Microsoft’s March Patch Tuesday fixes 78 vulnerabilities, including Office preview pane flaws, an Excel Copilot data leak ...
Today is Microsoft's March 2026 Patch Tuesday with security updates for 79 flaws, including 2 publicly disclosed zero-day ...
Local-First Architecture This server runs entirely on your local machine. Your Excel files are processed locally and never leave your computer. The Problem: Most Excel tools for AI dump raw ...