Patent ID: 7475240

Claim:
A method of enabling authorized communication between a first communication device associated with a first entity and a second communication device associated with a second entity, comprising: establishing a dialog session, using at least one dialog based interactive protocol, between the first communication device and the second communication device that is initiated with the first communication device by the second communication device; the first entity transmitting to the second communication device a link to a site used to authenticate the second communication device; a third entity receiving a message from the first entity associated with the first communication device containing authentication information for the second communication device; the third entity associating the authentication information with the dialog session, thereby enabling the second communication device to engage in authorized communication with the first communication device through the third entity, the authorized communications comprising: receiving a message from the second entity associated with the second communication device requesting a withdrawal of a predetermined sum of money from an account associated with the first entity; associating the message from the second entity with the authentication information; transmitting to the first communication device the message from the second entity and the associated authentication information; and transmitting to the second communication device a link to the site for re-authenticating of the second communication device.