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News: Autonomous, Solar-Powered Fijibot Only Lives to Survive Another Day

Aside from being completely adorable, Fijibot is a completely autonomous robot that automatically seeks out light sources to charge his solar-powered battery. He's built from a 1.5 liter Fiji water bottle, packed with an Arduino Uno, 6 volt solar panel, and an Arduino Proto Shield. His other parts are all off-the-shelf gear you could grab at RadioShack, while the wheels are from a discarded RC car. Fijibot isn't a particularly useful robot, but it's still fun to watch him navigate from light ...

News: Coming Soon to a Smartphone Near You: 3D Navigation for Buildings!

Now that everyone has an Android or iPhone in their pocket, there's no excuse for being late to an appointment or job interview. Thanks to that GPS receiver in your smartphone, navigating your way through city streets and highways is a cinch, in or outside of your vehicle. But once you get inside a building, that fancy GPS feature doesn't know what to do. Which direction is the elevator? How do you get to room 819? Where's the nearest fire exit? The bathroom?

How To: Attack Web Applications with Burp Suite & SQL Injection

Web applications are becoming more and more popular, replacing traditional desktop programs at an accelerated rate. With all these new apps out on the web comes various security implications associated with being connected to the internet where anyone can poke and prod at them. One of the simplest, yet the most prevalent types of security flaws found in modern web apps are SQL injections.

How To: Set Up Contact Key Verification for the Highest Level of iMessage Security

Your iPhone is fairly secure by default, but Apple's Lockdown Mode takes it to Fort Knox levels of protection. If you're a high-value target for spyware, phishing attempts, and other sophisticated cyberattacks, it's an essential feature. But for almost everyone else, it's an extreme move. If you simply want to verify someone's identity when chatting, Contact Key Verification is a more practical option.

How To: 17 New Accessibility Features Coming to iPhone and iPad with iOS 18 and iPadOS 18

In less than a month, WWDC, Apple's Worldwide Developers Conference, will reveal the company's plans for the upcoming iOS 18 and iPadOS 18 software updates. But we already know what accessibility features will be hitting iPhones and iPads later this year, and many of them will be helpful to everyone, not just users with accessibility issues.

How To: The Hidden Meaning Behind Those Mysterious, Nonnumerical Dialer Pad Keys on Your Phone

You might have missed it, but the virtual keypad you use to enter phone numbers in your smartphone's dialer and contacts app isn't all numbers. Take a closer look, and you'll notice a few mysterious buttons you've likely been tuning out unconsciously. But it's time to stop ignoring them because each has a particular purpose that could come in handy one day.

How To: Redial Busy Numbers Automatically on Your iPhone So You Don't Have to Keep Calling & Calling Manually

Even under normal circumstances, it's almost impossible to speak to a representative for a government agency or company in just one try. Many systems will put you on hold for long periods or ask to call you back when someone is available, but there are still some out there that just give you the busy signal over and over again. In those cases, there's a jailbreak tweak that can help.

How To: 8 Ways Your Samsung Galaxy Phone Can Help You Be Productive When Working from Home

For those not used to it, working from home can be a difficult transition. Everything around you can be a distraction, and distance from your boss and coworkers means less pressure and incentive to get things done. So it's not surprising to see a major drop in productivity during a period of self-quarantine, but your phone can help you stay on track instead of sidetracking you.

How To: Check Your MacOS Computer for Malware & Keyloggers

While you might suspect your MacOS computer has been infected with malware, it can be difficult to know for sure. One way to spot malicious programs is to look for suspicious behavior — like programs listening in on our keyboard input or launching themselves every time we boot. Thanks to free MacOS tools called ReiKey and KnockKnock, we can detect suspicious programs to discover keyloggers and other persistent malware lurking on our system.

How To: Use 'Look Around' in Apple Maps to Tour High-Resolution Street Views of Cities

If you like the "Street View" feature in Google Maps, you'll love "Look Around" in iOS 13's Apple Maps. Overall, Look Around has more details than Street View and the animations are super smooth as you navigate down streets and pedestrian areas. While Look Around isn't available in every city yet, it'll work the same way no matter which iPhone you're using.

How To: Enable the New Native SSH Client on Windows 10

For years, PuTTy has reigned supreme as the way to establish a Secure Shell (SSH) connection. However, those days are numbered with the addition of the OpenSSH server and client in the Windows 10 Fall Creators Update, which brings Windows up to par with macOS and Linux's ability to use SSH natively.

How To: Linux Basics for the Aspiring Hacker: Using Ship for Quick & Handy IP Address Information

Whether you're white hat, black hat, or some shade in-between, navigating through a network is a core part of hacking. To do that, we need to be able to explore a network to discover the addresses of gateways, interfaces, and other attached devices. When ifconfig just isn't enough, you can steer your way around a network with a convenient tool called Ship, the script for everything IP.

How To: Gamify Diagnostics on Your Android Phone

Running diagnostics on your Android phone can be a very tedious process. More often than not, you need to key in dialer codes to see if your device's hardware is functioning properly, though you can also download apps — but these are often hard to understand for a layperson. When a smaller component like a proximity sensor fails, you're often left with no other choice but to take it to a professional.

How To: Diagnose Your Car's Check Engine Light Using an Android Phone

Whether you're a professional mechanic, a hobbyist, or someone who just wants to know why their check engine light came on, your Android device and an OBD-II adapter can provide insight as to what's going on with your car. Most adapters sell for less than $10, and once you plug it into your vehicle, you'll just need a good app to help you make sense of all the data it can gather.

Hack Like a Pro: Digital Forensics for the Aspiring Hacker, Part 13 (Browser Forensics)

Welcome back, my novice hackers! In this series, we have been exploring how a forensic investigator can find evidence of illegal or illicit activity. Among other things, we have examined the registry and prefetch files for artifacts and have done some rudimentary forensic analysis. For those of you who are seeking career as a forensic investigator or security engineer, this can be invaluable training. For hackers, it might be life-saving.

Hack Like a Pro: Digital Forensics for the Aspiring Hacker, Part 10 (Identifying Signatures of a Port Scan & DoS Attack)

Welcome back, my budding hackers! As I have mentioned many times throughout this series, knowing a bit of digital forensics might keep you out of a lot of trouble. In addition, digital forensics is a burgeoning and high paying career. Some knowledge and certifications in this field will likely help you land a Security Engineer position or put you on the Incident Response Team at your employer.

Where Do I Start: Learn the Fundamentals

I am very new to Null Byte but I find much of its content and community incredibly interesting. I spent quite a bit of time just chronologically going through the posts and I noticed a common theme in many of the beginner posts. Many people seem to want to know the 'secret' or a paragraph on "How to Hack" and become a hacker in a few minutes. I started off this post as a reply to a question from a beginner but thought it might be beneficial to have for those stumbling across this site.