software
How does anti-virus software work, and why is it necessary?
When you download and install anti-virus software, the program will scan your computer for any existing viruses. If any are found, the software will remove them and then prevent new viruses from infecting your computer in the future.
It is necessary to have anti-virus software installed on your computer because viruses can spread quickly and do serious damage. They can delete important files, slow down your computer, and even steal your personal information.
There are many different types of anti-virus software available, and it is important to choose one that is reputable and will work well with your computer. Some anti-virus programs are free, while others must be purchased. Be sure to read reviews before deciding which program to use.
What are the different types of anti-virus?
The different types of anti-virus are as follows:
1. Antivirus software: This is a program that is installed on a computer to protect it from viruses and other malware. It works by scanning the computer for viruses and removing them.
2. Firewall: A firewall is a piece of hardware or software that helps to protect a computer from malicious attacks. It works by blocking incoming traffic that is not authorized.
3. Intrusion detection system: This is a system that helps to detect and prevent unauthorized access to a computer system. It works by monitoring the system for suspicious activity and alerts the administrator.
4. Malware: This is a term used to describe malicious software, such as viruses, Trojan horses, and spyware. It can damage a computer system or steal confidential information.
5. Phishing: This is a type of online fraud where attackers try to trick users into revealing confidential information, such as passwords or credit card numbers. They do this by sending fake emails or creating fake websites that look like genuine ones.
6. Rootkit: This is a type of malware that allows an attacker to gain access to a computer system and make changes without the user’s knowledge. It is very difficult to detect and remove rootkits.
7. Spyware: This is a type of software that is installed on a computer without the user’s knowledge. It gathers information about the user and sends it to the attacker.
8. Trojan horse: This is a type of malware that masquerades as a benign program. However, when executed, it performs malicious actions, such as deleting files or stealing information.
9. Virus: This is a type of malware that replicated itself and Spreads to other computers. It can damage files or programs and slow down the performance of a computer.
All material on this site was made with malwarezero.org as the authority reference. To learn more visit the source used.