Encryption apparatus, decryption apparatus, and method
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United States of America Patent
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Aug 10, 2010
Grant Date -
May 17, 2007
app pub date -
Jun 26, 2006
filing date -
Nov 15, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
(M, p, q, f, X) from the plaintext polynomial M(t) by an encrypting process of performing operations including at least one of addition, subtraction, and multiplication of random polynomials p(x, y, t), q(x, y, t), a random irreducible polynomial f(t) of degree l or more, and the fibration X(x, y, t) with respect to the plaintext polynomial M(t).
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