A computer virus is an example of malware that changes the way in which a computer operates and can be spread among computers. A virus works by attaching itself to a macros-supported genuine document or program for it to execute its code and thrive. What you need to know about viruses is that it can cause damage to a computer system’s software through data destruction.
After a virus has gained an entry into a document, file, or program, remains inactive until such a time when the computer can help it inflict damage. Usually, viruses infect computers when infected programs are run. Upon infection of a single computer in a network, all the other computers become vulnerable to the virus attack. Among the negative impacts of viruses on computers include logging keystrokes, phishing, email contacts spamming, corrupting files, and data erasing affecting the behavior of your computer.
How Computer Viruses Spread
Viruses can spread in some ways such as Internet file downloads, email, social media links, text message attachments, and App downloads. Viruses can be disguised as harmless socially shareable content, for instance, greeting cards, video files, funny images, and audio clips. Viruses can also be spread through the use of infected hardware such as flash disks, DVDs, or outdated software in your computer. Viruses can also be spread through links where users are tricked to click on them to win prizes in promotions that do not exist.
Protection Against Computer Viruses
You require to have a comprehensive security system to guard against viruses since the conventional ant-virus software is proving inefficient due to the dynamics of viruses. Use technologies that help scan the environment in which your computer system is working and can deal with any virus intrusion should it occur. The defense mechanism should be able to operate without your intervention to shield the system from known and probable threats to guarantee maximum safety.