This document provides instructions on how to install and configure the FIWARE Identity Manager GE (KeyRock). It describes the KeyRock architecture which includes the Horizon front-end, Keystone back-end, and database. It then outlines the step-by-step process for installing both the front-end and back-end components, and how to configure KeyRock for development and production environments. The document also introduces the idm-admin tool for administrating a KeyRock instance.