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Cryptology Presentation

Cryptology Presentation



Cryptology Presentation

Cryptology Presentation



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Cryptology Presentation Cryptology Presentation Presentation Transcript

  • Ancient Hieroglyphics and the Rosetta Stone Hannah Feldman, Karl Fries, & Danielle Mercado
  • Ancient Egyptian Hieroglyphics
    • Hieroglyphics stems from the Greek word hieroglyphica, which means “sacred carvings”
    • Over 2,000 characters
      • alphabetic, logographic, and ideographic elements
    • Originated due to the artistic traditions of the preliterate Egyptians
  • Hieroglyphics
    • Demotic
      • Popular script
      • Could be read off tablets by educated citizens
    • Hieratic
      • Sacred script
      • Used on temple walls
  • Who Used Hieroglyphics?
    • Priests
      • Used cursive hieroglyphics (Hieratic script) to record religious literature
    • Scribes of the government
      • More simple and basic; easier to understand
      • Used Demotic script
  • When Were Hieroglyphics In Use?
    • Earliest known hieroglyphic writing was discovered to be from the 3000 B.C.
    • Used up until the 4 th Century A.D.
      • Christians banned its use
    • Ancient hieroglyphic script was replaced with Coptic
    • The ability to read both demotic and hieratic hieroglyphics vanished
  • Breaking the Hieroglyphics
    • Decryption was hindered by the assumption that phonetic characters were not used
    • People believed that hieroglyphics were semagrams
  • Hieroglyphic Alphabet
  • Important People
    • German Jesuit priest Athanasius Kircher
    • Napoleon
    • Thomas Young
    • Jean-Francois Champollion
  • The Rosetta Stone
    • Found in 1799 in the town of Rosetta in the Nile Delta
    • Was inscribed with three separate texts, saying the same thing
      • Greek
      • Demotic
      • Hieratic
  • The Rosetta Stone, cont’d
    • Ended up with the British due to the Treaty of Capitulation
    • Described as granodiorite
    • Measurements
      • 45 inches high
      • 28 ½ inches wide
      • 11 inches thick
  • The Rosetta Stone, cont’d
    • Carved in 196 B.C.
    • Deciphered fully in 1822 by Champollion
    • Exhibited in the British Museum since 1802
    • July 2003, Egyptians demanded the return of the Stone
  • Example