Join Microsoft Security at Black Hat USA 2026 for supply chain research, hands-on security experiences, expert conversations, ...
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.
Threat actors compromised AsyncAPI packages and weaponized trusted CI/CD workflows to distribute malware through npm. This ...
Security teams have never had more visibility, yet rarely have they felt more uncertain. Signal pours in from endpoints, ...
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 ...
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 ...
Microsoft continually updates security intelligence in antimalware products to cover the latest threats and to constantly tweak detection logic, enhancing the ability of Microsoft Defender Antivirus ...
Think you may have received counterfeit software? Report it to Microsoft.
Create your best work on all your devices—from desktop to web—using the tools you need for home and business.
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