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Term · 9. Business Processes & Methodology

CIAM CIAM

IDM/IGA Domain
IdM/IGA GDPR ISO/IEC NIST Introduced by: Big4 (Deloitte / PwC / EY / KPMG)

Definition

Customer Identity and Access Management — specialized IAM for managing customer (not employee) identities. Differs from workforce IAM: self-registration, scaling to millions of users, social login (BYOI), consent management, marketing integration, frictionless UX. Foundation for digital business — login is the front door.

Synonyms
  • CIAM (Customer IAM)
Application
Leaders: Okta Customer Identity Cloud (acquired Auth0), Microsoft Entra External ID, Ping Customer Identity, ForgeRock Identity Cloud, AWS Cognito. 2026 trends: passwordless via passkeys, BYOI federation, GDPR-compliant consent management.