NBIS, IREN, CRWV At Risk? OpenAI Co-Founder Warns AI Agents Could Turn Neoclouds Into Cybersecurity Targets — Palo Alto CEO Offers Fix
Ilya Sutskever, OpenAI co-founder, warned neoclouds like CoreWeave, Nebius, and IREN could become cybersecurity targets if AI agents operate autonomously. Palo Alto Networks CEO Nikesh Arora offered assistance. CoreWeave, Nebius, and IREN reported significant revenue growth in AI cloud services. Shares of these companies were down 1.3% to 1.5% in overnight trading.
How this was made

The 30-second read
Why it matters
Earnings beats and aggressive capex plans suggest strong demand for AI compute, but emerging cyber‑risk warnings could introduce downside pressure.
Market read
Strong earnings from CoreWeave, Nebius, and IREN provide fresh catalysts for AI‑cloud stocks, while security warnings may affect sector sentiment.
What to watch
Potential cybersecurity risks flagged by Sutskever could dampen investor enthusiasm.
Background
The article discusses recent earnings releases from three AI‑cloud operators and security concerns raised by AI experts.
Ticker impact
CoreWeave reported Q2 revenue of $2.58 B, up ~110% YoY, and raised its 2026 capital spending outlook.
upward pressure in near‑term trading
Revenue beat and aggressive spend outlook signal growth momentum.
Nebius posted Q2 revenue of $582.3 M, a 454% YoY increase.
potential short‑term rally
Such rapid growth is rare and may trigger re‑rating.
IREN's FY2026 AI Cloud revenue rose nearly eight‑fold to $128.8 M as it pivots from bitcoin mining.
moderate upside as investors reassess growth prospects
Revenue surge indicates successful transition, but market sentiment remains mixed.
Market effects
AI‑cloud providers may see heightened security scrutiny, affecting sector risk premiums.
U.S. AI infrastructure stocks could experience broader volatility.
The earnings highlight the rapid scaling of AI compute capacity worldwide.
Counterpoint
Rapid growth may be unsustainable; valuation could be overstretched.
Key entities
- personIlya Sutskever
Co‑founder of OpenAI, raising security concerns for neoclouds.
- personNikesh Arora
CEO of Palo Alto Networks, offering security assistance.





