CEN/TS 18264:2026

Policy and security requirements on trust services on electronic ledgers CEN/TS 18264:2026

Publication date:   May 18, 2026

Scope

This document defines the policy, functional and security requirements on (qualified) trust services for electronic ledger. This includes requirements to ensure:
- their provision by one or more trust service providers;
- the establishment of the origin of data records in the ledger;
- the unique sequential chronological ordering of data records in the ledger;
- the recording of data in such a way that any subsequent change to the data is immediately detectable, ensuring their integrity over time.