as downsides, so finding the right one for your needs and wants can take a lot of overwhelming research. But we've do ...more

Hi there again, aspiring hackers (and veterans as well)! I'm going to explain how to perform a dictionary attack on a WPA/WPA2 protected network with Wifite. Please note that this doesn't work with WPA Enterprise For that end, you'd have to use an Evil Twin to get the "Enterpr ...more

Apple may have made Mavericks more accessible to Mac users everywhere at the fair price of zero dollars, but unfortunately, they made it trickier to create a bootable install drive of the Mac OS X 10.9 operating system. Don't Miss: How to Create a Bootable Install Drive of 10 ...more

John Oliver sunk his teeth into Republican presidential candidate Donald Trump during the long segment on the latest Last Week Tonight. The whole 21-minute video is definitely worth a watch, but the real fun starts around the 18-minute mark. Video: . Oliver brings to light tha ...more

Heartbleed, move over. There's a new bug in town, and this time it's also affecting Mac and Linux computers. It's called Shellshock (its original official title is CVE-2014-6271), and it's currently got a 10 out of 10 severity rating over at the National Cyber Awareness System ...more

Google TV gives the new Chromecast a home screen full of curated content from your various streaming subscriptions, but it's just that — a home screen app. Underneath, Google's new dongle is running Android TV, meaning its home screen is just a launcher that can be installed o ...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

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

Google's Pixel phones claimed the top spot in our ranking of the best phones for rooting, but they do have one drawback from a modder's perspective: Because of their A/B partition layout for seamless updates, the devices don't have official support for Magisk. Thankfully, thou ...more

Returning your device to stock, whether it is because you need to sell it or just want to receive OTAs again, is not always a simple process. Since HTC has released countless variations of both the M7 and M8 HTC One, it can be a pain in the ass finding the right files and tool ...more

During the Google I/O 2019 keynote, the latest Android Q Beta was released to the public for Pixel smartphones along with 15 other non-Pixel devices. It's the third Developer Preview for Android 10, but it's the first official public beta outside of Google's Pixel smartphones. ...more

It's been little over a month since the official release of LG's latest flagship phone, the LG V20. Despite a few minor hiccups, the V20 has been attracting attention from all over for being an amazing phone. But like with most Android phones, there's no better feeling than ro ...more

Anyone who has rooted their Android device has likely used a tool called Android Debug Bridge, better known as ADB, at some point during the process. For most, that is their only interaction with the ADB, but to be a true Android power user, you need to really know the tools a ...more

If you live in the US, it's pretty simple: The Google Pixel 4a is the best phone for rooting and modding in 2020. Its price keeps the risk-reward ratio nice and low, and its unlockable bootloader makes it easy to modify virtually any aspect of Android. But recent updates to A ...more

Often times when staying at a hotel or anywhere for that matter, you'll whip out your laptop and check the local area for Wi-Fi. I know you've all been in my shoes when you find an unsecured network that appears to be public Wi-Fi belonging to the hotel or airport, and you con ...more

When I first received my HTC One M8, I was in love with the 5-inch screen size, but the icons and font just seemed too big, wasting valuable screen real estate. Phablets, like the Samsung Galaxy Note 4, have only slightly larger screens, but don't seem to have this problem sin ...more

When you click a link from Google search, the link itself turns purple to let you know you've already visited this page. But let's say you're searching for something similar a few weeks from now and you see one of these purple links—you'll probably think to yourself, "What was ...more

If you just got an iPhone 12, 12 Pro, 12 Pro Max, or 12 mini, and you've never owned an iPhone before, some of the most basic tasks can be baffling. Shutting it down, force-restarting it, quitting apps, and even viewing the percentage of battery remaining sound simple but aren ...more

This Null Byte is a doozey. On Sunday, September 19th, an exploit for the latest Mac OS X 10.7 "Lion" was discovered by Patrick Dunstan. This exploit allows for an attacker, even remotely, to request to have the root user's password changed without knowing the password to the ...more

Skype is a great service. It allows a free solution for VoIP to VoIP calls, and cheap VoIP to landline calling. However, a very disturbing, little known fact that might push you away from Skype does exist. If you closely read the terms of service agreement, it clearly says tha ...more

You're at your friend's house. All you've heard about all day is his new laptop. He's got a brand new top-specced MacBook Pro, and he won't stop going on about it. It particularly annoys you as all you've got is a 4 year old cheap laptop, even if it is running Linux. If only ...more

Do you ever thought that you can't control an Internet disconnected system? I saw a funny video in Chema Alonso's youtube channel (A well-known hacker of my country and creator of Fingerprinting Organizations with Collected Archives among other security tools), and decided to ...more

Update, November 12, 2014: Android 5.0 Lollipop is officially out now. If you haven't gotten the OTA yet, check out our new guide on installing the official Lollipop builds on any Nexus for download links and instructions, for Mac or Windows. Google I/O 2014, the annual devel ...more

Greetings null-bytians. Say you have been able to penetrate your neighbour's AP, and of course you had spoofed your MAC address. Now you go on and test to see with excitement if the password really works and the MAC is still spoofed. You login successfully and you browse the w ...more

If you read my previous post, "How to Hack into a Mac Without the Password", you know that it is very easy to break into someone's Mac if you have physical access to the computer. Now the question that lies is, how do we protect ourselves from this happening to us? Well, here ...more

I can definitely say that my MacBook is one of my best friends, but I was still very disappointed when I realized that the only game my laptop came with was chess. For starters, I'm not very good at chess. I haven't even beat the computer once, which really grinds my gears. Bu ...more

While the iPhone came before the first Android smartphone, every new iOS version seems to include a wealth of features already existing on Android, and iOS 17 is no exception. Apple's currently beta testing iOS 17 with developers, with a public beta coming in July and a stabl ...more

Metasploit is an extremely popular pentesting tool capable of enumeration, exploitation, and injecting shell code, and is a part of almost every hacking toolkit. So there's no way I could leave this out of our series on getting your Mac set up for hacking. Luckily for those o ...more

Google's latest Nexus device is big, bold, and beautiful—and now it's got root. Thanks to some quick work by legendary Android developer Chainfire, the Nexus 6 already had a clear-cut root method before most stores even had it in stock. CF Auto Root is a wonderful tool that h ...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

If you ever want to root your OnePlus 6, install TWRP, get Magisk and Xposed, or flash a custom ROM, the first thing you'll need to do is unlock your bootloader. Your bootloader is a piece of firmware that loads up the operating system on your phone. Normally, it's programmed ...more

Downloading third-party screen recording apps can be dangerous. The primary function of these apps is being able to record everything on one's display, so it's easy to see how a malicious developer could exploit this for their own gain. That's why the addition of Android 10's ...more

One vital part of Android 10's new navigation system is the "QuickStep" gesture. Swipe up from the bottom of your screen, then pause. You'll see your recent apps along with a dock containing a handful of icons for quick access. This dock is provided by the phone's launcher, wh ...more

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

While Apple's Continuity feature has certainly impressed me, I can't help but feel like it could be used to create a better connection between my iPhone and Mac. Sure, Handoff allows me to pick up where I left off in certain applications between the two devices, and it lets me ...more

To really customize your Samsung Galaxy S3, you'll need to be rooted, because most of the coolest mods and hacks require root access. If you haven't rooted yet, you're just barely touching the surface of what your GS3 can do for you. However, if you've never rooted before, it ...more

The Pixel 5 is a great value proposition in this era of $1,500 phones. With its reasonable price tag, fully open-sourced software, and unlockable bootloader, it's also an ideal phone for rooting. The process of rooting the Pixel 5 is a tried and true method: Unlock the bootlo ...more

One of the best features of Android is the fact that it's open-source, giving developers the ability to use it on pretty much any device they can think of, like on a Windows PC using Andy. That's what drove the creators behind the Android-x86 project to port over the mobile OS ...more