100 AI agents, 16 Windows zero-days

Microsoft's MDASH security system identified 16 critical vulnerabilities in Windows. This highlights the urgent need for regulatory frameworks to catch up with rapid AI advancements.

Security went autonomous. Microsoft’s MDASH security system orchestrates more than 100 specialized AI agents, and it found 16 new vulnerabilities in Windows networking and authentication—4 of them Critical-severity remote code execution flaws. It scored 88.45% on the CyberGym benchmark’s 1,507 tasks. Federal policy went the other direction: an FDA-style AI review floated by NEC Director Kevin Hassett was walked back within the same news cycle. Capability is shipping faster than the rules to govern it.

The OpenAI-centric era is fracturing—and its biggest backer is hedging. After an April 27 amendment ended their exclusive licensing arrangement, Microsoft’s talks with Inception center on diffusion language models that claim speeds above 1,000 tokens per second. Capital is reshaping the rest of the stack at scale: Anduril’s $5B Series H doubled its valuation to $61 billion on $2.2 billion in 2025 revenue. The model labs are no longer the only game worth funding.

And the AI buildout is now being priced at the physical layer. Fervo Energy’s IPO debut priced at $27 a share, popped 33%, and raised $1.89 billion on AI data center power demand—its market value topped $10 billion. The other constraint is silicon: Fractile’s $220M Series B funds inference chips aimed at tasks that can demand 100 million tokens of output. Power and chips are where the next round of bets is landing.

The Pulse

xAI is retiring 8 Grok models on May 15, consolidating its API around Grok 4.3
Model proliferation is out. The flagship-only era is quietly in.

Foxconn confirms a cyberattack after the Nitrogen crew claims it stole Apple and Nvidia files
Your supply chain’s weakest perimeter is never the one you control.

Notion launches a Developer Platform to turn its workspace into a hub for AI agents
Every productivity app now wants to be the agent’s home base.

That’s the signal.

— The PulseMark Team

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