Norton Security Antivirus is the safest antivirus for both home and business. Its features include email spam phishing, protection and more. Norton security antivirus runs on all operating system such as Windows, Linux and Mac OS. Norton antivirus is one of the largest companies in the field of developing security software for the protection of our devices. It completely keeps your devices protected from the malware and threats that might cause great damage. But to effectively utilize the Norton security, you need a Norton login account from which you can manage your Norton subscriptions, and the Norton products.