5–12 850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
DEVICE CHAPTER 5: DEVICE, SYSTEM, INPUT AND OUTPUT SETPOINTS
CyberSentry The following features are supported in the CyberSentry feature:
• CyberSentry provides secure tunneling of MODBUS communications between itself
and the EnerVista setup software, using SSH.
• All the roles supported in the Basic Security are supported.
• Server authentication using RADIUS is added.
SECURE TUNNELING
The following items are supported in the feature:
• Under the CyberSentry option, the 8 Series supports SSH secure tunneling of MODBUS
communications between itself and EnerVista setup software.
• SSH secure tunneling is supported on Ethernet only.
• If bypass security is set (through setpoint access), the communications over Ethernet
is not encrypted.
ROLE ACCESS MAP
The detailed role access map is defined in the following figure.
Figure 5-4: Role Access Map
FAST PATH:
Commands may be issued freely through protocols other than Modbus (e.g., DNP, IEC 104,
and, IEC 61850) without user-authentication or encryption of data taking place, even if the
relay has the advanced security feature enabled.
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