number generators 430 after the seed is loaded into the pseudo random number generator the mobile terminal 120 screen can display a time varying pseudo random password an authorized user at client terminal 115 establishes a client server connection by providing the time varying pseudo random password signal 435 displayed on the mobile terminal 120 screen the server 105 compares 440 the password received from the client terminal 115 to a pseudo random number generator at the server 105 if the foregoing match the server grants access signal 445 to the client terminal 115 referring now to fig5 there is illustrated a signal flow diagram for providing a seed and time to a pseudo random number generator in accordance with one embodiment of the present invention during the initial registration signal 505 the user provides the phone number associated with their mobile terminal responsive thereto the server 105 allocates a seed for the user and determines a synchronization time the server 105 via terminal 125 requests an outgoing phone call signal 510 to the phone number provided during the registration the infrastructure of the cellular phone network 130 identifies and locates the mobile terminal 120 associated with the phone number an msc 214 in proximity to the mobile terminal 214 pages signal 515 the mobile terminal 120 using a paging channel upon receiving the page the mobile terminal 120 alerts the user to answer.