2023 年 2 月 14 日之后，IE11 将不再可用。你可以在 Microsoft Edge 中使用 IE 模式重新加载 Internet Explorer 网站。 本次更新是适用于 Microsoft Visual C++ 2015 Redistributable 的一系列新增功能和 Bug 修复中的最新更新。 重要事项！ 在下方选择语言会自动将整个页面内容更改为 ...

Join Microsoft Security at Black Hat USA 2026 for supply chain research, hands-on security experiences, expert conversations, ...

Researchers at this lab work together with others in Microsoft Research and in academia to advance the state of the art in social science, both computational and behavioral, computational economics ...

From late April 2026 to mid-June 2026, Microsoft Defender Experts observed increased ACR Stealer activity across customer ...

As AI agents become more autonomous, strong identity, access, and auditing controls are critical to keeping them secure.

Security teams have never had more visibility, yet rarely have they felt more uncertain. Signal pours in from endpoints, ...

Threat actors compromised AsyncAPI packages and weaponized trusted CI/CD workflows to distribute malware through npm. This ...

Starting September 1, 2026, passkeys will become the default authentication experience in Microsoft Entra. Read more about ...

Microsoft Threat Intelligence identified threat actor activity with overlapping tradecraft commonly associated with ...

Learn how Microsoft uses AI to proactively harden its own cloud services through the Secure Future Initiative (SFI).

GigaWiper is a destructive backdoor that combines multiple wiping and ransomware-like capabilities into a single operational ...

Microsoft’s latest Secure Future Initiative report outlines progress on secure foundations, AI-powered defense, and ...