I had the client server connection working earlier, but it stopped working since few months. Below are the logs I found.
To fix this, I have imported the server\'s Base-
"Handshake failure" often means there is no overlap between the server's TLS level (e.g. TLS1.2) and cipher suites, and what your WebSphere can handle.
I'd run a test like https://www.ssllabs.com/ssltest/ against the server, then look at your QoP settings in WebSphere Security > SSL certificate and key management > SSL configurations