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IT Atlas

Learning path · Intermediate

Identity and Access Management

Learn the identity control plane: directories, protocols, policy and privileged access.

9 steps

What you will be able to do

  • Explain Kerberos, SAML, OAuth and OIDC and when each applies
  • Design Conditional Access policy with break glass and rollback
  • Remove standing privilege using tiering and just in time activation

The path

Work through these in order.

  1. 01Identity Fundamentals

    Authentication versus authorization.

    Authentication proves who you are; authorization decides what you may do; identity management maintains both over time.

  2. 02Active Directory

    Forests, Group Policy and Tier 0 thinking.

    Microsoft's on premises directory service, providing authentication, authorisation, policy and object management for Windows environments.

  3. 03Kerberos

    Tickets, SPNs and the attacks that target them.

    A ticket based authentication protocol that proves identity to services without sending the password across the network.

  4. 04Microsoft Entra ID

    Cloud identity, tokens and hybrid synchronisation.

    Microsoft's cloud identity and access management service, the identity control plane for Microsoft 365, Azure and thousands of federated applications.

  5. 05SAML & OpenID Connect

    Federated SSO patterns and their pitfalls.

    One authentication event, evaluated by a central identity provider, granting access to many applications through issued tokens or assertions.

  6. 06MFA & Passwordless

    Method strength and phishing resistance.

    Requiring two or more independent factors, something you know, have or are, before granting access.

  7. 07Conditional Access

    Signals, controls and safe rollout.

    Policy that evaluates signals about the user, device, application, location and risk at sign in, then grants, blocks or constrains access.

  8. 08Privileged Access Management

    Tiering, JIT, vaulting and PAWs.

    Controlling, brokering, recording and time limiting administrative access to the systems that can change everything else.

  9. 09Identity Governance

    Lifecycle, reviews and separation of duties.

    The lifecycle and oversight side of identity: joiner mover leaver automation, entitlement management, access reviews and separation of duties.

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