Weekly Microsoft Security Update -April 10, 2026

00:00-Introduction 00:33-Microsoft Sentinel Filter & Split Data Transformations Public Preview. 02:52-Microsoft Sentinel Cost Estimator 05:19-Thank You 1) Microsoft Sentinel Filter & Split Data Transformations Public Preview : Data Transformations (Filtering & Splitting) are now in Public Preview, following a successful reveal at RSA and strong customer interest. There are currently 232 Engaged Tenants and 76 Average Weekly Engaged Tenants. Private Preview feedback highlights improved customer experience, enhanced control over log ingestion, easier data routing, and significant cost savings. Filter rules allow organizations to discard non-actionable firewall events during ingestion, reducing noise, storage costs, and improving analytics performance. Split rules enable routing of high-fidelity security events to the Analytics tier for real-time detection and bulk informational logs to Data Lake tiers, optimizing performance, cost, and compliance. No unresolved issues or important dates/deadlines were mentioned. 2) Microsoft Sentinel Cost Estimator is now live The new Sentinel Cost Estimator makes pricing transparent and predictable for Microsoft customers and partners. The Sentinel Cost Estimator helps you understand what drives costs at a meter level and ensures your estimates are accurate with step-by-step guidance. You can model multi-year estimates with built-in projections for up to three years, making it easy to anticipate data growth, plan for future spend, and avoid budget surprises as your security operations mature. Estimates can be easily shared with finance and security teams to support better budgeting and planning. Reference : https://techcommunity.microsoft.com/blog/MicrosoftSentinelBlog/estimate-microsoft-sentinel-costs-with-confidence-using-the-new-sentinel-cost-es/4507062 #MicrosoftSecurity #MicrosoftSentinel #MicrosoftCopilot #AgenticAI #SecurityOperations #EntraID #SIEM #AIinSecurity