Methods and apparatus to enable runtime checksum verification of block device images
US9984255B2 · kind B2 · utility
5Cited by
6References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2015 |
| Grant date | May 29, 2018 |
| Priority date | — |
| Expiry date | Apr 10, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for verifying data integrity of a block device is provided. The method includes providing a secure world execution environment configured to monitor changes to data blocks of a block device, within the secure world execution environment, generating a hash for changed data blocks of the block device, and within the secure world execution environment, verifying and generating a cryptographic signature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.