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Most AI safety testing still happens inside the walls of individual organizations. That has resulted in a fundamental disconnect: many of the highest-risk failure modes in modern AI systems require ...

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

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

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

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

Discover how nonprofits are applying AI to strengthen communities, expand opportunity, and create lasting impact across the globe.

In the 1980s, early open-source software pioneers challenged the prevailing belief that software would advance only if companies kept tight control over their code. This movement pushed for a ...

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