They did already have that. This is fully automatic SSL management for your own domains that point to Google App Engine, with certs managed by Google. Previou

They did already have that. This is fully automatic SSL management for your own domains that point to Google App Engine, with certs managed by Google. Previously you had to use your own certs and manually upload them through the UI (or via the beta API, which is also now in general availability). edit: managed, not provided, the certs are actually Let's Encrypt