Meet Sybil
Sybil: the future of pentesting
We offer Sybil, an AI-driven pentester that makes it possible to find vulnerabilities before an exploit. We are on a mission to automate hacker intuition and drive the speed and cost of vulnerability discovery down to zero.
Your adversaries are trying to figure out how to use AI to increase their efficacy, so why not run Sybil today and find out what you’re up against?
Company
Automate hacker intuition
Core Features
Empower your security strategy
AI-driven pentesting
You can’t protect what you can’t see— discover what you left behind when moving fast and breaking things

Rapid onboarding
Go from 0 to a pentest report within two weeks

Attack replay
Instantly re-test fixes and get to a clean pentest report in hours rather than weeks

Test transparency
See what Sybil finds in real-time instead of waiting for a PDF that nobody reads

Integrations
Sybil works with your favorite tools

Run Sybil.
We are a small team of alumni from OpenAI, Meta, Mandiant, NCC Group, and Trail of Bits. We are hybrid with hubs in San Francisco and New York City, and are hiring hackers who want to come help us build the future of offensive security.