Obsidian Security raises $85M as AI agents create cybersecurity’s next major attack surface
$1.1B unicorn. Obsidian just raised $85M as enterprises scramble to secure AI agents — a threat surface nobody had 18 months ago.

Why it matters
Agent deployment is accelerating faster than security infrastructure can keep pace. Obsidian's unicorn valuation signals that agent security is no longer a nice-to-have — it's table stakes for any enterprise running autonomous systems at scale.
The key facts
5 to knowObsidian Security Series D: $85M
Post-money valuation: $1.1B (unicorn status)
Focus: securing AI agents accessing cloud applications
Market driver: enterprises deploying autonomous AI agents in production
Security gap: agents as new attack surface
Go to the source
SiliconAnglesiliconangle.com
Publisher excerpt: Obsidian Security Inc. has raised an $85 million Series D funding round at a post-money valuation of $1.1 billion as enterprises increasingly look to secure autonomous artificial intelligence agents accessing cloud applications, Chief Executive Hasan Imam said today in an exclusive interview with…