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Category: Security

Identity and infrastructure security for admins and security engineers defending Microsoft environments. Coverage runs from Entra ID hardening — Conditional Access gap analysis, Privileged Identity Management, passkeys, workload identity federation, and the retirement of SMS and voice MFA — through Zero Trust network design in Azure, Key Vault secret handling, certificate authority renewal, and detection engineering in Microsoft Sentinel and Defender XDR. Patch Tuesday analysis and advisories flag what to triage first. Tested against the product builds, KB numbers, and portal versions named in each article.

15 articles
Level: All Beginner Intermediate Advanced
Security

Entra ID Passkeys in 2026: What Changed and Why to Move Now

Synced passkeys are GA, passkey profiles are live, and passkeys become Entra ID's default sign-in on 1 September 2026. What changed and how to move.

Thorsteinn Halldorsson · August 26, 2026 · 14 min read Intermediate
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Security

Microsoft Is Retiring SMS and Voice MFA: Your Entra ID Migration Plan

Microsoft-provided SMS and voice MFA retires 1 February 2027. Here is the Entra ID timeline, the September 1 passkey opt-out, and a safe migration plan.

Thorsteinn Halldorsson · August 26, 2026 · 15 min read Intermediate
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Security

Microsoft Entra Connect 2.6.79.0: Apply the Security Fixes Now — Plus FIDO2 Sign-In for the Wizard

Entra Connect 2.6.79.0 shipped security fixes but was recalled — install 2.6.84.0 instead. Same security fixes, plus a FIDO2 wizard sign-in preview.

Thorsteinn Halldorsson · June 23, 2026 · 10 min read Intermediate
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