from the Internet, or another equally effective way is to use anti-virus software, anti-virus software to protect your computer from viruses. That is to increase vigilance, be careful with all files, links. The consequences of computer viruses are really dangerous, but fortunately we still have ways to prevent them. The way to spread is many, such as through USB sticks, memory cards, or the most dangerous is from email, or strange websites, strange links that you sometimes accidentally visit. So users stand between two decisions: either pay, or format the entire hard drive and suffer data loss.

Remember the 2013 WannaCry incident? This is a ransomware (or ransomware) that has spread using the internet and LAN in many countries, including Vietnam.Īfter one computer is infected, the entire company's computer system will be infected, they will encrypt all data on the computer and will require a certain ransom. The consequences they leave behind are also many types, light will slow down your computer, heavy will lose all data, or there are even types that turn your laptop into a 'brick', have to take it to a repair shop. Viruses have many types, from worms, trojans, ransomware, …

Let's follow up now! What are viruses? What if your computer is hacked?Ĭomputer viruses are understood as harmful software to computers, capable of replicating itself and spreading to other computers. Hopefully through this article you will no longer have to worry about your computer being attacked by malicious viruses. So let's find out what a computer virus is and let's take a look at the TOP 5 best free antivirus software in 2022 rated by. Fortunately, we always have good anti-virus software to protect us from the nuisance viruses bring. The bad guys also create more and more dangerous viruses.

With the rapid development of computer systems and the internet.

What is the best free antivirus 2018