U. S. Navy Office of Naval Intelligence Worldwide Threat to Shipping (WTS) Report 30 July - 29 August 2018 and HORN OF AFRICA/GULF OF GUINEA/ SOUTHEAST ASIA: Piracy Analysis and Warning Weekly (PAWW) Report for 23 - 29 August 2018

Of note:

G. (U) YEMEN: On 23 August, it was reported that Houthi rebel forces had launched an attack by an explosive-laden boat
against a ship in the southern Red Sea

U. S. Navy Office of Naval Intelligence Worldwide Threat to Shipping (WTS) Report 30 July - 29 August 2018 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