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# microsoft mvp · microsoft security blog · 565 posts

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-Uri "learn.cloudpartner.fi"

I've been breaking down Microsoft's security stack since before Entra ID was even called Entra ID. No fluff, no paywalls — just technical depth on Entra, Sentinel, Defender, Purview, and Azure Security that the official docs rarely give you.

565Posts published
11Years active
39Categories
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Harri Jaakkonen
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New-Session -Scope "UpSkillsModule"

Discussion on technical topics and MVP path exploration. Pick the intensity that fits your timeline. Only for Individuals.

PDF Study Guides
15€/mo
All exam PDFs, updated when exams change. No live sessions, no question bank. No Technical discussions and MVP path exploration.
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  • ✓ Updated on exam change
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Learners Bronze
30€/mo
One 30-minute 1:1 session per week. Good for steady progress alongside a day job. Technical discussions and MVP path exploration.
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  • ✓ All 7 exam PDFs
  • ✓ Practice question bank
  • · No daily access
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Learners Silver
50€/mo
Two 30-minute 1:1 sessions per week. For people who need accountability and a review loop. Technical discussions and MVP path exploration.
  • ✓ 2× 30 min / week
  • ✓ All 7 exam PDFs
  • ✓ Practice question bank
  • ✓ Session recordings
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When AI Starts Acting: Why Agent Security Is Moving Beyond Prompts
09/09/2026·11 min read
When AI Starts Acting: Why Agent Security Is Moving Beyond Prompts

Why AI agent security must protect authority, not just prompts, with deterministic policy, isolated sessions, runtime attestation and tenant governance.

The Agent Has an Identity Now: Microsoft's New Security Model for AI Agents
07/09/2026·10 min read
The Agent Has an Identity Now: Microsoft's New Security Model for AI Agents

Microsoft Entra Agent ID, identity blueprints, MCP authentication and the security controls enterprises need as AI agents become first-class actors.

Agentic Applications for a Unified Data Foundation: Isolation and AI Security
07/09/2026·9 min read
Agentic Applications for a Unified Data Foundation: Isolation and AI Security

How Microsoft's Agentic Applications for Unified Data Foundation solution accelerator connects Fabric data, Microsoft Foundry, Agent Framework, and App Service, with practical isolation and AI security controls.

The Patch Window Is Collapsing: Why Azure Security Needs a Network Control Plane
03/09/2026·14 min read
The Patch Window Is Collapsing: Why Azure Security Needs a Network Control Plane

Microsoft argues that vulnerability remediation is slower than exploitation. My practical view of the network as a fast compensating control, with Azure Front Door, WAF, Firewall, Container Apps, and Zero Trust examples.

Project Perception, Security Copilot, and MDASH: Three Jobs in Microsoft's AI Defense
01/09/2026·18 min read
Project Perception, Security Copilot, and MDASH: Three Jobs in Microsoft's AI Defense

Microsoft's Unified AI Defense announcement separates analyst assistance, coordinated defense agents, and source-code vulnerability validation. Here is what Security Copilot, Project Perception, and MDASH each do, and how to prepare for them.

Azure AD B2C Migration: Plan Your First External ID Cutover with Policy Analyzer
01/09/2026·14 min read
Azure AD B2C Migration: Plan Your First External ID Cutover with Policy Analyzer

Use Migration Policy Analyzer to choose migration waves, expose cutover blockers, and plan an Azure AD B2C to Microsoft Entra External ID transition around real customer journeys.

Microsoft Agent 365 at Customer Zero: What Microsoft's Agent Governance Model Looks Like in August 2026
28/08/2026·16 min read
Microsoft Agent 365 at Customer Zero: What Microsoft's Agent Governance Model Looks Like in August 2026

Microsoft's August 2026 Customer Zero report shows how Agent 365 brings agent inventory, identity, observability, governance, and security together. Here is what it means for enterprise teams.