Kammala jumla mai zuwa: Kasashe koyaushe suna tattara bayanai game da yanayin teku, don tattara bayanan sirri da ake buƙata don ayyuka daban-daban ko gano jiragen ruwan abokan gaba. MDA na zamani duk da haka, an ayyana shi ne bayan &lt;a href="September%2011%20attacks"&gt; 9/11 harin ta'addanci&lt;/a&gt; da kuma harin ta'addanci a kan mai hallaka
Jirgin ruwan USS Cole. Shirye-shiryen wayar da kan jama'a game da yankin teku yana da nufin gano barazanar da kuma samar da shawarwari game da waɗannan; taimakawa wajen yanke shawara game da barazanar daban-daban da; duba cewa ana kiyaye dokar kasa da kasa, don tabbatar da 'yancin kewayawa.