@stevenmatison @YerFel  Am able to add the ssl parameters ssl= true, sslmode=verify-full, sslrootcert= <path to certificate>, sslfactory=org.postgresql.ssl.DefaultJavaSSLFactory . Am trying to connect postgredb getting cerificate chaining error. I can see in Nifi logs  Caused by: java.security.cert.CertPathValidatorException: The certificate issued by CN=XXX Cloud Databases is not trusted.  I have placed the root certificate in my project folder only. I don't know how do "At Nifi level make sure the cert file(s) are owned to nifi user". can u suggest me?? certificate name is 'server.cert.der' ... View more