TheCodeBreakers
perhaps meaning "Pope," might become mrp at one position and fco at
another. This constitutes an excellent form of enciphered code, and just
how precocious Alberti was may be seen by the fact that the major
powers of the earth did not begin to encipher their code messages until
400 years later, near the end of the 19th century, and even then their
systems were much simpler than this.
Alberti's three remarkable firsts—the earliest Western exposition of
cryptanalysis, the invention of polyalphabetie substitution, and the
invention of enciphered code—make him the Father of Western
Cryptology. But although his treatise was published in Italian in a
collection of his works in 1568, and although his ideas were absorbed by
papal cryptologists and perhaps influenced the science's development,
they never had the dynamic impact that such prodigious
accomplishments ought to have produced. Symonds' evaluation of his
work in general may both explain why
annaabi.ee 
