Method and system for controlling use of a dynamically linked software library
US7155743B2 · kind B2 · utility
18Cited by
4References
56Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 23, 2002 |
| Grant date | Dec 26, 2006 |
| Priority date | — |
| Expiry date | Dec 5, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99945
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for authenticating a software library, including inserting an encrypted checksum into a software library, and in response to loading the software library calculating a checksum of the software library, requesting the encrypted checksum from the library, decrypting the encrypted checksum, and checking whether or not the decrypted checksum agrees with the calculated checksum. A system is also described and claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.