Choosing an online antivirus can be difficult at times because there are so many out there offered. Some of the best free online anti virus programs include; AVG, Microsoft Security, Comodo, McAfee and Avast.
A person can purchase an antivirus for Windows Vista at a store that sells various computers and computer programs or online. Some online sites that sell antivirus software for Windows Vista include eBay and Amazon.
Some programs aimed to increase perfomance of computers are not compatible with antivirus software.
Some free antivirus programs include: NOD32 and Kaspersky. The cheapest antivirus programs are the free ones but the protection may not be as great as the paid versions. Some free antivirus programs include: Avast Free, AVG Free, Avira, Bitdefender, Comodo, Immunet, Kingsoft, Microsoft Security Essentials and Panda Cloud Antivirus.
Almost all antivirus programs will provide virus alert. Some popular programs are Norton Antivirus, McAfee, AVG, Bull Guard, Panda Security, and Avast.
Types of antivirus programs you can buy include AGV antivirus or Norton 360 antivirus software. Some are cheaper than other so you must choose what is more economic for you.
There are many sites that allow someone to download an antivirus application for their mobile phone. Sites like kaspersky, avast, nairaland and antivirus are all sites that offer free antivirus downloads.
I would recommend Avast or AVG. They are both good programs (with free, lite versions).
Guardian antivirus 2011
One can compare the best antivirus programs and hardware utilities at online technical review sites such as Cnet and PCWorld, a consumer shopping site such as ConsumerReports, and in technical forums such as WarriorForum and BlackHat.
Sadly, there are many antivirus programs that are viruses. To save some research here are some antiviral programs you can trust:Avast Antivirus (my personal favorite, highly recommended)McAfeeNorton (though annoying it works)Kaspersky
There are many antivirus software programs to choose from. They can be purchased in stores and online from retailers such as Walmart and staples as well as directly from the company's website. Norton has won many awards for their software.
Many companies offer antivirus programs for Linux. They can be found on various website searches. One such site called makeuseof lists the 4 best free Linux Anti-Virus Programs. These programs are McAfee, AVG, Bitdefender and Online Virus Scan and their individual websites will provide more information.