What is SCADA? Supervisory Control and Data Acquisition

SCADA (Supervisory Control And Data Acquisition) 

SCADA, Supervisory Control And Data Acquisition systems refer to the combination of telemetry and data acquisition. It consists of collecting information, transferring it back to a central site, carrying out necessary analysis and control, and then displaying this data on a number of operator screens. 

The SCADA system is used to monitor and control a plant or equipment. Control may be automatic or can be initiated by operator commands.

Primary functions of SCADA system:

·         Data acquisition

·         Data communication

·         Data presentation

·         Control

Points of SCADA Vulnerability are:

·         The IT Infrastructure

·         Leased Infrastructure; Frame Relay and Other Services

·         The Sensor/Fieldbus Networks

·         Wireless Systems

·         Rogue (Undocumented) Dial and Wireless Links

·         Infected/Compromised Portable Equipment

·         Network Management Systems