Method and system for mixed symmetric and asymmetric encryption of .ZIP files
US8225108B2 · kind B2 · utility
2Cited by
195References
40Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 20, 2004 |
| Grant date | Jul 17, 2012 |
| Priority date | — |
| Expiry date | Aug 31, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/30
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention provides a method of integrating existing strong encryption methods into the processing of a .ZIP file to provide a highly secure data container which provides flexibility in the use of symmetric and asymmetric encryption technology. The present invention adapts the well established .ZIP file format to support higher levels of security and multiple methods of data encryption and key management, thereby producing a highly secure and flexible digital container for electronically storing and transferring confidential data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.