Stopped trains and turned on the Russian anthem: in Poland there are unknown hackers
About it reports Wyborcza with reference to information from railway staff. On the evening of August 25, an incident occurred, which resulted in the railway traffic in the Polish city of Szczin. The attackers used radio frequencies used in railway infrastructure and transmitted a signal that caused emergency trains. After that, they turned the Russian anthem and an excerpt from Putin's speech through the alert systems.
According to the publication, the process of copying an emergency stop used by drivers is not difficult for technical specialists. In addition, the frequencies at which signals for specific routes are not encrypted and can be found open. The malefactors began to broadcast alarm at about 9pm, he came to the drivers and the traffic control points and caused train stops on lines 273 and 351. On these routes, different frequencies for alarm were used, but it was broadcast almost simultaneously.