In its original form encryption was first used by the ancient Egyptians, Mayans, then the Greeks and Romans in wartime and politics. They used it as a security practice to encode messages that can deceive the enemy.
Small, white bumps that are present on the skin may be keratosis pilaris, otherwise known as keratin spots, which is caused by keratin accumulating underneath the skin, as reported by WebMD. Keratosis pilaris is a harmless skin condition, and the bumps can appear basically anywhere on the body like on the thighs, facial regions, buttocks and arms.
Both tinea versicolor and vitiligo are two of the most common causes of those discoloration marks on your skin. The discoloration is normally described as white spots on skin, white bumps, white splotches or white dots. Whichever way you call them, you are more likely describing the same condition.