Patent ID: 8151344

Claim:
A computer-executed method to authenticate a user, comprising: registering the user by: receiving a username, a password, and a unique identifier, which are associated with the user; creating an association between the username, the password, and the unique identifier; and storing the association; presenting a login screen to the user which includes a username field and a password field, wherein the username field is enabled and the password field is disabled; and authenticating the user by: receiving the username via the username field; receiving the unique identifier over an authenticated channel, wherein the authenticated channel comprises a phone network, and wherein the unique identifier is received over the authenticated channel from a user that uses a phone to call an authentication phone number, wherein the authentication phone number is a unique phone number that is associated with the user while registering the user; enabling the password field in response to determining that the unique identifier is associated with the received username; receiving the password via the enabled password field; and authenticating the user in response to determining that the password is associated with the username.