Galileo HAS and OSNMA: Performances, Receivers and Practical Implementation

An in-depth look at Galileo’s High Accuracy Service (HAS) and Open Service Navigation Message Authentication (OSNMA) Service, covering performance, receiver technologies and practical implementation. The European Union Agency for the Space Programme (EUSPA)’s GNSS Service Centre (GSC), together with the Netherlands Space Agency, will participate and present the Galileo’s High Accuracy Service (HAS) and Open Service Navigation Message Authentication (OSNMA) from a practical implementation perspective.This session builds on the introductory webinar held on 23 June 2026 and moves towards a more technical and application-oriented level of detail. More than 4 billion users are already benefitting from Galileo.The Galileo Programme is owned by the EU. The European Commission, as the Programme Manager, oversees the implementation of all activities. Galileo's system design and system evolution are entrusted by EUSPA to ESA.Media note: This feature can be republished without charge provided the European Union Agency for the Space Programme (EUSPA) is acknowledged as the source at the top or the bottom of the story. If you republish, we would be grateful if you could link back to the EUSPA website (https://www.euspa.europa.eu).