1. To make Salad: Bring quinoa, salt, and 1½ cups water to a boil in saucepan. Reduce heat to medium-low, cover, and simmer 20 minutes, or until water is absorbed. Set aside, covered, 10 minutes.
2. Bring 2 cups water to a boil in separate saucepan. Add corn, and cook 1 minute. Drain, and rinse under cold water. Drain again. Stir together corn, tomatoes, cabbage, cucumber, and quinoa in bowl.
3. To make Dressing: Mix all ingredients in blender until smooth. Stir into Salad.