Thank you for your post!
I understand that you're trying to see if Microsoft Azure/Entra ID supports services within IaaS, PaaS, SaaS, and on-prem, and to hopefully help point you in the right direction or resolve your issue, I'll share my findings below.
Findings:
Adding onto what was shared by David, when it comes to Azure AD / Microsoft Entra ID, it does support both PaaS and SaaS services.
Azure AD / Microsoft Entra ID is a cloud-based Identity as a Service (IDaaS) provider that offers a broad range of identity and access management capabilities for organization.
- For more info - Microsoft cloud identity for IT architects
If you're still having issues, please let me know.
Additional Links:
- What is Azure Active Directory?
- Which features work in Azure AD?
- Use a fully managed identity service platform
- Azure identity management security overview
- Microsoft Entra ID products and pricing
- Manage and protect with Microsoft Entra ID
I hope this helps!
Thank you for your time and patience throughout this issue.
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