Defender & SOC

Connecteur Ethernet transparent sur fond noir.

Purview Network DLP: Block leaks to unmanaged AI via Entra Internet Access

Deploy Microsoft Purview DLP at the network level via Entra Internet Access to block sensitive data leaks to unmanaged AI. Complete technical guide with PowerShell.

Jul 24, 202610 min

Bouclier stylisé avec des éléments graphiques géométriques et des connexions diverses.

defender

Defending AI Agents: Reducing Their Attack Surface

Discover strategies to protect AI agents against threat vectors and reduce their attack surface in environments like Microsoft 365 and Azure.

Jun 29, 20264 min

Un cadenas doré symbolisant le contrôle d'accès avec des utilisateurs stylisés au fond.

defender

Configure DLP Blocking for Sharing with Specific Domains or Users

How to configure Microsoft Purview DLP to block sharing of SharePoint and OneDrive files with specific external domains or users.

Jun 20, 20264 min

Modèle 3D d'un globe terrestre connecté par des réseaux dorés.

defender

Defender EASM: Monitor Your External Attack Surface

Deploy Microsoft Defender EASM on Azure: asset inventory, CVE vulnerability scanning, Sentinel integration, and troubleshooting — complete technical guide for cloud admins.

Jun 18, 20268 min

Éléments géométriques en or éclatés sur fond noir, créant un effet dynamique.

defender

Windows Vulnerability Detection: Microsoft Expands AI

Microsoft expands AI to detect Windows vulnerabilities faster. Discover MDASH, Windows Autopatch and PowerShell scripts to secure your environments.

May 24, 20268 min

Boucliers de sécurité stylisés avec des éléments de données en arrière-plan.

defender

Prompt Injection: Protect Your Azure AI Apps with Defender for Cloud

Protect your Azure OpenAI apps against prompt injection with Defender for Cloud. Runtime detection, KQL Sentinel, SOC triage, and complete operational checklist.

Apr 27, 202610 min

Bouclier en or avec un cadenas, éléments numériques éparpillés sur fond noir.

defender

Accelerating the Patching Process: Five Eyes Priorities

Why do the Five Eyes recommend prioritizing rapid vulnerability patching? Protect your systems against AI-driven threats with these solutions.

Apr 20, 20264 min

Reduire les coûts d'ingestion avec Microsoft Sentinel via la gestion des tiers

defender

Reduce Microsoft Sentinel Ingestion Costs Through Tier Management

Reduce Microsoft Sentinel ingestion costs through intelligent storage tier management with filtering rules and KQL analysis.

Apr 13, 20264 min

defender

Defender for Endpoint: EDR updates move to Microsoft Update

Microsoft Defender for Endpoint is migrating EDR updates to Microsoft Update. Configure your policies now to avoid delays.

Apr 6, 20263 min

Nouveautés de Microsoft Sentinel : Innovations RSAC 2026

defender

Microsoft Sentinel What's New: RSAC 2026 Innovations

Discover the latest Microsoft Sentinel innovations presented at RSAC 2026: AI automation, data federation, and advanced SOC tools.

Apr 1, 20263 min

defender

Configure Windows Event Auditing for Defender for Identity V3.x

Learn how to configure Windows event auditing for Defender for Identity V3.x and maximize threat detection related to identities.

Mar 16, 20264 min

defender

How to Protect Microsoft Copilot Studio with Defender

Protect Microsoft Copilot Studio agents with Defender to secure interactions and prevent real-time runtime risks.

Mar 8, 20264 min

Security Dashboard AI : nouveau tableau de bord pour sécuriser Microsoft 365

defender

Security Dashboard AI: New Dashboard to Secure Microsoft 365

Discover Microsoft's Security Dashboard for AI to centralize AI security in Microsoft 365. Complete guide with configuration and best practices.

Mar 7, 20267 min

Colonne dorées entourant un cristal, symbolisant les piliers de la cybersécurité.

defender

The 12 Pillars of Cybersecurity: Complete Guide

Discover the 12 pillars of cybersecurity, a comprehensive framework for structuring the protection of your IT systems in Microsoft 365 and Azure.

Feb 26, 20267 min

Bouclier stylisé avec des couches transparentes sur fond sombre.

defender

Microsoft Defender: Complete Security Platform for IT Administrators

Microsoft Defender: IT administrator guide covering the four solutions, detection-response and skills to secure your organization. Read the complete guide.

Jan 27, 20268 min

Bouclier en métal avec un cadenas transparent sur fond sombre.

defender

Microsoft 365 Defender: Complete Component Guide

Discover all components of Microsoft 365 Defender: Safe Attachments, Safe Links, Defender for Identity and Endpoint. Technical guide for IT admins.

Jan 26, 20269 min

Boucliers stylisés avec motifs géométriques sur fond noir.

defender

Security Frameworks: 8 Key Reference Standards

Discover the 8 key security frameworks (NIST CSF, ISO 27001, MITRE ATT&CK, Zero Trust) and how to combine them effectively.

Dec 28, 20256 min

Security Exposure Management dans Microsoft 365 : De la détection de vulnérabilités à la réduction des risques

defender

Security Exposure Management in Microsoft 365: From Vulnerability Detection to Risk Reduction

Comprehensive guide on Microsoft Security Exposure Management: concepts, deployment, and strategies for transitioning from a vulnerability-focused approach to risk management.

Dec 16, 20255 min

Pourquoi activer la sécurité des messages dans Microsoft 365 est indispensable

defender

Why Enabling Messaging Safety in Microsoft 365 is Essential

Complete guide to configure Messaging Safety in Microsoft 365 and protect Teams against phishing, malware and social engineering.

Dec 3, 20254 min

defender

Microsoft Defender: Optimization and Configuration for 2025

Optimize Microsoft Defender with the latest configurations before 2026. Check critical configurations for enhanced security.

Dec 1, 20253 min

Forteresse stratifiée avec plusieurs niveaux de défense illustrée en coupe transversale.

defender

Defense in Depth: IT Security Architecture

Understand defense in depth: identity, network segmentation, DMZ and monitoring explained layer by layer to secure the enterprise.

Nov 28, 20257 min

L'intelligence artificielle devient l'arme privilégiée des cyberattaquants : analyse Microsoft

defender

Artificial intelligence becomes the preferred weapon of cyberattackers: Microsoft analysis

Microsoft reveals how cybercriminals exploit generative AI to automate their attacks, from reconnaissance to malware development.

Nov 8, 20254 min

defender

Microsoft Defender: A 9-Month Flaw Compromises Security

Microsoft Defender for Cloud Apps: 9 months of failure in processing Entra ID events. Actions to take and security implications.

Nov 6, 20255 min