You can set certificate information in ConnectionProfile.
ConnectionProfile profile = <PkgName>DB.getSynchronizationProfile(); profile.setDomainName( "default" ); profile.setServerName( "host-name" ); profile.setPortNumber( 2481 ); profile.setNetworkProtocol( "https" ); profile.setNetworkStreamParams ( "trusted_certificates=rsa_public_cert.crt");