Hello livehybrid,  many thanks  for you help. It works for me    1/ With PUT curl -k -X PUT -u "admin":"myadmin" --url https://localhost:8090/servicesNS/nobody/splunk_app_db_connect/db_connect/dbxproxy/identities/myidentity -d "{\"name\":\"myidentity\",\"username\":\"myuser\",\"password\":\"mynewpassword\"}" 2/ with GET curl -k -u "admin":"myadmin" --url https://localhost:8090/servicesNS/nobody/splunk_app_db_connect/db_connect/dbxproxy/identities/myidentity | jq Result { "name": "myidentity", "username": "myuser", "password": null, <== strange  "disabled": false, "url": null, "port": null, "certificate": null, "appId": null, "safe": null, "object": null, "token": null ... } 3/ Unkfortunatly as shown abow displayed password is null .  Maybe normal . The encrypted password is well changed  inside file  identies.conf Extract of $SPLUNK_HOME/etc/apps/splunk_app_db_connect/local/identies.conf [myidentity] disabled = 0 identity_type = normal password = U2FsdGVkX18qHtco3M2M8jAorfLcyNEZCjxj2/25JXA= <== encryped password use_win_auth = 0 username = myuser   4/  Brower debug mode  shows nothing about endpoint I found endpoint '/db_connect/dbxproxy/identities'  inside  file restmap.conf Extract of $SPLUNK_HOME/etc/apps/splunk_app_db_connect/default/restmap.conf ... [script:identities] match=/db_connect/dbxproxy/identities <== endpoint scripttype=python ...   All news advised are wellcome to find endpoint Best regards ... View more