Patent ID: 8156543
Filing Date: 2012-04-10
Classification: G06F,G06Q,H04L

Abstract:
1. A method comprising: a) receiving, at a directory server, an alias identifier, wherein the alias identifier is associated with an account identifier for an account of a presenter; b) determining, by the directory server, an associated trusted party using the alias identifier; c) sending, by the directory server, a verification request message to the trusted party after receiving the verification request message from a merchant plug-in and determining the associated trusted party, where the verification request message requests information regarding whether the trusted party or the presenter participates in an authentication program; d) receiving, at the directory server, a verification response message, wherein the verification response message indicates whether the trusted party or the presenter participates in the authentication program to indicate an authentication availability for the presenter; and e) sending a first authentication request message to an access control server operated by the trusted party, from the directory server, after receiving the verification response message from the access control server, wherein the access control server subsequently sends a second authentication request message to the presenter.