The REST API does not handle Authentication. You will need to look into the Hyland IdP server. Searching the Hyland Community should provide a number of results but if you do not find your answer there you may want to consider contacting your first line technical support for further assistance.
If Daniel and Adam answered your question, please press the "ACCEPT ANSWER" button under Suggested Answer. This will reassure other community members that they can rely on this answer in case they have the same question.
