The normative core
The Standard.
EDSO assesses digital services across four domains and four levels — based on a clear, mathematical aggregation principle.
What is EDSO
Definition, scope and position within the European regulatory framework.
OpenAssessment domains
The four domains D1–D4 and their core questions.
OpenLevel system
The four tiers L0 to L3 — a hierarchy of trust.
OpenAggregation principle
How the overall level is derived from the four domain levels.
Open