Da vinci code cryptex

The word cryptex is a neologism coined by the author Dan Brown for his 2003 novel The Da Vinci Code, denoting a portable vault used to hide secret messages. It is a word formed from Greek κρυπτός kryptós, "hidden, secret" and Latin codex; "an apt title for this device" since it uses "the science of cryptology to protect information written on the contained scroll or codex" (p. 199 of the novel). The first physical cryptex was created by Justin Kirk Nevins in 2004.

The (first) cryptex featured in the novel The Da Vinci Code is described as a stone cylinder comprising "five doughnut-sized disks of marble [that] had been stacked and affixed to one another within a delicate brass framework"; end caps make it impossible to see inside the hollow cylinder. Each of the disks is carved with the entire alphabet and can be rotated independently of the others to create different letter-alignment combinations, including but not limited to words, initialisms, and anagrams. Although it is not clea