@Diga  In a scenario like this, the first thing to ask yourself is "How would I do this outside of NiFi?".  If you were to use curl from command line, how would you handle authentication with the Polarion ALM rest-api endpoints?  The answer there would help with how you would handle it within NiFi and assist in getting a better response in the community.  @SAMSAL provided some great suggestions of possible methods. Matt ... View more