Received fatal alert: certificate_unknown Error in Coherence Out Logs
(Doc ID 2209716.1)
Last updated on NOVEMBER 04, 2020
Applies to:Oracle Coherence - Version 188.8.131.52 and later
Information in this document applies to any platform.
On : 184.108.40.206 version, Oracle Coherence
The JDK version:
java version "1.7.0_80"
Java(TM) SE Runtime Environment (build 1.7.0_80-b15)
Java HotSpot(TM) 64-Bit Server VM (build 24.80-b11, mixed mode)
After upgrading OAM Servers to version 220.127.116.11.160719, noticed following Coherence certs related errors continuously in Admin Server logs,
Issue is still seen even after removing the MD5 from jdk.certpath.disabledAlgorithms by implementing the following steps:
> Open JAVA_HOME/lib/security/java.security
> Remove MD5 from the line jdk.certpath.disabledAlgorithms
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