Compact security device with transaction risk level approval capability
US8661258B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2009 |
| Grant date | Feb 25, 2014 |
| Priority date | — |
| Expiry date | Jan 3, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/56
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention relates to the field of securing electronic transactions and more specifically to methods to indicate and verify the approval of the risk level of a transaction and to apparatuses for generating transaction risk level approval codes.In a method according to the invention transactions are classified into a limited number of categories. A user submitting a transaction to a server is requested to also generate and submit a dynamic transaction category approval code for the submitted transaction. On the server side a corresponding verification value is generated for the received transaction. In an alternative method according to the invention transactions are assigned one of a limited number of risk levels. A user submitting a transaction to a server is requested to also generate and submit a dynamic risk level approval code for the submitted transaction. On the server side a corresponding verification value is generated for the received transaction. The received dynamic risk level approval code is verified on the server side by comparing it with the generated verification value. A security token to secure electronic transactions adapted to generate dynamic transa…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.