{"page":"/blog/contextual-advertising-personal-data-gdpr","modified":"2026-11-10","license":"https://creativecommons.org/licenses/by/4.0/","columns":["Option","What it gives the business","What stays open","How hard it is to reverse"],"rows":[["No request until a choice is recorded","Ties all ad delivery to the choice flow.","The choice, device operations and retained records still need assessment.","A fallback can be added later if supported by the design and review."],["Category-only request from a server","Supports limited placement based on page content.","Recipient headers, processing and identifiable combinations remain open.","Fields can be changed independently of the browser interface."],["Full contextual request after consent","Gives a buyer more placement detail after the recorded choice.","Scope, sensitive context and recipient use still matter.","New requests can change quickly; old copies need separate handling."]],"sourceUrls":[[],[],[]]}