Protect Computer From Virus

This article will show how to make a simple, fake computer error message. These message boxes are 100% harmless, and make for funny pranks. They will display any text you want them to. Required: - Windows XP/Vista/7 - Notepad Typing in the Code First, open Notepad, and ty ...more

This article will teach you how to make an error similar to this one (also by me). This error message though, is a yes or no question. Clicking yes and no will give different results. Like the previous error message, this is 100% harmless. Works only on windows. Notepad is ne ...more

Your IP (Internet Protocol) address is your unique ID on the internet. It's synonymous with your home address. Anyone in the world can contact your computer through its IP address, and send a retrieve information with it. I'm sure at one time or another you've heard that hack ...more

Industrial espionage, social engineering and no-tech hacking are all very real and there are simple precautions that you can take to protect yourself, which this article will discuss. Whether you are a high-profile businessman or a housewife (or husband), keeping information y ...more

About Today's topic Today we will talk about diagnosing and fixing connection problems. Let's face it - the truth is everyone who uses a computer and has an internet connection will have to deal with this at some point. Connection problems often occur at the wrong time and it ...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

With the mass arrests of 25 anons in Europe and South America, and the rumors of an FBI sweep on the east coast of America floating around, times look dicey for hackers. Over the past few days, a lot of questions have been posed to me about removing sensitive data from hard dr ...more

This is Null Byte's fourth part in a series about fully securing our computers (Part 1, Part 2, Part 3). In our last Null Byte, we went over how to encrypt an entire operating system to protect our data, however, this doesn't fully protect us. In the case of legal extortion, t ...more

This is Part II in the Lockdown: The InfoSecurity Guide To Securing Your Computer series. Before beginning, check out Part I. This article will cover using alternate software to increase your security and will provide you with some information about websites and programs that ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

Firewall is necessary to protect a computer network from hostile intrusions. You can easily setup your Firewall setting. This video helps you to do it. Video: .

Hello, Hackers/Viewers! My name is nullf0x, and I have 4 years of experience as a hacker. You might see everyday that one of your friends or acquaintances get a new virus in their computer. You might think, How cool would it be if I made a virus? or How cool would I be if i c ...more

This Windows 8 tutorial will show you how to enable or disable applications from starting up when you boot up your computer. It is sometimes important to disable applications to ensure a smooth start, especially if you computer doesn't have very powerful hardware. Also, you w ...more

There are many ways you can protect your computer from unwarranted access. For instance, you can use Lockscreen Pro to lock your Windows 8 computer and then have the program snap a photo of the culprit using your webcam. But if you want an even simpler and possibly more effec ...more

Fugu - a simple virus in bash. I once told a friend of mine I'd written a virus in bash and he scoffed - "You can't write a virus in bash!" - he sniggered, like an ignorant idiot. Take my script, read and run it I told him. He declined. I still have that script so thought I ...more

Think your roommate's been using your computer while you're not around, but don't have any proof? Worried your little brother or significant other is snooping through your stuff? Here's how to check on both Windows and Mac OS X so you can catch and confront anyone who's loggin ...more

Earlier this week, Spiderlabs' vulnerability researcher Jonathan Claudius discovered a key in Windows 7 and 8 registries that makes it easy for anyone with physical or remote access to a computer get a hold of the user's password hints. When the "UserPasswordHint" key is read, ...more

The microphone in a Windows computer is accessible to most applications running on the device at all times and completely without security limitations. Information gathered from recorded audio conversations taking place in the surrounding area of a compromised computer can be ...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

While it may not sound scary right off the bat, Blue Coat Systems now has an intermediate certificate authority. If you don't know what a certificate authority (CA) is, or who Blue Coat is, who cares, right? But you should... whether you use Mac or Windows. Blue Coat is notor ...more

Google's Chrome Remote Desktop, which allows for remote access to your personal computer from your smartphone, has been out for almost a year now. Sadly, it's only been available for Android devices—until now. So, if you got an iPhone (or other iOS device), you can now access ...more

Cancer cells do a pretty good job of flying under the radar of our immune system. They don't raise the alarm bells signaling they are a foreign invader the way viruses do. That might be something scientists can change, though. A team of researchers has built non-infectious ar ...more

Remote Desktop gives you access to your Windows 8 PC or device from wherever you are to run your applications and access your files remotely. Left an important document on your work computer? Want to run a legacy x86 desktop app from your Surface? You can use Remote Desktop ...more

The Digispark is a low-cost USB development board that's programmable in Arduino and capable of posing as a keyboard, allowing it to deliver a number of payloads. For only a few dollars, we can use the Digispark to deliver a payload to a macOS computer that will track the Mac ...more

It's new phone season — new handsets are releasing every few weeks, we're seeing endless software updates, and the holidays are right around the corner. We asked our tech-obsessed writers and editors to give us the lowdown on their must-have accessories when they splurge on a ...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

In this web design tutorial we will show you how to protect yourself from losing your work just in case the program malfunctions, computer crashes or you accidentally forget to save document and so on. I highly recommend you utilize this Web Design Tutorial especially if you a ...more

Android's settings menu is actually pretty daunting. There are options for nearly everything, so in the sea of various menus and submenus, it's easy to overlook important privacy and security settings. On Google's Pixel phones in particular, there are 20 such settings that you ...more

Welcome back, my hacker apprentices! I recently began a new series on digital forensics to show aspiring hackers what the forensic investigator can do and see while investigating a cyber attack. This is the second installment in that series and will focus upon network forensi ...more

When it comes to your security, you want the best of the best. Why settle for mediocre service with something as valuable as your protection? Malware continues to make its way onto the Play Store, leaving millions of devices vulnerable. You need an app that will shield your de ...more

It's about time people acknowledged that judging drug users would do nothing productive to help them. In the US this week, two new programs are launching that should help addicts be a little safer: Walgreens Healthcare Clinic will begin offering to test for HIV and hepatitis C ...more

With the height of the flu season ahead, there are some good reasons to keep a flu vaccination in mind. In the United States, the flu season lasts from autumn through late-winter. As many people know, influenza, or the flu, is a contagious respiratory virus that targets the l ...more

Since Apple launched iOS 13, we've seen four major updates for iPhone, each of which added some cool new features. Between iOS 13.1, 13.2, 13.3, 13.4, and all the minor updates in between, there's never been a better time to be on iOS. And now, we've got even more positive cha ...more