PU 9: Your Bus is Controlled by China

Engineers inspecting a Yutong bus in Sandvika in an isolated environment that blocks EM emissions from onboard devices (Eilif Swensen / Ruter)

Norwegian public transport authority Ruter has discovered undocumented cell modems in electric buses built by Chinese company Yutong, which enable the manufacturer to turn the buses off remotely.

Punching Upwards, Episode 9 for 9 November 2025

Topic: Infosec

Credits

Thanks to Michael Mullan-Jensen for being the first paying subscriber to the show! I appreciate this immensely.

Thanks to Sir Galteran for supporting the show via Fountain.fm

Sources

1. Norway transport firm steps up controls after tests show Chinese-made buses can be halted remotely, The Associated Press, 5 November 2025

2. Show notes for Security Now! episode 1050, GRC.com, 4 November 2025

3. The interoperable EU-wide eCall, The European Commission

The theme music for the podcast is a track called Fight or Fall by Def Lev. Find out more about the show at fab.industries/podcast — new media, new rules!