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SynAc
Term

Block Command Message

Adversaries may block a command message from reaching its intended target to prevent command execution. In OT networks, command messages are sent to provide instructions to control system devices. A blocked command message can inhibit response functions from correcting a disruption or unsafe condition. (Citation: Bonnie Zhu, Anthony Joseph, Shankar Sastry 2011) (Citation: Electricity Information Sharing and Analysis Center; SANS Industrial Control Systems March 2016)

Senses

Sense 1

Adversaries may block a command message from reaching its intended target to prevent command execution. In OT networks, command messages are sent to provide instructions to control system devices. A blocked command message can inhibit response functions from correcting a disruption or unsafe condition. (Citation: Bonnie Zhu, Anthony Joseph, Shankar Sastry 2011) (Citation: Electricity Information Sharing and Analysis Center; SANS Industrial Control Systems March 2016)

References