Andrew Posted on 9:51 am

Azure Updates – Number 128 – December 13, 2025

Azure News Technical Update
This summary delivers a focused snapshot of recent developments across Microsoft’s cloud and security ecosystem. It highlights key announcements, technical articles, and feature releases related to Azure, Architecture, Compute, and Security, including updates from Microsoft Sentinel and Defender XDR. The goal is to provide a quick, actionable view of what’s new without the need to sift through multiple sources.

As we wrap up 2025 and deck the halls with innovation, Microsoft brings a sleigh full of updates to make your cloud and security experience brighter than ever! Here’s what’s lighting up the tree this season:

Microsoft Sentinel & Defender Updates

  • What’s New in Microsoft Sentinel: Simplify security data management with the Sentinel Data Lake—because peace of mind is the best gift.
  • Defender XDR: December news and Ignite 2025 highlights keep your workloads safe while you sip cocoa.

🎁 Azure Surprises Under the Tree

  • Azure Databricks: Serverless workspaces and dashboard subscriptions now integrate with Teams—collaboration wrapped in a bow!
  • Azure Sphere OS 25.12: GA release for evaluation—your IoT devices get a holiday upgrade.
  • FIPS Compliant Mode: Application Gateway V2 SKUs now meet compliance standards—security that sparkles.
  • Blob Storage SFTP Resumable Uploads: Because even Santa needs reliable delivery!

🌟 Productivity & Copilot Magic

  • Copilot Your Holidays: Focus time, year-end reviews, and travel planning tips to keep your season stress-free.
  • Best New Outlook Features of 2025: A wrap-up that’s as satisfying as unwrapping gifts.

🎄 Why It Matters
These updates aren’t just technical—they’re about giving you more time to enjoy the holidays while your systems stay secure and efficient. Build less, secure more, and let innovation sleigh your challenges!

Microsoft Sentinel Blog

What’s New in Microsoft Sentinel: December 2025
Build less, secure more: Simplify security data management with Microsoft Sentinel data lake

Azure Updates

Update: The retirement date for default outbound access has been extended to March 31, 2026.
[In preview] Public Preview: Azure Databricks Dashboard subscriptions now support Microsoft Teams
[Launched] Generally Available: Azure Sphere OS version 25.12 is now available for evaluation
[Launched] Generally Available: FIPS compliant mode for Application Gateway V2 SKUs
[Launched] Generally Available: Zonal placement for Azure file shares Azure Files Premium LRS in select regions.
[In preview] Public Preview: Mistral Large 3 in Foundry
[Launched] Generally Availaible: Azure MCP Server support for Azure confidential ledger
[In preview] Public Preview: Serverless workspaces in Azure Databricks
[Launched] Generally Available: Azure Blob Storage SFTP – Resumable Uploads
Retirement: Remove dependency on these Azure ML SDKs before June 30, 2026
[Launched] Generally Available: Azure Database for PostgreSQL Flexible Server in Belgium Central
[Launched] Generally Available: Update pg_squeeze to version 1.9.1 in Azure Database for PostgreSQL Flexible Server
[Launched] Generally Available: The ip4r extension in Azure Database for PostgreSQL Flexible Server
[Launched] Generally Available: The credcheck extension in Azure Database for PostgreSQL Flexible Server
[Launched] Generally Available: Azure Load Balancer bandwidth metrics now support Protocol dimension
[Launched] Generally Available: Perth – Azure Extended Zones

Microsoft Security Copilot Blog

Changed admin username
Windows Defender is blocking true performance of my AMD Ryzen 5950x unacceptable.
Microsoft Security Operations Analyst Blueprint Survey Opportunity
Troubleshooting Replication Performance Issues
This week’s Fabric Engineering Connection calls – Holiday Cheer Edition
APAC Fabric Engineering Connection – Holiday Cheer Edition
Americas & EMEA Fabric Engineering Connection – Holiday Cheer Edition
Announcing Windows Admin Center for Arm-based Copilot+ PCs
NOW AVAILABLE: Nonprofit data solutions in Microsoft Fabric – Event Recording & Demo
Copilot Your Holidays: Episode 3 – Focus Time, Year-End Reviews, and Travel Planning!
Title Plan Update – December 12, 2025
Best New Outlook Features Released in 2025 — A Practical Wrap-Up
Small Business
Verified skills, real impact: Microsoft Credentials help you get AI-ready
How to Access ChatGPT‑5.2 in Microsoft 365 Copilot Chat
Get Ready, Arlington: M365 Copilot Prompt-a-thon Is Coming January 21
Level Up Your Productivity: Join Our 2026 Copilot in Action Series this January and February
Key Considerations for Modernizing and Migrating Custom Applications to Azure
Workload by week/ month export to Excel
AI Upskilling Framework Level 3 Building

Microsoft Defender XDR Blog

Monthly news – December 2025
Ignite 2025: What’s new in Microsoft Defender?