Articles - Bullguard

What is Buffer Overflow? Complete Guide

Computers

Typically, a buffer overflow occurs when a program overruns a buffer boundary. In this situation, the memory location that is adjacent to the overrun will be overwritten by the resulting buffer overflow. Stack-based or heap-based overflows Stack-based or heap-based buffer overflows are vulnerabilities in software that allow an attacker to execute arbitrary code. It is important to understand what buffer overflows are so you can protect your software from these attacks. There are different types of buffer overflows, but the most common type is a stack-based buffer overflow. In this type of overflow, a function's return address is overwritten and…

Why is Antivirus Important?

Antivirus & Cybersecurity

Whether you have a small, home-office computer, or a large-scale network, you need an antivirus program. You don't want to be left unprotected against hackers, viruses, and other security threats, and you don't want to risk losing your data. Fortunately, there are a number of free antivirus solutions and paid antivirus solutions that can help you keep your data safe. Free vs paid antivirus solutions Using free antivirus solutions can be a tempting choice. However, there are several reasons to consider going the paid route. Using free antivirus software will not guarantee protection from viruses, but it will give you…

Why You Should Install Antivirus Software on Your Computer

Antivirus & Cybersecurity

Virus protection is a necessity these days, especially when using the Internet. There are many reasons why you might want to install a virus protection program on your computer, including protecting yourself against viruses and malware. The first reason is that it will protect you against malicious programs that can damage your computer and files. The second reason is that it will make your computer faster and safer to use. The third reason is that it will remove viruses that already exist on your computer. History Viruses have caused billions of dollars in damage and have been responsible for causing…

Is an Antivirus Necessary?

Antivirus & Cybersecurity

Having an antivirus is one of the most important things you can do to protect your computer from threats. There are many different types of antivirus software, so it's important to find the right one for you. Among the best are Avira, Windows Defender, and Malwarebytes. Windows Defender Whether you have a Windows 10 or Windows 7 PC, Windows Defender is an essential antivirus program. Windows Defender can protect you from spyware, viruses and rootkits. It can also quarantine and eliminate malware. In addition, it helps build herd immunity, which makes it less likely for other users to infect your…

How Effective Are Antivirus Programs?

Antivirus & Cybersecurity

Regardless of which antivirus program you use, it's important that you always keep your computer free from malware. This means that you need to keep up with regular updates of the software, and that you use a good firewall, such as ZoneAlarm. Microsoft Defender Originally known as Microsoft Security Essentials in the days of Windows 7, Microsoft Defender has undergone many changes over the years. It's now built into Windows 10, and comes with the operating system for free. While it doesn't offer the same high-level protection as more expensive antivirus solutions, it does do a decent job keeping your…

Is Free Antivirus Enough?

Antivirus & Cybersecurity

Choosing the right antivirus program for your computer is no easy task. There are hundreds of programs to choose from and not all are reliable. Here are some things to consider when making your decision. Avast Having an antivirus program is a necessity for every computer user, and one of the best ways to protect against viruses is to use Avast Free Antivirus. It's easy to install and offers robust protection against new malware. It's also easy to integrate into your system and offers a variety of features. In addition to antivirus protection, Avast Free Antivirus also includes a password…

Does Antivirus Slow Down Your PC?

Antivirus & Cybersecurity

Using an antivirus program can be useful. It helps to protect your PC from viruses and other forms of malware, but it is important to know if it can cause problems, or slow down your PC. Luckily, there are a number of different options for antivirus software. These include Avira, Bitdefender, Microsoft Defender, and Kaspersky Security Cloud Free. Avast Having an Avast antivirus can cause your PC to slow down. The software uses up a lot of CPU and HDD/SDD space, and has been reported to cause lag. Luckily, there are many ways to speed up your PC and get…

Do Mobile Phones Need Antivirus?

Antivirus & Cybersecurity

Whether you use a smartphone, tablet or a smart TV, you might be wondering if you need antivirus software on your device. It's important to understand that some malware is designed specifically for jailbroken devices, which can mean that you might have problems if your device is not protected. Fortunately, there are several solutions out there that will keep your device safe. Norton Mobile Security Whether you are using an iPhone or an Android phone, you can protect yourself from mobile threats by downloading Norton Mobile Security. This software is designed to scan and block suspicious apps, viruses, and malware…

What Are the Effects of Computer Virus?

Virus & Malware

Having a virus on your computer can be a disaster. There are different types of viruses such as: File-infecting virus, Boot sector virus, Multipartite virus, Overwrite viruses and Macro virus. Each one of these viruses can cause damage to your computer. Overwrite viruses Viruses are malicious programs that infect and destroy files, corrupt data, and even steal passwords. These programs can be difficult to detect and remove, and can damage the performance of your computer. The best way to protect against overwrite viruses is to use a trusted antivirus solution. Computer viruses can infect a variety of operating systems, including…

What Are the Causes of Computer Virus?

Virus & Malware

Viruses are malicious computer software designed to spread and infect other computer programs. They can also infect your computer through phishing sites, unpatched software, and Trojan horses. This article will show you how to spot these signs, and how to eliminate them from your computer. Viruses are designed to spread across programs and systems Viruses are programs that infect other programs or files and cause damage. They are self-modifying programs, meaning that they can replicate themselves and spread from one computer to another. There are many different types of viruses. Some are designed to infect only a single file, while…