Hand-held electronic device for establishing a secure connection with a host via a terminal

ABSTRACT OF THE DISCLOSURE: The portable electronic device includes undispositif optical reception, a microcomputer propreà process the information received, a display pourafficher information from the microcomputer anda source of electrical energy to power diverscircuits. The device has a keyboard that also enter the informaitons in lemicrocalculateur THE USER, the latter being programmed to load between information from the means for receiving and / or duclavier, and to display the results into account.A this information, possibly combined.