IAM vs CIAM Comparison

IAMCIAM
Designed to manage the thousands of identities found in modern organizations.
Has limited ability to handle sudden spikes in authentication and authorization requests.
Suited to business-to-business environments.
Each user generally has a single identity.
Identities are created by the organization for employees or contractors.
Primarily used for authentication and authorization with strict security policies for business applications.
Designed to support millions of customers or consumers of an organization.
Built to handle sudden fluctuations in authentication and authorization requests.
Suited to business-to-consumer environments.
Consumers may have multiple identities.
Identities are self-registered and managed by customers.
Provides a consistent sign-in experience regardless of where the end user is or which device they use.
Supports social login.
Enables consent management.
Allows organizations to create personalized user experiences.