Nowadays, cloud consumers use business applications from several cloud providers. Because they are not able to globally administer identities, consumer organisations and cloud service providers are experiencing severe difficulties in ensuring an efficient and safe management of identities. InCloudInG will provide an innovative, modular and consistent eco-system of software modules to enable the robust management of identities and access to applications running in an extended environment of multiple cloud providers. InCloudInG will implement crucial identity mechanisms, located at every level of the Software-as-a-Service value chain, to securely and efficiently govern the identities and permissions of end-users in the extended cloud environments of Software-as-a-Service. Enabling cloud adoption indeed remains a key business necessity for cloud service providers, as well as for cloud consumers. As confirmed by analysts, robust and efficient identity management is definitely seen as a strong enabler for that.