The operator must use a method reasonably calculated, in light of available technology, to ensure the person providing consent is the child's parent. A sliding scale applies: internal-use-only collection may use email-plus, while disclosure requires more reliable methods. Approved methods include a signed consent form, a monetary transaction with notification, a toll-free telephone or video-conference call to trained personnel, checking a government-issued identification, knowledge-based authentication, and facial recognition matched to a verified photo identification (added 2025).
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.