The Operational Technology Hub

Why Occupancy-Based HVAC Control in a NYC High-Rise Required Sensors, Gateways, VLANs, and a FieldServer Before Touching the BMS

Grumman Butkus and R-Zero ran occupancy-based ventilation in a Manhattan tower where the sensor data had to cross a BACnet gateway, a VLAN, a firewall, and an MSA FieldServer security gate before reaching the Siemens Desigo BMS, with control staying local and analytics in the cloud.

Eight Years Into UDMI, Google's Biggest Lesson Is That the Installer Experience Decides Whether a Device Standard Scales

Google built UDMI, an HTML-inspired interface standardizing how devices talk to cloud applications across hundreds of buildings, then redirected its tooling work after adoption stalled on the system installers configuring devices in the field.

The IT Cybersecurity Playbook Doesn't Work on a BMS: Inside the Standard OT Version Morgan Stanley Runs

Morgan Stanley treats BMS cyber risk with passive pattern recognition instead of active vulnerability scans, because active scans can take operational equipment offline.