How antivirus software works in computer

How antivirus software works in computer

What is Antivirus?

Antivirus is utility software that works by finding and removing all the hidden Virus programs in the computer, it can also say that antivirus works like Safeguard for Computer which protects the system from malware like Worms, Trojan Horse. Antivirus Spyware And also gives protection from Adware.

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Anti virus is a utility software that removes all programs that cause harm to your computer. Now you are wondering whether the program is a virus, yes a virus is also a program which is made only to harm the system.

How to work Antivirus

Antivirus already has many Virus Signature (Imprint) or Virus Definition Files. These files contain the list of Malware (Computer Virus) and related information. To understand this, one has to understand Virus Definition.

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Virus Definition

Antivirus cannot identify or identify Malware without virus definition. Therefore, Virus Definition has to be updated, because Virus Signature resides inside the virus definition. In this definition, names and related information are already available in the Internet.

Whenever a file is infected with malware or if a malware is detected during the scan, then the antivirus checks whether the malware detected is the same with the Virus definition or if it is similar then the antivirus will delete such file. Gives Virus definition has some Malware Properties and similar programs, so it is important that Antivirus company always updates Virus Definition.

This is one of the oldest ways to find computer viruses. In this method, all the .Exe files in the computer are matched with Virus Definition Files or with other Malware Type, whenever an unknown file is identified, then action is taken on it.

This technique is used in conjunction with the detection technique and Signature based detection. Heuristic technique is used in all the antivirus of today. Even if the virus is not a definition file, with the help of this technology, new and old viruses can also be easily discovered. There is no need to have the latest virus definition for this.

Behavioral-Based Detection

This is also a special Detection technique to find Virus, which is also called Intrusion Detection Mechanism. Its specialty is that it detects Behavior of Malware. It detects malware only when it tries to corrupt other files.

Sandbox Detection

Works on behavioral based detection mechanism. In this mechanism, a program is run in a virtual environment, then in this process the Behavior of the program is identified. If the anti virus finds out that this program is malicious then action is taken on it.

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Data Mining Techniques

This is the latest Trending Technology, it has the features of some special programs. Data mining technique is used to determine whether the program is malicious or not.

Why involved important to update antivirus (why it is important to update antivirus)

Everyday new people are becoming Virus, some people also say that those who make Company Antivirus also make Virus. Therefore, it is very important to update every day to avoid attack of new virus, but it is not so. The update stores the latest virus definition files, making it easy to identify and block new viruses.

Features Of Antivirus (Antivirus Features)

Background scanning

Full system scanning

Background scanning

Advantages of Antivirus (Benefits of Antivirus)

In recent times, there is a lot of malware attack, so it is very important that you must put antivirus in your system.

First of all, it keeps all your data safe.

No one can steal your data from your computer via the Internet.

Feel free to download any software in your system.

If you are using the paid version of antivirus, then all your Online Transaction will also be safe.

You will not have a System Hang or Slow.

System Software and Application Software will be very smooth run.

Processing speed will increase and system crash will also not happen.

Hard Disk Corruption is also less likely.