Braille Cipher Wheel | Encryption Device for the BlindDeveloped with the aid of both encryption expert Mic Healey and supported blind users, this cipher is a fully functional cipher capable of securely encoding any message. It uses raised Braille dots for the letters. The characters are precisely raised by laser etching away the surrounding wood. The inner wheel has the alphabet clockwise. The outer wheel has the alphabet counterclockwise. As is consistent with the original Braille alphabet, the letter W