Client and server processes require specific certificate and keystore file formats. For example, when configured for TLS Level 2, Cloudera Manager Server requires a Java KeyStore (JKS) formatted truststore and certificate to present to requesting Cloudera Manager Agent hosts. The Hue client also connects to Cloudera Manager Server, but Hue requires a PEM-formatted certificate.
Certificates issued by a CA in one format (encoding) can be used to create certificates in a different format using Java Keytool and OpenSSL as detailed below. 继续阅读