Security (Patch Tuesday, Vulnerability Alerts, Security Best Practices)
Microsoft details powerful new Windows Platform Security for AI Agents features like MXC to keep AI agents safe, contained, and trustworthy at scale.
Microsoft details a multi-stage “code of conduct” phishing campaign using AiTM tactics to steal tokens and bypass MFA protections.
The May 2026 Microsoft Defender XDR update brings predictive shielding insights, AI agent hunting, and key Sentinel automation deadlines.
Learn step-by-step how to access, view, edit, delete, and secure passwords in Microsoft Password Manager. Covers Edge settings, Authenticator app, sync across devices, and security best practices.
Microsoft Password Manager now syncs passkeys so Windows users can sign in faster and more securely without passwords.
Microsoft’s April 2026 Patch Tuesday fixes 160+ flaws, including a SharePoint zero‑day and Defender bug. Here’s what IT should patch first.
Secure Boot certificates start expiring in 2026. Microsoft is rolling out new tools, updates, and warnings—here’s how IT admins should prepare.
The Microsoft Defender XDR April 2026 update adds Copilot chat, agentic triage, identity risk scores, new alerts, and Secure Score guidance.
Microsoft is adding stronger Edge for Business security at RSAC 2026, including shadow AI protection, Purview controls, and Outlook safeguards.
Microsoft Sentinel extends 50-GB promo through June 30 and advances Partner Center with Microsoft 365 E7 and Agent 365 updates.
Microsoft’s March 2026 Patch Tuesday fixes 79+ flaws, two zero‑days, and ships KB5079473 with new Windows 11 features and security updates.
The Microsoft Sentinel March 2026 update brings AI playbook generation, real-time CCF Push, and deeper GKE and hybrid identity coverage.
< div class=”prose dark:prose-invert inline leading-relaxed break-words min-w-0 [word-break:break-word] prose-strong:font-bold [&>*:first-child]:mt-0 [&>*:last-child]:mb-0″> Microsoft is kicking off March 2026 (see February 2026 or April 2026) with a packed slate of security updates across Microsoft Defender, Sentinel, and Copilot, giving SOC teams new AI‑driven tools, better visibility, and more unified experiences for cloud and endpoint protection. Unified Defender and Sentinel experiences Microsoft …
Microsoft is unifying Defender XDR with expert-led services to power an AI-driven, “agentic SOC” and cut alert fatigue in modern security teams.
Microsoft Sentinel’s new SOAR playbook generator lets security teams build AI-powered automations using plain English. No coding skills needed.
Microsoft’s February 2026 Patch Tuesday fixed six zero‑days and ~60 bugs, but admins now face boot issues and complex rollout decisions.
Windows 11 KB5077181 update is triggering black screens and boot loops on some PCs, and Microsoft is now rolling out fixes and guidance.
Microsoft Sentinel’s February 2026 update adds new connectors, multi‑tenant content distribution, and AI‑powered security enhancements.
Microsoft Edge for Business supports K–12 schools with safer browsing, policy-based filtering, and built-in security tools.
Microsoft and OEMs are rolling out new Windows Secure Boot certificates before 2026 expirations to keep Windows PCs protected at startup.
Microsoft giving the FBI BitLocker keys sparks a privacy firestorm and raises serious questions about Windows encryption.
Microsoft ships January 2026 Patch Tuesday updates KB5074109 and KB5073455 for Windows 11, fixing AI PC battery drain and key security bugs.
Microsoft’s final December 2025 Patch Tuesday fixes an actively exploited Windows zero‑day and 50+ flaws across Windows, Office, Exchange, and Azure.
Microsoft launches BlueCodeAgent, automating blue teaming with red-teaming insight to defend AI code from bias, threats, and vulnerabilities.