You can add a PIN as a second factor. See PIN to drive in the manual
https://www.tesla.com/ownersmanual/modely/en_us/GUID-94B0E05...
https://www.tesla.com/ownersmanual/modely/en_us/GUID-94B0E05...
Isn't this what the research team is abusing? If so, make sure that's turned off too!