Method for indicating the integrity of a collection of digital objects
US7065650B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 10, 2004 |
| Grant date | Jun 20, 2006 |
| Priority date | — |
| Expiry date | Aug 25, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/56
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention is directed to a method for indicating the integrity of a collection of digital objects, such as a software package, an email with attachments, etc.) The method comprising the steps of:Sealing the collection of digital objects by gathering the hash values of the digital objects into a binding file and digitally signing the binding file (the binding file may further comprise information about the relations between the objects); andIndicating the integrity of a sealed collection of digital objects by validating the integrity of its binding file via its digital signature; and validating the integrity of each object by the correspondence of its hash value with the corresponding hash value stored within the validated binding file.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.