Sensitive Data

Web 2.0 technology has provided a convenient way to post videos online, keep up with old friends on social media, and even bank from the comfort of your web browser. But when applications are poorly designed or incorrectly configured, certain flaws can be exploited. One such f ...more

The misconception that macOS is more secure than the Windows operating system is far from the truth. With just one small command, a hacker can completely take over a MacBook and control it remotely. The sheer volume of Windows computers currently in operation around the world ...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

While most are still fighting through a somewhat ridiculous invite system, OnePlus is starting to ship out a decent number of their One flagship devices to those who were able to obtain one. We all know that the price is the phone's biggest selling point, but there's still mu ...more

Greetings my fellow hackers, In the previous article, I discussed briefly about ransomwares and their devastating capabilities. Devastating in a way that ransomwares are not only known to encrypt files but to also lockout some specific functions of the system and hold it up f ...more

It has been a long while since I last came here to write an article. Graduate school keeps you busy. After I looked over what I had written previously, I decided that I should introduce another fun topic from cryptography. In this case, steganography. In this article, I will ...more

A little-known setting on your iPhone gives you the power to change the color of certain contact names and email addresses when drafting an email. Customizing the color works well for visually separating contacts at a glance, and it can even help you from sending an email to t ...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

Leaked databases get passed around the internet and no one seems to notice. We've become desensitized to the data breaches that occur on a daily basis because it happens so frequently. Join me as I illustrate why reusing passwords across multiple websites is a truly awful prac ...more

As you're surely aware, your phone can be used against you. Thanks to our cameras and microphones, a clever hacker can obtain access to your device and invade your privacy. But spying isn't limited to just these two sensors — gyroscopes, proximity sensors, QR codes, and even a ...more

UPDATE: This post is outdated, the latest version with the correct links and updated instructions can be found at my blog, here - https://techkernel.org/2015/12/19/embed-metasploit-payload-in-apk-manually/ Hi guys, I'm here again with my second tutorial, as I promised. Metas ...more

These days, that pocket-sized computer we call a smartphone is home to your entire digital life. But with the onset of mobile payments and online banking, the line between your virtual world and the physical realm is becoming increasingly blurred. We vigilantly remember to lo ...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

Smartphones are like high tech buckets that collect our personal information through constant use. This has some obvious benefits, like getting a more personalized experience with our devices. On the other hand, this data is a tempting target for bad actors looking to make a b ...more

Our smartphones are full of personally-identifiable information. So much of what we do with these devices is tracked and recorded to make our experience more streamlined and personalized. For many users, that's a fair trade — but for privacy-minded folks, it's a raw deal. And ...more

Identifying vulnerable devices and services on a target router can be difficult without leaving logs and other traces of an active attacker on the network. However, there is a way to covertly decrypt and view Wi-Fi activity without ever connecting to the wireless network. Whe ...more

Equifax reported on Sept. 7 that it discovered a breach on July 29 which affects roughly half of Americans, many of whom don't realize they have dealings with the company. Hackers got away with social security numbers, addresses, and driver's license numbers, foreshadowing a " ...more

Smartphones are more like computers than actual telephones. Unfortunately, thieves, hackers, and other bad actors know this and are always looking to make money off your personal data. Thankfully, your Galaxy S20, S20+, or S20 Ultra has tools to combat these threats — as long ...more

After poor sales of the Pixel 3 and Pixel 3 XL, Google needs to reinvigorate its Pixel lineup, devices it's been pushing heavily over the last couple years. On May 7, Google had the eyes and ears of the technology industry at its Google I/O keynote, making it the perfect time ...more

The macOS 10.14 security update tried to make parts of the operating system difficult for hackers to access. Let's take a closer look at how its new feature works and what we can do to spoof the origin of an application attempting to access protected data. Apple introduced so ...more

Anonymity is something that doesn't exist today. Everything you do in the world is tracked, from the purchases you make to surfing the internet—even taking pictures on your iPhone. Everything you have ever said and done on the internet is still there—somewhere. This is called ...more

Smartphones are inherently bad for privacy. You've basically got a tracking device in your pocket, pinging off cell towers and locking onto GPS satellites. All the while, tracking cookies, advertising IDs, and usage stats follow you around the internet. So no, there's no such ...more

There's always an iPhone in our list of top phones for privacy and security, due in large part to advanced security measures like Face ID, consistent iOS updates, and easy ways to prevent unwanted access and excessive data sharing. However, some of those options actually do th ...more

If you think you might be a likely target of a black-hat hacker, there's a new iOS security feature that offers extreme protection for your iPhone against spyware, phishing attempts, and other highly sophisticated cyberattacks. While anybody can activate the advanced security ...more

Kali Linux is probably the most well-known hacking distribution among penetration testers. However, there are alternative distros which offer versatility and advanced package management systems that are absolutely worth considering. One such distribution is Pentoo, a Gentoo-b ...more

These days, most images we post online or share with others come from our smartphones. Whenever personal data is in them, such as debit card numbers, addresses, phone numbers, passwords, and other sensitive information, it's easy to jump into your iPhone's markup tools to blac ...more

Over the years, we've seen security breach after security breach, as well as high-profile data scandals where collected personal information was misused by companies. Apple makes customer privacy a priority, so there have been few issues to worry about when it comes to its ser ...more

On an iPhone, it's easy to blur or cross out faces and sensitive information found in your images — just use Apple's Markup tool for all your obfuscation needs. Things aren't as simple when it comes to videos. There are no built-in iOS features to blur, redact, or otherwise ob ...more

You're a busy, on-the-go professional, so you deserve an email client that keeps up with you. "Mail" on iPhone wasn't always the best option, but thanks to iOS 13, it feels like a completely different app. That said, there are plenty of alternatives that offer a different expe ...more

After nearly two months of beta testing, Apple is finally pushing the iOS 15.6 software update to all iPhone users. While it's not as feature-rich as the iOS 15.5 or iOS 15.4 that came before it, there are still a few things you'll want to know about it. The iOS 15.6 update w ...more

Privacy is a growing concern in the tech industry, but Apple has fallen behind many of its peers when it comes to email security. Fortunately, iOS 15 changes that. Your email address is the key to a vast amount of personal information, not to mention a stepping stone into your ...more

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more

The latest software update for iPhone has a few new features you should know about, including an enhanced security feature to protect your Apple ID account from phishing and other attacks. Keep reading to see everything new that's included with iOS 16.3 for iPhone. The iOS 16 ...more

The last few months of WikiLeaks controversy has surely peaked your interest, but when viewing the WikiLeaks site, finding what you want is quite a hard task. Despite rumors of easy access via the Kindle and iTunes App Store, there currently is no way to view the leaked docum ...more

For travelers on-the-go, or penny pinchers who like to surf the web for free in public places, there are necessary precautions one must take when accessing sensitive information over a public WiFi connection. For advice on doing this safely, check out Glenn Fleishmann'sguide t ...more

Hello and welcome to another InfoSecurity World tutorial. The intent of this article is to teach one how to encrypt sensitive files. When set up correctly with a strong password, it would be almost impossible to hack. Even the FBI have had issues decrypting this software. I'm ...more

In this article, I'll be explaining the basics of how microcontrollers work, physically and virtually. First off, microcontrollers are no simple thing, so don't be discouraged if you find it mind-boggling! The world of microcontrollers is fascinating, engaging, and an awesome ...more

Dropbox continues to make headlines with their recent programming blunder which left the accounts of its 25 million customers wide open during a four-hour time span. During the duration, anyone in the world could access any Dropbox profile by typing in any password. And seeing ...more

The days of trundling hoops, hopscotch and painted wooden rocking horses are long since past. The latest trend in toys? Biofeedback. Electroencephalography. A decade into the 21st century, the toy market is awash in products that incorporate functional neural sensors. One suc ...more

You walk over to your laptop, wiggle your mouse to wake up the screen, then fire up your browser to come visit Null Byte. Catching the article about Anonymous and how they presumably will not take down the Internet, you find yourself wondering... how would someone take down th ...more

Null Byte is looking for moderators. More threats to computers exist every day. Not only do we have computer viruses and malware, but we have rootkits and other nasty pieces of code that can log your keyboard strokes or even add your computer to a botnet to attack other websi ...more

Here at Null Byte, we've spoken a lot about securing and anonymizing traffic. This is a big deal. With all of today's business taking place electronically via computers, we need to be secure when on-the-go. A lot of businesses don't even train their employees to secure their c ...more

Cryptography is a quintessential part of computer security in the modern world. Whenever you buy something on eBay or log into Facebook, that data is encrypted before it's sent to the server in order to prevent third parties from eavesdropping and stealing your sensitive infor ...more

We've all seen the breathtaking, colorful photos of the Eagle, Egg and Cat's Eye Nebulae. You may not recognize them by name, but you've seen them, whether in astronomy textbooks, magazines, websites, album covers, or tee shirts. They are some of the most striking photographs ...more

A press release should be about news. It should have a sense of urgency about it and grab the reader’s attention from the outset. A good press release must quickly answer the journalist’s immediate questions: Who? What? When? Where? Why? How? The release should ideally conta ...more

If you're interested in bypassing Windows and Linux passwords, there is a great tool from the good people at Kryptoslogic. Have you ever forgotten your administrator password? Have you ever bought a used computer with a password on it? Well, Kryptoslogic have created a boot-di ...more

When BlackBerry made the move to Android OS, they were aware of the limitations it presented. Unlike with BB10, they didn't create the operating system and would have to deal with the vulnerabilities already included. As a result, they added numerous security enhancements, and ...more

Apple just released its biggest update to iOS 17 yet, and there are 60 exciting new changes for your iPhone. With iOS 17.2, you get a brand new app, more Apple Music enhancements, upgrades in Messages, and a new security feature that was announced last year, as well as changes ...more

Deleted bank statements and private photos are still within an attacker's grasp, so don't think that emptying your recycling bin is enough to keep your files from coming back to life. It's possible for a hacker to recover compromising files and images from a backdoored compute ...more

One of the best things about Android is the ability to customize every aspect of your device to make it your own. However, unless you have prior knowledge or experience with every single setting available to you, you might have missed a few critical features without even knowi ...more

The addition of a new research mode for Microsoft HoloLens will enable researchers and developers to tap into a wider range of data collected by the device's sensors. Available in the Windows 10 RS4 update for HoloLens, application code in Research Mode can access computer vi ...more

Our future technology has a lot of amazing possibilities, and few have more promise than augmented and mixed reality headsets. But these advancements come with several concerns over privacy, and if we don't understand them, we may lose control of our own data without even know ...more

For many of us, our work phone and our personal phone are one and the same. Just any old phone isn't going to cut it when you need to meet a deadline — a phone with built-in features that make it easier to get things done is almost a must. For this article, we defined product ...more

For anyone wanting to keep information private, plain text is a format of the past. Instead, cheap, powerful encryption is widely available, but often not easy enough to use to attract widespread adoption. An exception to this rule is EncryptPad, an easy to use application tha ...more

As it turns out, your Android apps are pairing together to share your data without asking for your permission first. Researchers from Virginia Tech developed a tool called DIALDroid to monitor exchanges of data between Android apps over the last three years, and what they've f ...more