Hello, I found that Zscaler Cloud NSS outputs the error when destination SIEM use self signed certs. I heard from Splunk team that Splunk Cloud uses self signed certs if we use trial version. In fact, I was trying to integrate Zscaler Cloud NSS and Splunk Cloud trial version. Zscaler Cloud NSS cannot ignore self signed certificates, we cannot use SIEM using self-signed certs.
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