Exercise Medusa 12 underway in the waters off Alexandria. ENS Gamal Abdel Nasser and a frigate, a submarine and two corvettes participating along with elements of Greek, Saudi and Cypriot Navies. We hear them day and night on the lower frequencies, mainly 6666.
At least one ship or shore station is using the HC-265 Voice Scrambler. For audio and waterfall examples see the Sigidwiki. https://www.sigidwiki.com/wiki/HC-265_Voice_Scrambler
Just heard on 15950 call sign مذكور . Last November this was submarine S44. Reserve frequencies 11125 and 14600.