Arbitrary ciphers involving hieroglyphic figures use symbols to represent letters of the alphabet Both arbitrary and hieroglyphic ciphers involve representing letters by symbols
Arbitrary Cipher
Cipher where letters are represented by arbitrary symbols which do not necessarily correlate directly with the letters of the alphabet
Concordance & Cross-References
Primary Correspondences & Figures
Both musical and arbitrary ciphers involve substituting symbols for letters of the alphabet for secret communication
The table of recurrence helps in decoding arbitrary ciphers by showing the frequency of letters
Albert Pike described an arbitrary cipher similar to the one used by the Knights Templar
Mediate Correspondences
Sympathetic Chains & Distant Affinities
Both musical and arbitrary ciphers involve substituting symbols for letters of the alphabet for secret communication
Both numerical and musical ciphers are methods of encoding messages where letters are replaced by symbols or sounds
Both musical and arbitrary ciphers involve substituting symbols for letters of the alphabet for secret communication
J H Baker described a method of musical cipher in his treatise Mercury, or the Secret and Swift Messenger