1. ACS and ADFS

2. Objectives
Clarify ACS and ADFS Relationship

3. Core Functionality - STS
ACS and ADFS Core Functionality is STS
Security Token Service

4. Cloud vs. On-Premises STS
ADFS is On-Premises STS
Windows Server Component
ACS is Cloud STS
Windows Azure Platform Component

5. Identity vs. Federation Provider
ACS is Federation Provider
Does not manage identities
Federates with Internet identity providers
Federates with ADFS too!
ADFS is both Identity and Federation Provider
Relies on Active Directory for identity management
Federates with non-MS enterprise identity products

6. Key Takeaways STS is core functionality ACS: cloud federation provider
ADFS: on-premises identity & federation provider
ACS and ADFS integrate seamlessly

7. Next Steps
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