Proxy system for security processing without entrusting certified secret information to a proxy

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United States of America Patent

PATENT NO 9729311
SERIAL NO

13630226

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Abstract

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First communication units use a public key thereof certified by a certification authority on a PKI (Public Key Infrastructure), which is held by the first communication units in advance, and a secret key of the first communication units or delegation information generated by using secret information, as public key certificate, of the first communication units to thereby allow a proxy server to perform security processing, i.e. key exchange processing, authentication processing or processing for providing compatibility of encryption schemes, between the first communication units and a second communication unit on behalf of the first communication units.

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Patent Owner(s)

  • OKI ELECTRIC INDUSTRY CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukui, Kiyoshi Tokyo, JP 35 481
Nakashima, Jun Tokyo, JP 16 185
Yao, Taketsugu Tokyo, JP 17 255

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