In a word, no. While having antivirus is a good foundation, you still need to build the rest of the structure to protect all of your family’s activities, especially if you have children and if you consume a variety of online resources such as games and social media. You have two basic paths towards building out your protection: choosing a variety of tools and then integrating yourself or using an all-in-one security suite (such as Avast One). The risks with the former, DIY method is that you might not cover all your bases or that your tools won’t play well together.