CNN Underscored Follow CNN Underscored CNN Underscored is your guide to the everyday products and services that help you live a smarter, simpler and more fulfilling life. The content is created by CNN Underscored. CNN News staff is not involved. When you make a purchase, we receive revenue. The best security system of 2021 Ring (CNN) — While being home more often may seem to nullify the need for a security system, there are still several benefits to having one. Besides making you eligible for a break on insurance rates, thereâs the peace of mind that comes with being able to easily monitor activity in your home, from the opening of windows and doors to water freezing or leaking.