Enabling cloud SSO for on-prem AD users
March 1, 2026
Most teams think “cloud SSO for on-prem AD users” is a single checkbox: sync identities to the cloud, and users magically stop seeing prompts.
In reality, you’re stitching together two different security worlds:
On-prem AD is built around Kerberos, NTLM, LDAP, domain-joined devices, and network locality.
Cloud identity (Microsoft Entra ID / Azure AD) is built around OAuth 2.0, OpenID…