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14 articles
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Microsoft 365

Intune Remote Help Governance: Quick Assist, RMM and WinRM

Intune Remote Help governance after the Teams helpdesk campaign — RBAC, Conditional Access, and WinRM hardening that close the remote-access gap.

Thorsteinn Halldorsson · September 24, 2026 · 13 min read Intermediate
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Security

AI Agent Cyber Attacks: What the Unit 42 Case Changes

AI agent cyber attacks compressed an enterprise intrusion into under 10 hours. Rebuild Entra, GitHub and Key Vault containment so every step fires at once.

Thorsteinn Halldorsson · September 21, 2026 · 14 min read Intermediate
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Security

Teams Helpdesk Impersonation: When the Attack Rides a Trusted Workflow

Teams helpdesk impersonation detection: the kill chain, KQL hunting queries and the settings that stop one approved remote session becoming domain access.

Thorsteinn Halldorsson · September 11, 2026 · 18 min read Intermediate
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Security

gMSA, dMSA and the Service Account Problem Nobody Solved

Group managed service accounts security rests on two things almost nobody audits: the password retrieval ACL and the forest KDS root key. Fix both.

Thorsteinn Halldorsson · September 10, 2026 · 35 min read Intermediate
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Security

Entra ID Passkeys: Profiles, Synced Keys and a Rollout Plan

Plan your Entra ID passkey rollout: synced passkeys are supported, profiles control attestation and AAGUIDs, and passkeys are now the default sign-in.

Thorsteinn Halldorsson · August 26, 2026 · 16 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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AI

Securing Azure OpenAI for the Enterprise: Private Endpoints, Entra ID Auth, and Content Filtering

Azure OpenAI private endpoint security done right: lock down deployments with Private Link, Entra ID auth, and content filtering before production.

Thorsteinn Halldorsson · August 15, 2026 · 14 min read Intermediate
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Security

Entra ID Privileged Identity Management: Rolling Out Just-in-Time Admin Access

Entra privileged identity management setup done right: configure JIT admin access, approval workflows, and alerts to eliminate standing privileges.

Thorsteinn Halldorsson · August 15, 2026 · 12 min read Intermediate
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Security

Conditional Access Gap Analysis: Finding and Fixing Coverage Holes with What-If

Conditional access gap analysis: use Microsoft's What-If tool and PowerShell to find unprotected users, apps, and sign-in paths before attackers do.

Thorsteinn Halldorsson · July 14, 2026 · 13 min read Intermediate
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DevOps

GitHub Actions OIDC to Azure: Passwordless Deployments Done Right

GitHub Actions OIDC with Azure eliminates stored secrets for good. Set up passwordless deployments with Workload Identity Federation in under 30 minutes.

Thorsteinn Halldorsson · June 23, 2026 · 15 min read Intermediate
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