Methods and apparatus for defending against telephone-based robotic attacks using permutation of an IVR menu
US8005198B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2007 |
| Grant date | Aug 23, 2011 |
| Priority date | — |
| Expiry date | Mar 24, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2201/10
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Methods and apparatus are provided for defending against telephone-based robotic attacks An interactive voice response method is provided for presenting a menu having one or more menu options to a caller. The method comprises the steps of obtaining a script to present to the caller, the script including the one or more menu options; permuting one or more characteristics of at least one of the one or more menu options; and presenting the permuted menu to the caller. The permutation may comprise, for example, adding one or more additional menu options to the menu; varying a selection number associated with the at least one menu option; varying an order of at least a plurality of the menu options; or varying a wording or pronunciation of one or more menu options.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.