In today’s world of internet every, every computer should have antivirus installed in it. Antivirus saves your computer from a lot of different “effected files and programs”. While surfing the web, antivirus protects your files and data from being hacked. Usually while downloading something from the internet we unknowingly download viruses which can harm data.
There is a lot of Antivirus Software available in the market. It secures your PC and you have to choose the best one. Antivirus programs detect and remove malware such as trojan, worms, key loggers, backdoors, computer virus and phishing attempts. Our systems performance depends upon the quality of our Antivirus software. Antivirus or anti-virus software is software used to prevent, detect and remove malware (of all descriptions), such as: computer viruses, malicious BHOs, hijackers, ransomware, keyloggers,backdoors, rootkits, trojan horses, worms, malicious LSPs, dialers, fraudtools, adware and spyware.
Computer security, including protection from social engineering techniques, is commonly offered in products and services of antivirus software companies.
Here, there is a list of best 10 Antivirus software:
1. Kaspersky Antivirus
2. Avast! Pro Antivirus
3. Norton Antivirus
4. McAfee Antivirus
5. AVG Antivirus
6. Bitdefender Antivirus 
7. Panda Antivirus
8. BullGuard Antivirus
 9. F-Secure Antivirus
10. Microsoft Security Essentials