Entropy-based authentication of mobile financial transaction

摘要

A method for leveraging a secure communication channel between a first agent and a second agent to authenticate an activity outside of the secure communication channel. The method includes receiving with the first agent a communication request through an insecure channel from the second agent. The method further includes receiving with the first agent an indicator of a relative identity relationship from the second agent. The method further includes sending with the first agent a request to authenticate the activity outside of the secure communication channel to the second agent. The method further includes authenticating the activity outside of the secure communication channel using the secure communication channel.