Norton Security is the latest computer software security suite developed by Norton. It works on MS Windows, Mac OS X, Android, and iOS platforms. It’s available in three editions, as Norton Security Standard, Norton Security Deluxe, and Norton Security Premium. Norton Security Standard protects 1 (one) device only. Norton Security Deluxe is good for up to 5 devices, while Norton Security Premium includes protection for up to 10 devices. More about comparing the three security software packages can be found at our Norton Security Editions Compared page. norton.com/setup