Page History

security.protocol = SSL 
ssl.provider (Optional. The name of the security provider used for SSL connections. Default value is the default security provider of the JVM.)
ssl.cipher.suites (Optional) ."A cipher suite is a named combination of authentication, encryption, MAC and key exchange algorithm used to negotiate the security settings for a network connection using TLS or SSL network protocol." 
ssl.enabled.protocols= TLSv1.2,TLSv1.1,TLSv1 **Should list atleast one of the protocols configured on the broker side**

if you are configuring client authentication than you must create keystore like step-1 otherwiser keystore config is optional for client.
ssl.keystore.type = "JKS"
ssl.keystore.location = "/var/private/ssl/kafka.client.keystore.jks"
ssl.keystore.password = "test1234"
ssl.keystorekey.password = "test1234"
ssl.truststore.type = "JKS"
ssl.truststore.location = "/var/private/ssl/kafka.client.truststore.jks"
ssl.truststore.password = "test1234"