Cyber startup Island hits $6.4 billion valuation in new round as AI attacks fuel spending wave
- What changed
- Cybersecurity startup Island raised $400 million at a $6.4 billion valuation.
- Why you should care
- Security startups focused on AI threats are seeing large capital injections due to rising enterprise demand.
- Your move
- Watch. Monitor how enterprise security budgets shift toward specialized AI defense tools.
- Evidence
- ConfirmedCNBC — Technology ↗
- What to watch next
- Future funding announcements or market entries from competitors in the AI browser security sector.
- Event
- business move
- Event date
- Sep 24, 2026
- Relevant to
- General AI readers