Secure self managed data (SSMD)
US8565436B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2009 |
| Grant date | Oct 22, 2013 |
| Priority date | — |
| Expiry date | Apr 11, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/56
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system, according to one embodiment, includes a master key for encryption of data; an encryption key site accessible by computer and storing a first piece of the master key; a configuration file resident in a computer file system, the configuration file storing a second piece of the master key; a computer database storing a third piece of the master key; a master-key seal key used to encrypt the master key, wherein a secure self managed data (SSMD) key is obtained by assembling and decrypting the first piece, the second piece and the third piece using the master-key seal key; a unique ID for the data; a classification level for the data; and an expiration time for the data, wherein the data, the unique ID, the classification level, and the expiration time are encrypted together using the SSMD key to form an SSMD encoded data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.