AOSS (AirStation OneTouch Secure System) is a system by Buffalo Technology allows secure wireless connections with the push of a button. The Nintendo Wi-Fi Connection used by the Nintendo DS is AOSS compatible.AOSS was also included in the PlayStation 3 and in system software 2.00 for the PlayStation Portable and was available for automatic setup with the PSP with firmware 2.80. AOSS functionality for all Wii models was included in version 3.0U of the Wii System software, released in August 2007 along with PAL version 3.0E.
See more at Wikipedia.org...