TheCodeBreakers
They
have changed and rechanged them, and nevertheless have been and
always will be discovered in their tricks." It was an accurate prediction,
for Viete continued to read the enciphered messages of Spain and of
other principalities as well. But his pride led him straight into a trap in
which a shrewd diplomat drew confidential information from him as
deftly as he elicited the secret meaning from elegant and mysterious
symbols. Giovanni Mocenigo, the Venetian ambassador to France, said
that he was talking one day with Viete at Tours:
He [Viete] had just told me that a great number of letters in
cipher of the king of Spain as well as of the [Holy Roman] Emperor
and of other princes had been intercepted, which he had
deciphered and interpreted. And as I showed a great deal of
astonishment, he said to me:
"I will give your government effective proofs of it." He
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