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.
White spots on skin due to vitiligo usually affects the exposed body parts and skin folds (like the armpit), but may also affect areas of previous injury, skin around moles or body openings. It can also be observed on the hair and eyelids. Once the white spots have developed, the skin may not return to its normal color. Diagnosis and Treatment: The diagnosis of this skin condition is easily made by a doctor after taking a medical history and physical examination.