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Stop prompt injection from hijacking your agent, new security capabilities now released within Agent Framework

Prompt injection is the #1 risk on the OWASP LLM Top 10, and most agents in production today defend against it with one of two heuristics: a defensive system prompt, or a hand-rolled allowlist. Neither is deterministic. Both fail silently the day someone slips a [SYSTEM OVERRIDE] line...
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Announcing Agent Governance Toolkit MCP Extensions for .NET

Announcing a Public Preview .NET package that adds policy enforcement, startup tool scanning, fallback governance, and response sanitization to MCP servers with a single builder extension.
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Latest posts

Feb 17, 2026
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Dear Copilot, can you help me with SQL?

Jerry Nixon
Perhaps we missed it at first, but Copilot is more than comfortable with SQL. This goes beyond autocomplete. This is moving from nothing to a working database without leaving our tools. Have we really arrived? Yes, sort of. For database engineers and app engineers alike, we have crossed...
Azure SQL Dev Corner
Feb 17, 2026
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Meet the First Round of Speakers for Microsoft JDConf 2026

Bruno Borges
We're excited to announce the first wave of speakers for Microsoft JDConf 2026, our flagship community event for Java at Microsoft. Whether you’re architecting enterprise microservices, modernizing legacy systems, or building intelligent applications, JDConf 2026 will equip you with the...
Microsoft for Java Developers
Feb 17, 2026
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Microspeak: Escrow

Raymond Chen
Final build, final, final, final 2, ship this one.
The Old New Thing
Feb 16, 2026
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Condensed views on Kanban and Sprint boards

Dan Hellem
One of the challenges teams face when working with large boards or displaying multiple fields on work item cards is limited screen space. This became even more noticeable with the rollout of the New Boards hub, which introduced additional spacing and padding for improved readability....
Azure DevOps Blog
Feb 16, 2026
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It rather involved being on the other side of the airtight hatchway: Tricking(?) a program into reading files

Raymond Chen
Is it really a trick when reading the file is the purpose of the program?
The Old New Thing
Feb 13, 2026
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DPO Fine-Tuning Using Microsoft Foundry SDK

Jayesh Tanna
In the rapidly evolving landscape of large language models (LLMs), achieving precise control over model behavior while maintaining quality has become a critical challenge. While models like GPT-4 demonstrate impressive capabilities, ensuring their outputs align with human...
Microsoft Foundry Blog
Feb 13, 2026
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Go 1.26.0-1 Microsoft build now available

Davis Goodin
A new release of the Microsoft build of Go is now available for download.
Microsoft for Go Developers
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