From AI ambition to business impact

Most business leaders I meet no longer need to be convinced that AI works. They’ve seen the pilots, the demos and the copilots. The question I hear in boardrooms now is different: How do we move from AI that impresses to AI that changes how the business actually runs? That is the question Microsoft Frontier…

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Scaling AI value without losing control: Lessons from Frontier Firms

Results are widespread. Value at scale is not, and that gap is what this year’s research from IDC, commissioned by Microsoft, set out to explain. In our fourth year commissioning IDC, more than 5,200 senior IT and business leaders across 28 industries shared what it takes to maximize value as AI scales. The clearest lessons…

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Detecting sleeper agents hiding in AI model neurons

Microsoft Research has released new threat research detailing how a capable agent model could be turned into a sleeper agent by editing fewer than ten neurons to inject a short payload; Microsoft Research has also found that this threat is detectable by frontier agents, which can identify anomalous weight edits.

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ARTEX abuse expands as cybercriminals target financial sector

In October 2026, the financially motivated threat actor Storm-3358 began targeting organizations in the financial sector using the agentic AI offensive framework ARTEX.

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Client-side threat detection: how Scareware blocker uncovered malicious notification abuse

Website notifications were designed to help us stay informed. They can alert you to a new message, remind you of an upcoming event, or share an important update from a service you trust.

But scammers are turning this useful browser feature into a pe

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Client-side threat detection: how Scareware blocker uncovered malicious notification abuse

Website notifications were designed to help us stay informed. They can alert you to a new message, remind you of an upcoming event, or share an important update from a service you trust.

But scammers are turning this useful browser feature into a pe

The post Client-side threat detection: how Scareware blocker uncovered malicious notification abuse appeared first on Microsoft Edge Blog.

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Tracking AI adoption in North Korean threat actor tradecraft

As Microsoft Threat Intelligence continues to track how threat actors operationalize AI to increase the speed and efficiency of attacks, we’ve identified North Korean threat actors expanding their use of AI with varying levels of adoption. This blog breaks down how North Korean threat actors are utilizing AI across their operations, reflecting a broader trend of threat actors incorporating AI into their attack chains.

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IDC MarketScape names Microsoft a Leader in the 2026 Worldwide Modern Endpoint Security for Enterprises Vendor Assessment

IDC has named Microsoft a Leader in the 2026 IDC MarketScape for Worldwide Modern Endpoint Security for Enterprises.

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