Communication system, communication device, and communication method with a security policy for communication between devices
US8799638B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2011 |
| Grant date | Aug 5, 2014 |
| Priority date | — |
| Expiry date | Jun 26, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/20
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.