CPC B61L 25/08 (2013.01) [B61L 25/02 (2013.01); H04L 63/0435 (2013.01); H04L 63/0442 (2013.01)] | 14 Claims |
1. A method for remote control of human machine interfaces (HMI) used for the supervision and/or regulation of portions of railway transportation systems, comprising the steps of:
acquiring data about a status of the system to be supervised, and generating at least one of a graphic symbol or information,
processing the at least one of the graphic symbol or information and generating an image corresponding to the at least one of the graphic symbol or information,
visualizing the image on displaying means, and
comparing the at least one of the graphic symbol or information and the image to be visualized, for checking whether the at least one of the graphic symbol or information and the image to be visualized correspond to each other so that only images generated by data positively checked, are visualized by the displaying means,
wherein the at least one of the graphic symbol or information is encrypted and the processing step includes the decryption of the at least one of the at least one of the graphic symbol or information, for comparing the decrypted the at least one of the graphic symbol or information with previously acquired data, before the visualization step,
and wherein a human machine interface (HMI) encrypts the at least one of the graphic symbol or information, and
wherein a displaying means decrypts the at least one of the graphic symbol or information.
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