This Authentication API provides a way to authenticate users in the Akeneo API and Symphony ACLs to handle authorizations that allows third-party applications to use the API. You will need to create a client id to identify a client application. When using the PIM through the UI, ACLs define what a user can and cannot do. The Akeneo API helps to centralize all the technical and marketing information of your catalogs and products that provides a service for product information including; Product, Category, Family, Attribute, Media file and more. Akeneo is an open source Product Information Management (PIM) system designed for retailers looking for efficient answers to their multichannel needs.