Cryptographic communication method, encryption algorithm shared control method, encryption algorithm conversion method and network communication system
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United States of America Patent
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Sep 19, 2006
Issued Date -
N/A
app pub date -
Aug 2, 1999
filing date -
Jul 31, 1998
priority date (Note) -
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Abstract
An operating encryption algorithm is converted to another encryption algorithm. When different encryption algorithms are operated by a personal computer 100 for use by a group A and a personal computer 200 for use by group B, an encryption algorithm, operated by the personal computer 100 is encrypted by the personal computer 100 with the encryption algorithm operated by the personal computer 200 and transmitted to the personal computer 200.
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