Re:Polish railway system hacked, trains forced to stop by at...
by throw_a_grenade on Monday August 28, 2023 @11:10AM
(#37295330)
How irresponsible of (gasp) European Commision to publish the exact specification (frequencies and timings of the tones) of the command used in this attack (in Poland):
https://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=OJ:L...
(p. L 342/109-110, or ^F RADIOSTOP)
This is Official Journal, available in all EU languages (at the time).