NEW BLOG: How to onboard and getting started with Copilot for Security #MicrosoftSecurity #Copilot #DefenderXDR jeffreyappel.nl/how-to-onboard…

Updated blog: Common mistakes during Microsoft Defender for Endpoint deployments Blog: jeffreyappel.nl/common-mistake… #MDE #MicrosoftDefender #DefenderXDR

New blog: How to secure OAuth apps with App Governance in Defender XDR Did you know it is not enabled by default? Blog; jeffreyappel.nl/how-to-secure-… #MicrosoftDefender #Microsoftsecurity

NEW BLOG: How to check for a healthy Defender for Endpoint environment? Tip; don't focus only on the green health status icon in the portal. jeffreyappel.nl/how-to-check-f… #MDE #MicrosoftSecurity

The Defender team delivers new security content at a massive scale and high velocity, every single day. Read more about the critically important safe deployment practices we leverage at techcommunity.microsoft.com/t5/microsoft-d…

NEW BLOG: Configure File Integrity Monitoring (FIM) using Defender for Endpoint Blog: Configure File Integrity Monitoring (FIM) using Defender for Endpoint (jeffreyappel.nl)| #MDE #MicrosoftDefender

Microsoft recently added a couple of improvements to MDE-Management/ Security settings management. Updated the blog with new content/ questions from the community and some more in-depth flows on how it works. Blog: jeffreyappel.nl/manage-mde-for… #MDE #Defender #MicrosoftDefender

Anyone looking for a Junior Cybersecurity Professional with some IR experience? I’ve mentored him when I was at DART. Great dude and he’s open for many security roles. He is based out of Dallas, TX.

NEW BLOG: How to check and block “malicious” browser extensions with Microsoft Defender and Intune? jeffreyappel.nl/how-to-check-a… #MicrosoftSecurity #MDE #Microsoftdefender

NEW BLOG: AiTM/ MFA phishing attacks in combination with “new” Microsoft protections (2025 edition) After the successful 2023 and 2024 edition, created the blog based on the latest protections and innovations against AiTM attacks #MicrosoftSecurity jeffreyappel.nl/aitm-mfa-phish…

NEW BLOG: How to check for OAuth/ apps with specific Graph permissions assigned Link: jeffreyappel.nl/how-to-check-f…

Common mistakes during Microsoft Defender for Endpoint deployments Do you have IntelTDT/ NP for Servers/FIlehashComputation evaluated? Some major mistakes during Defender for Endpoint deployments. jeffreyappel.nl/common-mistake… #MDE #MicrosoftDefender

Blog coming soon, device Code abuse/ phishing (Storm-2372) #MicrosoftSecurity

NEW BLOG: How to protect against Device Code Flow abuse (Storm-2372 attacks) and block the authentication flow. Admins, please limit/block Device Code Flows (DCF) in your tenant today or at least start with auditing Blog: jeffreyappel.nl/how-to-protect…

Automatic Attack Disruption is amazing in Defender XDR, all do you validated it is configured correctly? jeffreyappel.nl/configure-auto… #microsoftdefender #defenderxdr

NEW BLOG: AI workload threat protection in Microsoft Defender for Cloud Blog; jeffreyappel.nl/ai-workload-th… #MicrosoftSecurity

NEW BLOG: Automated incident triage with Security Copilot and Microsoft Sentinel/ Defender XDR jeffreyappel.nl/automated-inci… #MicrosoftSecurity

NEW BLOG: Defender for Office 365 Auto-Remediation of Malicious Messages (AIR) Blog; jeffreyappel.nl/defender-for-o… #microsoftsecurity

NEW BLOG: Microsoft Sentinel Data Lake: How to use/enable and set-up the unified datalake Blog: jeffreyappel.nl/microsoft-sent… #Microsoftsecurity

NEW BLOG; How to store Defender XDR data for years in Sentinel Data Lake without expensive ingestion cost Blog: jeffreyappel.nl/how-to-store-d… #MicrosoftSecurity