Aruba Activate is a cloud-based service that helps provision Aruba devices and maintain inventory. It allows zero-touch provisioning of Instant APs through automated configuration based on rules. The document provides an overview of the basic provisioning workflow in Aruba Activate, including identifying configurations, creating folders, defining rules, selecting devices, and assigning devices to folders. It also describes the different types of rules in more detail, including provisioning rules, move-to-folder rules, and notification rules.