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Modern Authentication for the Security Admin

Mark Morowczynski

Microsoft identity expert Mark Morowczynski demystifies modern authentication protocols (SAML, OAuth, OIDC, JWTs) for non-identity security administrators.

Summary

The Shift from Legacy to Modern Authentication

Modern enterprise security relies on token-based authentication protocols (OAuth 2.0, OpenID Connect, SAML 2.0) to authenticate users and authorize API access across cloud services.

Deconstructing Authentication Flows and Claims

Mark Morowczynski breaks down token exchange flows, explaining how identity providers issue claims, bearer tokens, and JSON Web Tokens (JWTs).

Analyzing Attack Vectors in Modern Identity

Morowczynski explores common identity attacks—including token theft, illicit OAuth app consent grants, and conditional access bypasses.

Defensive Architecture and Identity Hardening

The author provides security administrators with actionable best practices to enforce continuous access evaluation, restrict third-party app consent, and monitor authentication logs.

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