Lights Out: Cyberattacks Shut Down Building Automation Systems

Security experts in Germany discover similar attacks that lock building engineering management firms out of the BASes they built and manage — by turning a security feature against them.

A building automation engineering firm experienced a nightmare scenario: It suddenly lost contact with hundreds of its building automation system (BAS) devices — light switches, motion detectors, shutter controllers, and others — after a rare cyberattack locked the company out of the BAS it had constructed for an office building client.

https://www.darkreading.com/attacks-breaches/lights-out-cyberattacks-shut-down-building-automation-systems