Media 1: Known plaintext attack on double random phase encoding using fingerprint as key and a method for avoiding the attack TashimaHideaki TakedaMasafumi SuzukiHiroyuki ObiTakashi YamaguchiMasahiro OhyamaNagaaki 2010 Originally published in Optics Express on 21 June 2010 (oe-18-13-13772)