This is hardly news as there has been a Permanent NOTAM advising of GPS signal interruptions in Nicosia FIR for a while now and pilots should be expecting it and have alternate means of navigation available.
Latest NOTAM below:
A0211/20 - GPS SIGNAL INTERRUPTIONS HAVE BEEN REPORTED WITHIN NICOSIA FIR.
PILOTS ARE REQUESTED TO PROMPTLY REPORT TO ATC ANY GPS SIGNAL
INTERRUPTION EXPERIENCED. 11 FEB 12:30 2020 UNTIL PERM. CREATED: 11 FEB 12:34
2020