Security model for industrial devices
US8504837B2 · kind B2 · utility
14Cited by
1References
13Claims
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Key dates
| Filing date | Oct 15, 2010 |
| Grant date | Aug 6, 2013 |
| Priority date | — |
| Expiry date | May 19, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/20
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Systems and/or methods are described relating to a security model that provides interoperability with foreign security domains while remaining scalable to small embedded devices. A security token service is provided, which is configured to issue, renew, and/or validate security tokens in response to a token request. A communication protocol, corresponding message structures, and the security tokens are defined in accordance with protocol buffer definitions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.