ssl.server.truststore.location Truststore to be used by NN and DN. Must be specified. ssl.server.truststore.password Optional. Default value is "". ssl.server.truststore.type jks Optional. The keystore file format, default value is "jks". ssl.server.truststore.reload.interval 10000 Truststore reload check interval, in milliseconds. Default value is 10000 (10 seconds). ssl.server.keystore.location Keystore to be used by NN and DN. Must be specified. ssl.server.keystore.password Must be specified. ssl.server.keystore.keypassword Must be specified. ssl.server.keystore.type jks Optional. The keystore file format, default value is "jks".