US Tier-1 automotive supplier had approximately 1.9 TB of internal files publicly posted on an extortion site at the end of October 2025
| Publisher | PCA Cyber Security |
| Report | PCA Cyber Security Global Automotive Cybersecurity Report Q4 2025 |
| Published | 1 January 2026 |
| Topics | Automotive Cybersecurity, Tier-1 Supplier, Extortion |
Published by PCA Cyber Security in PCA Cyber Security Global Automotive Cybersecurity Report Q4 2025, 1 January 2026. The figure is taken from the report as published; the full methodology is in the source.