US Patent 9819669 Identity migration between organizations

Disclosed are various embodiments for identity data migration from one organization to another. Identity data corresponding to user accounts of a first organization are copied from a first data store managed by the first organization to a second data store managed by a second organization. A sign-in process of a network site of the first organization is reconfigured to employ an authentication service operated by the second organization. The authentication service is configured to authenticate a user of the network site using the identity data stored in the second data store.