What is the most secure home automation system?

Best Smart Home Security Systems 2022 Provider Monitoring price Security cameras Vivint Smart Home $29.99–$44.99 Indoor, outdoor, doorbell ADT Command $58.99–$62.99 Indoor, outdoor, doorbell Abode $0.00 - $20.00 Indoor, outdoor, doorbell Scout $9.99–$19.99 Indoor, doorbell