Newag
Newag S.A. (pronounced "nevag") is a Polish company based in Nowy Sącz that specializes in the production, maintenance, and modernization of railway rolling stock.[1]
Backdoor incident
In 2022, when maintenance was done on trains manufactured by Newag, malicious code and backdoors were discovered which were found to make the trains break down after third-party repairs, prevent them from entering a competitors workshop and also stop working after a set amount of time standing still.[2] The investigation against Newag is still on-going.