Hello! We are excited to announce Steam Families is now available for all users. Steam Families is a collection of new and existing family-related features. It replaces both Steam Family Sharing and Steam Family View, giving you a single location to manage which games your family can access and when they can play. Create a Steam Family To get started, you can create a Steam Family and then invite up to 5 family members.
That sort of behaviour should be easy to track if it happens more than once though
Being able to evade a ban once is already a problem. Now you need to ban every cheater twice to really ban them.