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SNMPv3
The algorithms need to be configured for encrypted access to the device via SNMPv3.
● "Authentication algorithm"
Select the authentication method to be used from the drop-down list.
● "Encryption algorithm"
Select the encryption method to be used from the drop-down list.
User management
In the user management that you will find in the global security settings, assign the various
users their role.
Below the properties of the roles you can see the rights list of the particular role, for example
the various types of access using SNMP. For new roles, you can freely configure individual
rights.
You will find information on users, roles and the password policy in the information system of
STEP 7.
3.17
Security (CP) and certificates
3.17.1
Parameters
● DNP3 security options
With the CP 1243-1 / CP 1542SP-1 IRC, the settings on Secure Authentication are
configured in the segments of the telecontrol connections as of firmware version V3.1.
You will find the description in section Telecontrol connections (Page 86).
● SINEMA Remote Connect
You will find the description in the appendix SINEMA Remote Connect (CP) (Page 161).
3.17.2
Security user
Creating a security user
You need the relevant configuration rights to be able to configure security functions. For this
purpose, you need to create at least one security user with the corresponding rights.
Navigate to the global security settings > "User and roles" > "Users" tab.
1. Create a user with the associated parameters such as authentication mode, session
duration, etc.
2. Assign this user the role "NET Standard" or "NET Administrator" in the area below
"Assigned roles".
After logging on, this user can make the necessary settings in the STEP 7 project.
In the future, continue to log on as this user when working on security parameters.
Configuration - DNP3
Configuration Manual, 11/2018, C79000-G8976-C508-01
Configuration
3.17 Security (CP) and certificates
75
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