Cryptographic communication method and cryptographic communication device
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United States of America Patent
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Aug 4, 1992
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N/A
app pub date -
May 31, 1991
filing date -
Jun 1, 1990
priority date (Note) -
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Abstract
A cryptographic communication method comprises a step for carrying out cryptographic communication between a sending station and one or more receiving stations by using (1) a ciphertext formed by encrypting a unit of sending information under the intervention of at least a cryptographic key and (2) key-distribution-information produced by using at least the ciphertext, receiving station's public information, and randomized information generated in the sending station.
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