After installing the IBM i Java Group PTF level updating JDK 8.0 to SR8 F5 (8.0.8.5), IBM WebSphere Application Server v8.5.5.22-8.5.5.24 server instances running on the IBM i OS may either fail to start or fail to initialize TLS/HTTPS. The “java.lang.IllegalArgumentException: No cryptographic provider to support protocol TLSv1.3” exception will be written to an FFDC and/or SystemOut.log file for the server instance. This issue does not affect IBM WebSphere Application Server v9.0 server instances on IBM i 7.5, 7.4, and 7.3 OS. IBM i Java Group PTF levels installing Java 8.0.8.5 (SR8 FP5): IBM i 7.4 – SF99665 level 19 IBM i 7.3 – SF99725 level 29 Read More
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