Patent ID: 8135383

Claim:
A method of securing at least one user datum in a mobile communication device having a user interface, the method comprising: the mobile communication device receiving the at least one user datum directly from a user via the user interface; storing the at least one user datum received from the user in a secure storage portion of a memory within the mobile communication device; receiving authentication information into the mobile communication device directly via the user interface; transmitting the at least one user datum from the mobile communication device to a recipient in response to entry of the authentication information, while preventing the user of the mobile communication device from reading the at least one user datum; displaying a data entry screen of a networked application program on the mobile communication device, the data entry screen having at least one field for inputting an item of personal data; and receiving a signal indicating a user initiated command that the at least one user datum be transmitted to a processor executing the networked application program as the input of the item of personal data, while preventing the mobile communication device from outputting the at least one user datum to the user.