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Microsoft Entra Blog
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Microsoft’s perspective on agentic identity standards

Pamela Dingle's avatar
Pamela Dingle
Icon for Microsoft rankMicrosoft
Apr 24, 2026

Why MCP, A2A, OAuth, and SPIFFE are the backbone of agentic identity.

A new identity inflection point If you’ve gotten past the headline to this first sentence, you’re probably my kind of people. You’re probably a professional in the world of IAM (Identity and Access...
Updated Apr 22, 2026
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Premal G's avatar
Premal G
Copper Contributor
Apr 25, 2026

This is one of the best explanations of what folks have been calling multi-hop OBO problem - the gap that exists in standards with non-human identity “now requiring” to act on behalf of another non-human identity rather than current “implicit” assumption of non-human identity “only requiring” to act on behalf of another human identity. Thank you Pamela for this very informative article to cover the overall state of affairs.