Rollback protection for login security policy
US9984250B2 · kind B2 · utility
0Cited by
26References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2012 |
| Grant date | May 29, 2018 |
| Priority date | — |
| Expiry date | Jun 22, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/554
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In one embodiment, an encryption system may protect user login metadata from hammering attacks. A data storage 140 may store an integrity protected data set 602 for an operating system in a storage location. A processor 120 may register a counter reading from a remote counter 202 in a secure location 204 separate from the storage location. The processor 120 may determine a lockout state of the integrity protected data set 602 based on the counter reading.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.