Using JWT token generated by following these steps , I successfully uploaded .ipa via iTMSTransporter on Linux using the following command as described here sudo /usr/local/itms/bin/iTMSTransporter \ -m upload \ -o ~/Desktop/mylogFile.log \ -jwt "myGeneratedJWT" \ -v eXtreme \ -assetFile AppName.ipa \ -assetDescription AppStoreInfo.plist