@casaui  Your new issue is completely unrelated to your NiFi to NiFi-Registry MutualTLS authentication based issue in this community question.  I kindly ask that your start a new community question so that future users reading this question don't get confuse by multiple unrelated issues being discussed. If you found my assistance on this query helped you, please take a moment to click on "Accept as Solution" on the thread that helped guide you to resolution. Thank you, Matt ... View more