Communication system, communication device, and communication method with a security policy for communication between devices
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United States of America Patent
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Aug 5, 2014
Grant Date -
Mar 29, 2012
app pub date -
Mar 31, 2011
filing date -
Apr 1, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A first communication device includes a security policy storing unit that store a security policy and a default policy applied to communication to which the security policy is not applied, a communication unit that performs communication, and a communication control unit that performs an encryption process and a decryption process according to the default policy when the communication does not correspond to the target of the policy. A second communication device includes an input and output receiving processing unit that receives an input of an encryption key of the default policy of the first communication device, a communication control unit that generates a policy including an encryption method of the default policy and the input encryption key and performs an encryption process and a decryption process in communication with the first communication device according to the policy, and a communication unit that performs communication of a communication packet.
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