Patent ID: 9021267
Filing Date: 2015-04-28
Classification: H04L

Abstract:
1. Device comprising: at least one non-transitory computer readable storage medium with instructions which when executed by at least one processor configure the processor for: receiving an application signed by a digital signature, the application seeking access to one or more resources of an electronic device; processing the application and/or digital signature using a function to render a function result; using a first public key to extract information from the digital signature; using a second public key to extract information from the digital signature; comparing the function result with the information extracted using the first public key; comparing the function result with the information extracted using the second public key; responsive to determination that the function result does not match information extracted by the first or second public key, not granting the application access to the resources of the electronic device; responsive to determination that the function result matches the information extracted using the first public key, granting the application access to one or more resources of the electronic device at a first level of access; and responsive to determination that the function result matches the information extracted using the second public key, granting the application access to one or more resources of the electronic device at a second level of access, the second level of access granting greater access to the resources than the first level of access.