Virus System

Windows 10 passwords stored as NTLM hashes can be dumped and exfiltrated to an attacker's system in seconds. The hashes can be very easily brute-forced and cracked to reveal the passwords in plaintext using a combination of tools, including Mimikatz, ProcDump, John the Ripper, ...more

What happens if you unknowingly connect a malicious USB drive and it starts infecting your entire office network? Instead of having a panic attack and working all night to find a fix, you can just put on a mixed reality headset like Microsoft's HoloLens and point. Don't Miss: ...more

MIT artificial intelligence researcher Lex Fridman recently asked SpaceX and Tesla founder Elon Musk possibly the best question he's ever been asked: What would he ask a hypothetical AGI system (an AI system with human-level intelligence and understanding) if he only had one q ...more

Andre was enjoying the carefree life of a 12-year-old with his friends, riding his bike and playing sports, like all kids that age. Schoolwork wasn't hard for him, and his grades showed that. Then, the headaches began. He lost vision in one eye, symptoms that drove his famil ...more

While some researchers look for drugs to treat HIV, other scientists delve deep into the virus itself for answers on how it causes infections. Using two supercomputers, University of Illinois research scientist Juan R. Perilla and late physics professor Klaus Schulten simulat ...more

Nineteen days ago, several hundred people could have been exposed by a traveler with measles in Nova Scotia, Canada. The next day, someone flying from Minnesota to Nebraska may have spread the measles to other passengers. A couple weeks ago, it's possible that a man and his si ...more

I found this article a while back and I found it underneath a bunch of junk. Anyway, it's a article on 9 notorious hacker including Walter O'Brien (You know the T.V. show Scorpion? Well that's him). Not to mention the weird names: 'Susan Headley fell in with a gang and helped ...more

Hello fellows nullbyters, first of i will start saying that im addicted to this community, i feel the challenge growing up so fast, all the newbies, amateurs,advanced and professionals hackers around trying their best to help the community, badly but we got some script-kids to ...more

Hello and welcome to my article. I have made this article for anyone who wants to become a hacker, and wants to know how to get started. OVERVIEW: As you'll get further into the hacking community, and learn more about how it's all put together, you'll also realize very quick ...more

Welcome back, my tenderfoot hackers! As hackers, we often are required to get past antivirus (AV) software or other security measures. To do so effectively, we need to have some understanding of how AV software works. In this tutorial, we will take a cursory view of how AV so ...more

Results of an early-stage clinical trial of an HIV vaccine could mean a hoped-for breakthrough in the battle against AIDS. It was in 1981 that the Centers for Disease Control and Prevention (CDC) first reported on a rare lung infection in a young, healthy man who was gay. In ...more

A recent case of Powassan virus has been reported in Saratoga County and may have been the cause of the infected patient's death. It's the 24th case in New York State since 2000, and will be reported to the CDC tomorrow, the NY Department of Health told Invisiverse. The tick-b ...more

Natural remedies used through the ages abound, especially in Asian medicine. The willow-leaved justicia plant, found throughout Southeast Asia, has traditionally been used to treat arthritis, but scientists have just discovered it contains an anti-HIVcompound more potent than ...more

US blood banks have assured the American public that they have the tools to prevent a Zika contamination, despite the rapid spread of the disease. If a recipient receives a transfusion that is contaminated with the virus, they could become infected. However, thanks to genetic ...more

Usually, we think of vaccines as preventative, a shot we get to prevent the flu or some childhood disease like measles or mumps. But there are vaccines for other purposes, such as the ones studied by researchers from the Netherlands. A report published in Current Opinion in V ...more

Hi I am a new member of null byte(although I am reading this website from the beginning) and this is going to be my first post. Let me introduce myself first ! I am from Greece, I am working as a network engineer and I am into system and network administration but definitely ...more

Hello Hackers/Viewers, It is a new day, and you might be thinking, It is so boring, why not try to be cool with computers in front of my friends? That is why, I have made this tutorial to make fake viruses using notepad to look cool! Step 1: Requirements for the Prank First ...more

Determining the antivirus and firewall software installed on a Windows computer is crucial to an attacker preparing to create a targeted stager or payload. With covert deep packet inspection, that information is easily identified. This attack assumes the Wi-Fi password to the ...more

Rising on the world stage, dengue fever is transmitted by mosquitoes — and apparently air travel too. In July 2017, the World Health Organization's official report tallied 80,732 cases of dengue fever in Sri Lanka, with 215 deaths so far in 2017. The announcement notes that i ...more

As our cells age, they eventually mature and die. As they die, they alert nearby cells to grow and multiply to replace them. Using a special imaging process that combines video and microscopy, scientists have observed the cellular communication between dying and neighboring ce ...more

The herpes simplex virus (HSV) can cause devastating complications for infected newborns whose mothers have genital herpes. Understanding risk and research can help you, and your baby, when the time comes. In the US, about one out of six people aged 14 to 49 have genital herp ...more

Could your fever, body aches, cough, and sore throat be the flu? Soon, finding out may not involve a trip to the doctor. Right now, diagnosing the flu is something done at your doctor's office or hospital and involves a gag-inducing brushing inside your nose to collect cells ...more

Fighting fire with fire, scientists are harnessing the adaptability of helpful microbes to challenge the adaptability of deadly microbes. What are we talking about? Hunting with phages — viruses that attack and kill bacteria. Bacteriophages are small, skeletal viruses that at ...more

When just floating peacefully in the water with their brood mates, the Culex mosquito larvae in the image above does not look very frightening. But in their adult form, they are the prime vector for spreading West Nile virus — a sometimes mild, sometimes fatal disease. Part o ...more

There could be a fresh outbreak of the Zika virus in the Americas as the weather heats up and the mosquito population blooms. Last year in February, the disease was declared a "public health emergency of international concern" by the World Health Organization, and the United ...more

Tremendous strides have been made in the treatment and outlook for patients infected with HIV, the human immunodeficiency virus. Treatment with a combination of antiretroviral drugs can keep patients with HIV alive for decades, without symptoms of the infection. The trouble is ...more

Have the sniffles? Yes. Does your head hurt? Yes. Coughing? Yes. Could you have influenza? Yes. How do you know the difference? With these symptoms, you could also have a cold. In the US right now, the Centers for Disease Control and Prevention (CDC) report that flu season is ...more

Sleep lets our body processes rest and restores us for the next day, so a bad night's sleep can ruin the following twenty-four hours and even make us feel sick. Now, new research published in the journal Sleep cements the idea that loss of sleep actually leaves us vulnerable t ...more

Over 1.2 million people in the US are infected with human immunodeficiency virus (HIV)—and one out of eight of them don't know it. Even after decades of intense research into the virus, there's still no cure for it. One of the big problems is that the virus hides out in certai ...more

This tutorial follows the same idea as my original tutorial for windows, but I've redone it to work with Mac OS X. Here's how to get a meterpreter session from your victim opening a malicious word document: Step 1: Creating the Payload For this tutorial, I'll be using a pyth ...more

Let's say you got a little careless while installing apps from unknown sources, and now your Android device has been infected by malware. Or perhaps your friend has come to you for help after they had haphazardly installed random apps until their phone was filled with popups a ...more

When it comes to antivirus software, you don't want some fly-by-night developer having access to the sensitive data that these apps can scan. Luckily, most of the longest-tenured antivirus companies from the realm of desktop computers offer complete security suites for Android ...more

Hi! Let me get started on this subject as it is a very "touchy" subject. We all want to "hack" these days, and that's logical. Te be real honest here, i was inspired once by the words someone from the Null byte community said. In the (near) future, wars will be ended by comput ...more

Welcome back, my greenhorn hackers! Lately, much of the discussion here on Null Byte has revolved around evading detection and not getting caught hacking. Several of you have written me asking for a series on evading detection and forensics, and while I began a series 5 month ...more

Windows XP will always have a special place in my heart—it's the operating system I grew up on. It guided me through the glory days of AIM, Napster, and MySpace, but now it's dead. The OS that had been supported by Microsoft for twelve years officially lost its support on Apri ...more

I remember how fast my Nexus 7 was the first time I turned it on. Boy, do I miss it. Now my tablet is pretty buggy and crashes happen frequently, and I'm sure that goes for many of your Nexus 7s as well. Even if you upgrade to the new Nexus 7 next week, it will eventually deve ...more

Identifying security software installed on a MacBook or other Apple computer is important to hackers and penetration testers needing to compromise a device on the network. With man-in-the-middle attacks, packets leaving the Mac will tell us a lot about what kind of antivirus a ...more

With the nation facing a shortage of ventilators for COVID-19 patients and no apparent ramp-up in the production of new ones, engineers, medical resistents, and do-it-yourselfers are sharing plans for homemade versions. But before you go online to start ordering parts for any ...more

Bacteria, viruses and other germs sometimes set off the immune system to overreact, producing a severe condition called sepsis. Sepsis is so dangerous that it is the leading cause of death of children across the world, killing a million kids every year, mostly in developing co ...more

As if the swollen, painful joints of rheumatoid arthritis weren't enough, the disease is the result of our immune system turning against cells of our own body. Ever since this realization, scientists have worked to find the trigger that sets the immune system off. Scientists b ...more

Once we recover from the respiratory infection pneumonia, our lungs are better equipped to deal with the next infection — thanks to some special cells that take up residence there. New research led by JP Mizgerd of the Boston University School of Medicine, shows that lung tis ...more

With a death rate of one in five, sepsis is a fast-moving medical nightmare. New testing methods might improve your odds of survival if this infection ever hits you. While we usually think of a deadly medical condition as the result of infection with a bacteria or virus, seps ...more

Montezuma's revenge, the runs, the trots, or just diarrhea — everyone gets it sooner or later. What exactly is diarrhea good for, if anything? The basic description of diarrhea is loose, watery, stools. It can be explosive, frequent, acute, or chronic — but the bottom line is ...more

Look no further than Flint, Michigan, to discover the serious consequences of contaminated drinking water. Around the world, water polluted by pathogens and toxins sickens people or cuts them off from safe drinking water. Looking for a solution, researchers created tiny, swimm ...more

We fight cancer in a variety of ways, but no matter whether drugs, biologics, or our immune cells are part of the battle, they can do a better job fighting back cancer if we can help them find the tumors. Scientists from the University of Rochester Medical Center (URMC) have ...more

The Great Barrier Reef in Australia is the largest living system on the planet. Yet more than 90% of the reef is bleaching because of the loss of a tiny algae that lives within the coral. After three serious bleaching events in 1998, 2002, and 2016, the Great Barrier Reef is ...more

Uh-oh: you wake up one morning with the telltale signs that you are coming down with something. Your throat is sore, you can barely breathe out of your nose, and you have a nagging cough. Don't Miss: How to Make Your Own Sore Throat Lozenges Before you jump to the store and ...more

CEO's of IT companies doesn't know this because they are not a hacker. Only a true hacker can become a successful Security head officer. Head of Security: Well let me tell you something my good friend. Many companies we have today they are still getting attacked from hackers ...more

Mostly all hackers like to have a laugh. We like to have fun! We like to troll. And maybe, even cause some havoc once in a while. But, while we do this, we must always stay in the line of the law. In the United States (Where I live), the government will get involved in almost ...more

Welcome back, my tenderfoot hackers! A number of you have written me telling me how much you enjoy the Mr. Robot series on USA Network. I am also a huge fan! If you haven't seen it yet, you should. It may be the best show on TV right now. Mr. Robot is about a young man with ...more

From time immemorial, human beings seem to be at odds with one another. When these differences become so heated and unresolvable, it eventually erodes into physical violence. This violence has manifested into some of the most horrific exercises in human history, things which e ...more

If you're anything like me, your day doesn't start until you've sloughed away your grogginess with a scalding hot shower. That perfectly-heated water can clear stuffed sinuses, relax the muscles, and make pretty much anyone feel squeaky clean. However, a cold shower can do eve ...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

I'm not admitting to anything, but let's be honest, most of us download content on the Web from time to time. With copyright holders laying down the law more and more often, it can't hurt to do so with caution. And even if you aren't downloading copyrighted material, you still ...more

The presence of certain bacteria can indicate whether the vaginal tract is healthy or not. It could also impact the likelihood of acquiring certain sexually transmitted diseases, like HIV, a new study suggests. Lactobacillus is the type of bacteria found most commonly and mos ...more

Cats give us so much—companionship, loyalty, love... and now the bird flu. Several weeks ago, a veterinarian from the Animal Care Centers of New York City's Manhattan shelter caught H7N2 from a sick cat. According to a press release from the NYC Health Department on December ...more

To much of the United States, Zika seems like a tropical disease that causes horrible problems in other countries but is nothing to be worried about stateside. It may make you rethink your beach vacation abroad, but not much more than that. However, if you live in Florida or T ...more

By now, nearly everyone with any type of media access is aware that Sony Pictures Entertainment was hacked on November 24th. Although there can be many interpretations and lessons drawn from this audacious act, there is one indisputable conclusion: it and its ripples across th ...more

You might know the feeling: the sinking stomach that informs you something terrible has happened. You click on your trash bin. Nothing is there. Your hard drive has been wiped clean. There's nothing worse than realizing everything on your computer is gone. You scold yourself ...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