International Association of Amusement Parks and AttractionsSelf-Service & Kiosk Association The Self-Service & Kiosk Association (SSKA) is the only professional membership association serving the needs and promoting the interests of companies engaged in the electronic, self-service kiosk industry. With members worldwide, SSKA is in a unique position to provide a collective voice for the industry, encourage effective and ethical business practices, and promote the growth and health of the industry, throughout the world.