About Ageline: Understanding Age Assurance Online
Ageline explains how online services decide whether someone is old enough to access a website, app, feature or type of content. This subject is known as age assurance. It includes age verification, age estimation, self-declaration, identity checks, parental confirmation and technical measures designed to distinguish between children and adults. As more services introduce age restrictions, understanding the differences between these approaches becomes increasingly important.
The publication is intended for trust-and-safety professionals, product designers, compliance leads at small organisations, educators, parents and journalists. It addresses practical questions that arise when an age limit becomes part of an online experience: what information does a check require, what does its result establish, how might someone be incorrectly classified, and what responsibilities do service providers have? Coverage includes regulatory approaches in different regions and the design decisions involved in age-restricted sign-up journeys.
Ageline takes a plain-language, explanatory approach. Articles are written by an editorial desk using AI writing tools to help organise and communicate information. The subject matter is presented through clearly defined terms, practical illustrations and references to primary regulatory and technical sources. Legal requirements can depend on jurisdiction, service type and the date of publication. Ageline provides general information, not legal advice, and readers should consult the relevant regulator, legislation or qualified professional when making compliance decisions.
What you will find here
Ageline publishes 6 entries, among them Three Age Assurance Methods: Self-Declaration, Document Checks and AI Estimation, The Age Appropriate Design Code: A Plain-English Guide to Its Main Duties, Why a Date-of-Birth Field Is Not an Age Gate: Design Principles for Neutral Age Screens.
How the entries are made
Entries are written by the Ageline editors with the help of AI writing tools and are meant as general information. They are not professional, legal, medical or financial advice, and details can change, so check primary sources before you act on anything.
Questions
What does age assurance mean?
Age assurance is the collective term for methods used to estimate, verify or otherwise establish a person's age or age range. It includes both evidence-based checks and less formal approaches such as asking users to declare their date of birth.
Who is Ageline intended for?
The publication is for people who design, operate, regulate or study age-restricted online services, as well as parents and educators who want to understand how digital age limits work.
Does Ageline provide legal or compliance advice?
No. Ageline provides general explanations of methods, design considerations and regulatory documents. The applicable legislation, regulator guidance and advice from a qualified professional determine the requirements for an individual service.