U. S. Navy Office of Naval Intelligence Worldwide Threat to Shipping (WTS) Report 26 February - 28 March 2018 and HORN OF AFRICA/GULF OF GUINEA/ SOUTHEAST ASIA: Piracy Analysis and Warning Weekly (PAWW) Report for 22 - 28 March 2018

Of particular note from the WTS:

U.S. Maritime Alert 2018-004A: Threat type: Potential GPS interference. Geographic area: eastern Mediterranean Sea. Multiple maritime incidents have been reported in the Eastern Mediterranean Sea in the vicinity of position 32:24N –029:29E between 18-22 March 2018. These incidents have not been confirmed. The nature of the incident is reported to be GPS interference. Five vessels and one aircraft operating between Cyprus and Port Said, Egypt, have reported GPS disruptions/interference occurring over extended periods and resulting in either inaccurate positions or no position.Exercise caution when transiting this area. Further updates may follow.

U. S. Navy Office of Naval Intelligence Worldwide Threat to Shipping (WTS) Report 26 February - 28 March 20... by lawofsea on Scribd

U. S. Navy Office of Naval Intelligence HORN OF AFRICA/GULF OF GUINEA/ SOUTHEAST ASIA: Piracy Analysis and... by lawofsea on Scribd