Operation Gateway is Australia's enduring contribution to the preservation of regional security and stability in South East Asia.
For Operation Gateway, the Australian Defence Force provides maritime surveillance patrols in the North Indian Ocean and South China Sea.
Operation Gateway helps maintain the bilateral Defence relationship between Australia and Malaysia.
Operation Gateway is part of the support to Australia's efforts to counter people smuggling in the region.
ADF assets are dedicated to Operation Gateway taskings periodically. The number of personnel involved vary on each occurrence.