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DNP3

Responder

With ‘Challenge-Response’, the responder is the DNP3 device that sends a critical request or response to another DNP3 device. The responder then responds or reacts to the authentication challenge that it receives from that device. The responder can be a DNP3 master or a DNP3 outstation.

Also see Challenger.

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Geo SCADA Expert 2020

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