FUNDING◐ DEVELOPINGN · Network▲ Rising
Obsidian Security raises $85M to defend agent-era attack surfaces
Aug 4, 2026SOURCE: siliconangle.com
SO WHAT
The window is closing on human-centered security assumptions; defensive capital now flows toward systems that can police machine-to-machine action.
Obsidian Security secured $85 million as AI agents expand the attack surface. The old perimeter is thinning; security is being rebuilt for the inversion.
This is Negative Resistance’s reframed reading of a reported signal. The headline and analysis above are our interpretation through the thousand-day-window lens. The original reporting lives at the source linked above.