MoneyAugust 25, 2026via SiliconAngle
Alice raises $140M as its AI security business grows more than 500%
Why it matters
Major funding for an AI safety/adversarial-testing vendor signals investor confidence in the guardrails market as frontier labs and enterprises scale AI deployment. The 500%+ growth validates that AI security is moving from nice-to-have to must-have infrastructure.
Key signals
- $140M funding round led by Apax Digital Funds
- Company rebranded from ActiveFence earlier in 2026
- Business growth exceeds 500% YoY
- Customers include frontier labs and large enterprises
- Focus: adversarial testing and guardrails for AI models
- Founded 2018
The hook
$140M. Alice (formerly ActiveFence) just closed its largest round as AI security demand surges past 500% YoY growth.
AI trust, safety and security company Alice today announced a $140 million funding round led by Apax Digital Funds. Until a rebrand earlier this year the company was called ActiveFence. It sells adversarial testing and guardrails for AI models, with frontier labs and large enterprises as customers. …