Ranked the number one consumer security service for your devices, Norton Antivirus protects 1 device against viruses, spyware, malware, phishing, software vulnerabilities, and other online threats while safeguarding your identity and online transactions. Provides protection against: viruses, spyware and trojans and phishing. Industry-leading protection at a ground-breaking price. Powered by one of the worlds largest 24 x 7 threat monitoring networks. Patented protection against viruses, scams, phishing attempts, zero day exploits and more. Automatic silent updates ensure you have the latest protection and no in-product advertising pestering you to switch a paid security solution. Seamless upgrade options to additional protection as your needs grow. General information: 1 user licence key. Software licence activated for 12 months. Minimum PC system requirements: Windows XP or later operating system. OS X v10.4.9 or later operating system. 1GHz processor speed. 2GB RAM. 300MB available hard disk space.