Frequently Asked Questions About Antivirus Software
The world of information technology today is unconditionally mixed with the lives of all human beings. Each person connects to this vast world in various ways. Mobile, tablet, laptop, TV and any device that can receive, process and display information and connect to the Internet is a channel that connects us to an infinite world.
Information technology is constantly evolving and changing. These changes and improvements have not always been in a positive direction. Individuals and organizations may use malicious files, malware, and phishing sites for their personal interest or theft of others’ information.
In the face of these threads that hackers and malware infiltrate into computer systems and the widespread attacks that have tarnished organizations, security-backed companies in their labs began to scan all viruses, Worms, ransomware, and all malicious attacks, and put up with anti-virus or anti-virus software to counter these attacks.
Do I Need Antivirus?
At first, it’s enough to think that in an environment where even the most knowledgeable people in the field of technology and computer can easily defeat viruses, do you have a defensive shield against viruses, trojans, botnets and … Do not you need If your answer is yes, the first and the best option is an antivirus which can keep you from attacking without losing your security.
If you’re a business person, this is a lot more serious and more important to you, and more than ordinary people, you should be thinking of having an antivirus, because anti-viruses, in addition to clearing the virus-containing content, their common tasks are to do some other important work, most notably the firewall, which protects and maintains valuable information on computers and servers.
Also, a good antivirus prevents you from accessing websites and emails that have malicious code spreading them to you, and will not allow them to hurt your information either.
How to prevent a virus in a computer without antivirus?
In simple language, if you do not want to use anti-virus, then you should not run the installation files that are not scanned by antivirus. Because it may have been infected with various types of malware such as Worm, Trojan, Virus, etc. So do not run any text file like Word because it might be infected with Macro viruses. So do not go into any site because it may be due to weaknesses in plugins in browsers or in the browser itself for the purpose of transferring all types of Rootkit, Trojan, Keylogger, etc. Or you should not be connected to the Internet at all. Because it may be attacked by Hackers by MIMA, and dozens of other reasons, each one enough to steal or damage your operating system. If you follow the above, you do not need to install antivirus.
What is the Anti-Virus Software??
Today, with the features and capabilities that antivirus software has added to it, it’s not only known as a software that can detect the viruses that are released on your system. Apart from the features that prevent you from stealing your information on the Internet and infiltrating your systems, with features like anti-theft, parental control, secure banking, and more. Provides special security tools to provide you and your children with the ability to connect securely to the great Internet world.
The Internet is a big security hole!
In spite of the information given to users about phishing attacks, users continue to be trapped in malicious sites. Users are redirected to these malicious websites via anonymous emails and their information is stolen. Many users enter malicious websites for a variety of reasons, such as the likeness of these websites to banking websites or attractive titles. In this case, their information is stolen or the virus files infect their systems. Antivirus with its web and anti-phishing capabilities scans all malicious websites and prevents you from accessing them.
Install antivirus and slow down the operating system!
One of the common reasons that Windows users do not install antivirus software is slowing down the system. In the past, this was a good reason not to install antivirus software because it was slowing down virtually by installing antivirus software. Therefore, installing antivirus was not very reasonable. But with today’s computers, there would be no such problem. Of course, a lot of computer users have poor hardware, and with the installation of antivirus, there is no place for other programs. But they can also use Windows Defender or Microsoft Essential Security.
What is Computer Virus?
Viruses are programs that reproduce themselves. These programs also perform malicious operations. Viruses are required to be executed by a program or user to destroy and infect systems.
What is Computer Worm?
Worms are malware that penetrates through network holes in the computer. After entering the network, worms are doing malicious or profitable acts like:
– On the network, they search for computers to find vulnerable systems.
– Attack the insecure computer and run a program on it.
– Use this system to attack other systems.
What is Trojan Horse?
Programs that look useful and delude the user to run if they perform secretly other malicious actions other than performing the user’s actions.
For example, a user downloads and run an application from the Internet, while with the software running, the virus also enters its system.
What is Backdoor or Trapdoor?
When attacked by a system, the hacker puts one or more backdoor programs in the system so that it can be logged in by hidden means in the future.
What is Spyware?
These malware steal information from computer systems. Spyware can be installed by other malware such as Trojan horse or worms, or the attacker will install it directly.
Another method of spreading spyware is to use social excitation or social engineering methods, such as using email to encourage users to install a seemingly useful program.
There is some spyware called Keylogger that, after the run, save any information that the user types in somewhere, and they can even take videos from the user’s work and send it to others on the network or the Internet.
What is Rootkit?
When the hacker tries to install malware, he tries to do this secretly, and all the program files, and even the execution of the program secretly. Rootkits programs by manipulating the operating system provide this opportunity for attackers. For this reason, the purpose of rootkits is to hide other malware.
What is Adware?
Adware is programs that are displayed without the user’s will. Like popup pages.
The level of malware destruction varies. For example, if installed on the operating system, it can steal user information or create problems in other software. But advertising programs that run on browsers are less harmful. In fact, the purpose of this malware is to open specific Internet pages with commercial and promotional purposes.