# Adaptive Security

> AI-native platform to prevent social-engineering attacks — deepfakes, vishing, and smishing.

## Why it is interesting

Founded by Attentive veterans after OpenAI's first cybersecurity bet; simulates AI-powered attacks to train employees before real breaches.

## Profile

- **Stage:** series-b
- **Status:** private
- **Industries:** cybersecurity, ai-ml, enterprise-saas
- **Coverage:** full
- **Last updated:** 2026-07-24

## Key facts

- Series B (Dec 2025): $81M led by Bain Capital Ventures; a16z participated (Adaptive press)
- Series A (Apr 2025): $43M co-led by a16z and OpenAI Startup Fund; Eniac participated (Adaptive blog)
- Co-investors not in VCT directory: Bain Capital Ventures, OpenAI Startup Fund, NVIDIA NVentures, Abstract Ventures

## Investors in our directory

- https://venturecapitaltracker.com/fund/andreessen-horowitz
- https://venturecapitaltracker.com/fund/eniac-ventures

## Related articles

- https://venturecapitaltracker.com/2026-a16z-hot-portfolio-companies

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Source: https://venturecapitaltracker.com/startup/adaptive