What is a Computer Virus? Antivirus Software

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What is a Computer Virus? Antivirus Software


A computer virus is a program or piece of software code that is downloaded onto a computer without the knowledge or permission of the owner. While some types of viruses are invisible on the system, some are destructive and designed to invade and take control of the system. A virus can spread between computers and even networks by replicating itself, just like a biological virus spreads from one carrier to another.

How computer viruses penetrate a user's device


Viruses usually hide in commonly used programs such as games or PDF viewers, and can also be part of an infected file attached to an email message or any other object downloaded from the Internet. As soon as you start working with the infected file (launch the program, click on the application or try to open the file), the virus will start executing automatically. After that, the malicious code will be able to reproduce itself in other files, making changes to the operation of the computer.

How to recognize a virus

Internet connection is significantly slow or not working at all. Antivirus protection and/or firewall is deactivated or completely removed. Infected computers are even capable of performing actions on their own, without the user's knowledge.

How to remove a computer virus

Remove all temporary files and run a system scan using a modern antivirus solution. If any viruses are found on the system, remove them.


How to prevent virus infection

Avoid programs from unknown sources.
Do not download applications from objectionable emails or Facebook.
Download apps exclusively from the official Google app store for Android.
Protect your smartphone with reliable antivirus protection with free Security.


Protect your system from viruses


Using a modern anti-virus solution against all types of viruses is the most effective way to prevent, detect and remove viruses from your computer. The most effective antivirus solution is 


What is a Trojan A Trojan horse is a type of malware that masquerades as a program or application but is actually designed to steal confidential data and cause harm.

How a Trojan gets into a user's device

Trojans are distributed by means of infected email attachments or by downloading free games, applications, movies or postcards with embedded malicious code.

How to recognize a Trojan horse

If the computer is infected, it will work too slowly due to the load the Trojan puts on the computing resources of the device.

How to remove a Trojan horse

The best solution is to use a modern antivirus software solution that is capable of recognizing and removing any type of Trojan from the device. When removing a Trojan horse manually, you must make sure that all affiliated programs and files are also removed.

How to prevent Trojan infection

Avoid downloading any unknown files from email messages. mail. First of all, with extensions such as .exe, .vbs and .bat.
Provide your device with a modern antivirus solution, preferably with a firewall.
Provide your protection against Trojans

Using a modern anti-virus solution is the most effective way to prevent, detect and remove Trojans from your computer. The most effective antivirus solution is.

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