OPC UA communication
9.3 Using the S7-1500 as an OPC UA server
Communication
170 Function Manual, 12/2017, A5E03735815-AF
Accepting client certificates automatically
When you select the option "Automatically accept all client certificates during runtime" (below
the "Trusted clients" list), the server automatically accepts all client certificates.
Setting after commissioning
In order to avoid security risks, deactivate the "Automatically accept client certificates
during runtime" option again after commissioning.
Configuring security settings of the server
The figure below shows the available server security settings for signing and encrypting
messages.
Figure 9-11 Configuring security settings of the server
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