Gennaro Migliaccio

The Technical Brain Dump of Cyber Security

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Microsoft Sentinel – Mimecast Data Connector

Posted on August 19, 2026August 19, 2026 by Gennaro Migliaccio

This post details the Mimecast Data Connector for Microsoft Sentinel and how to configure the ingestion of logs into Microsoft Sentinel.

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Microsoft Sentinel – Data Federation in Data Connectors

Posted on August 19, 2026August 19, 2026 by Gennaro Migliaccio

This article focuses and explores the new Data Federation in Data Connectors functionality in Microsoft Sentinel.

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Microsoft Sentinel – Data Source Onboarding Considerations

Posted on August 12, 2025August 12, 2025 by Gennaro Migliaccio

This article provides a checklist of Microsoft Sentinel data source onboarding considerations when looking to ingest data from new sources.

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Posted in Microsoft SentinelTagged Data, Microsoft, Security, Sentinel, SIEMLeave a Comment on Microsoft Sentinel – Data Source Onboarding Considerations

Entra ID – Restrict User Device Registration

Posted on June 12, 2025June 13, 2025 by Gennaro Migliaccio

This article describes a work around method to restrict user device registration into Entra ID for personal devices.

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Posted in Cloud, Entra IDTagged CAP, Conditional Access, Entra ID, Microsoft, SecurityLeave a Comment on Entra ID – Restrict User Device Registration

Microsoft Sentinel – Using Watchlists

Posted on May 12, 2025May 12, 2025 by Gennaro Migliaccio

This article details using Watchlists with Microsoft Sentinel, including how to get a Watchlist setup and example KQL queries.

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Microsoft Defender – Device Actions Cheat Sheet

Posted on April 14, 2025April 14, 2025 by Gennaro Migliaccio

This post contains the download link for my Microsoft Defender Device Actions Cheat Sheet which details the device actions available.

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Posted in Cloud, Cyber SecurityTagged Defender, Defender for Endpoint, Device Actions, MDE, MicrosoftLeave a Comment on Microsoft Defender – Device Actions Cheat Sheet

Microsoft Defender – Cheat Sheet

Posted on April 1, 2025April 1, 2025 by Gennaro Migliaccio

This post contains the download link for my Microsoft Defender Cheat Sheet which details each of the Defender components.

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Posted in Cloud, Cyber SecurityTagged Cloud, Defender, Microsoft, Security, XDRLeave a Comment on Microsoft Defender – Cheat Sheet

Defender for Endpoint – Device Tagging

Posted on March 25, 2025March 25, 2025 by Gennaro Migliaccio

This post details the different methods of Device Tagging with Microsoft Defender for Endpoint. Methods include manual & dynamic methods.

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Posted in Cloud, Cyber SecurityTagged Defender for Endpoint, Intune, MDE, Microsoft, SecurityLeave a Comment on Defender for Endpoint – Device Tagging

Microsoft Sentinel – Azure Activity Scoped by Management Groups

Posted on March 10, 2025March 10, 2025 by Gennaro Migliaccio

This guide details the configuration for Azure Activity Scoped by Management Groups, as well as scoping by Subscription.

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Posted in Cloud, Cyber Security, Microsoft SentinelTagged azure, Azure Activity, Cloud, Microsoft, Security, Sentinel, SIEMLeave a Comment on Microsoft Sentinel – Azure Activity Scoped by Management Groups

Microsoft Sentinel – Archiving Logs Guide

Posted on March 3, 2025March 3, 2025 by Gennaro Migliaccio

This guide covers the methods of archiving logs within Microsoft Sentinel, including how to bulk update tables via Cloud Shell.

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Posted in Cloud, Cyber Security, Microsoft SentinelTagged archive, azure, Cloud, Logs, Microsoft, retention, Security, Sentinel, SIEM2 Comments on Microsoft Sentinel – Archiving Logs Guide

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About the Author

Gennaro Migliaccio has been doing IT for 15 years. Starting out with fixing games consoles to now being a Cyber Security Specialist.

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