Startup Astelia Secures $35M for AI Vulnerability Management

Index Ventures Backs End-to-End Platform, Targeting of AI-Driven Vulnerability Risk Michael Novinson (MichaelNovinson) • February 24, 2026

An exposure management startup run by the ex-leader of Israel's National Red Team raised $35 million to help organizations focus on the most important vulnerabilities.

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The Index Ventures-led Series A funding round will help New York-based Astelia reduce vulnerability noise by identifying the small percentage of vulnerabilities that are truly exploitable within a specific network context, said co-founder and CEO Alon Noy. Astelia currently focuses on prioritization and remediation but plans to expand into vulnerability scanning to become an end-to-end platform.

"Because of artificial intelligence, the amount of vulnerabilities increases dramatically," Noy told Information Security Media Group. "The amount of the time to exploit shrinks towards zero. Sometimes the same day the CVE is ...