Personal data processed under a section 2415i purpose may be processed only as reasonably necessary and proportionate and adequate, relevant and limited to the specific purpose; data kept for internal uses must reflect the nature and purpose of that use and be protected by reasonable measures that secure it and reduce foreseeable harm; a controller relying on an exemption bears the burden of showing it qualifies and complies.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.