Microsoft is warning of threat actors increasingly abusing external Microsoft Teams collaboration and relying on legitimate ...

Without the ability to sign kernel-level drivers, millions of people using these privacy tools could be left waiting for ...

Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities.

マイクロソフトは、2026年4月14日（米国時間）、2026年4月のセキュリティ更新プログラムを公開した。該当するソフトウェアはCVEベースで165件である。（）内は対応するCVEである。

Microsoft warns of rising Teams attacks abusing external chats to impersonate IT staff, gain remote access, and steal ...

Microsoft Incident Response – Detection and Response Team (DART) researchers observed an emerging, financially motivated ...

Microsoft suspended developer accounts tied to major tools like WireGuard and VeraCrypt last week, disrupting updates and ...

Microsoft fixes 169 vulnerabilities including exploited SharePoint CVE-2026-32201, prompting CISA remediation by April 28, ...

Microsoft has locked the lead developers of two prominent open source security projects out of their accounts.

米Microsoftは4月14日（現地時間）、すべてのサポート中バージョンのWindowsに対し月例のセキュリティ更新プログラムをリリースした（パッチチューズデー）。現在、「Windows Update」や「Windows Update ...

In-house software built in March with open-source components may include malware placed there by criminals. This isn’t a ...

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