How Multi-Tenant SaaS Apps Should Handle SCIM Deprovisioning Without Data Loss

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When an employee leaves one organization, their enterprise identity provider sends a SCIM deprovisioning request to shared SaaS applications, but this should only remove that organization's access — not the user's global identity. A common bug arises when a single database row conflates a person's login identity, organization membership, and roles, causing a delete operation to accidentally wipe the user from all connected tenants. Proper multi-tenant design separates user identity from per-organization memberships, so each SCIM connection can only modify records belonging to its authorized tenant. RFC 7644 leaves multi-tenancy enforcement to the service provider, meaning the application itself must verify which tenant a SCIM credential is allowed to administer. The global user identity should only be deleted when no other organizational memberships remain and the application's data retention policy explicitly permits it.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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