Gianni Castaldi
Kustoking and NinjaCat @ KustoWorks
Velsen-Zuid, The Netherlands
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Gianni Castaldi is a NinjaCat at KustoWorks and a Microsoft MVP. Active in IT since 2008 and cybersecurity since 2017, he specializes in designing, tuning, and enabling advanced detection and response capabilities. Most of his work focuses on the Microsoft Security Stack, where he builds detections, develops SIEM use cases, and delivers KQL training. Gianni regularly speaks at security events and has worked across industries including financial services, legal, MSSP, and semiconductor, with earlier experience in Palo Alto Networks, Tenable, and OT/ICS environments. His blogs can be found at kustoking.com and kqlcafe.com.
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Versla human operated ransomware
We kennen allemaal wel een voorbeeld van een bedrijf waar een ransomware aanval heeft plaats gevonden. Tijdens deze sessie leer je hoe je de Microsoft Security stack kunt gebruiken om de aanvaller te verslaan.
Throwing KQL like a shuriken
Throwing a shuriken is a tradecraft that will be learned after practicing for many hours. The same persistence is required to learn KQL. In today's session, two highly skilled KQL ninjas will take you on a journey into mastering the KQL skill. You will learn 8 ways to use KQL and defeat your adversaries with the accuracy of a shuriken.
KQL 0 to 100 in less than 1 hour
KQL is an awesome language but sometimes it is hard to get started. Let's run through the basics and beyond, to get you in a good shape.
Dection Engineering in Microsoft Sentinel
Enabling Microsoft Sentinel is one thing, but what do we do next? Connect data, build analytic rules and create enriching automation. How can we tune analytic rules? How can we use automation to scale the deployment?
Workplace Ninja Summit 2025 Sessionize Event
Workplace Ninjas Norway 2025 Sessionize Event
Dutch Microsoft Security Meetup User group Sessionize Event
Workplace Ninja Summit 2024 Sessionize Event
Workplace Ninja Summit 2023 Sessionize Event
Experts Live Netherlands 2023 Sessionize Event
Experts Live Netherlands 2022 Sessionize Event
WorkPlace Ninja Summit 2022 Sessionize Event
Gianni Castaldi
Kustoking and NinjaCat @ KustoWorks
Velsen-Zuid, The Netherlands
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