Keys are divided into two groups, normal and share of cost (SoC).
If you are looking for a key for later use, normal key is the best for your choice.
Normal key be owned by one person, so price is higher than share of cost keys.
Normal key may become cheaper if you plan to purchase for members of family instead of purchasing share of cost multi times.
In 2017, Norton replaced Norton Antivirus, Norton Internet security, Norton 360 with Norton Security.
Norton Security Keys can be used for Norton Antivirus, Norton Internet security, Norton 360 and Norton Security.
Norton Security named as Norton Norton License.