Global Navigation Satellite System Outage Leading to Navigation/Surveillance Degradation

The issue of Global Navigation Satellite Systems (GNSS) jamming and/or spoofing has increased since 2022, particularly in geographical areas surrounding conflict zones but also in the south and eastern Mediterranean, Black Sea, Baltic Sea and Arctic areas.

EASA has published in 2022 the SIB 2022 02R2, which can be found in: https://ad.easa.europa.eu/ad/2022-02R2

UK has published in 2024  a revision of the Safety Notice SN–2023/001, which can be found in: https://www.caa.co.uk/publication/download/20273 (This SN version includes an update to the affected geographical areas and to include some newest information)