https://www.cnet.com/roadshow/news/tesla-elon-musk-ceo-sabotage-warning-email-2018/

The email, which was sent following an internal investigation into a recent fire at the paint shop at Tesla's Fremont, California factory, warns employees of damage caused by a saboteur who, in addition to logging into Tesla's proprietary manufacturing operating system and adding damaging code, seems to have exported vast amounts of sensitive data to unknown parties.

Tesla CEO Elon Musk warned employees against an alleged industrial saboteur that made off with sensitive Tesla data.