Computer systems and methods are provided for authenticating a user seeking to conduct at least one interaction with a secured capability provided by a computer. The method includes providing a first identifier to at least one verification server and providing a second identifier to an electronic device being used by the user. The first identifier and the second identifier each corresponds to the secured capability. The method further includes providing the electronic device with a user-selectable link configured to, upon being selected by the user, initiate a program to run on the electronic device. The program is configured to transmit a third identifier to the at least one verification server. The third identifier corresponds to the secured capability. The method further includes receiving authorization information from at least one of the electronic device and the at least one verification server. The method further includes using a processor (e.g., a processor of the computer) to provide the user with access to conduct the at least one interaction with the secured capability in response at least to the authorization information.