# Vincent Liu

> Vincent “Vinnie” Liu is the San Francisco-based CEO and co-founder of Bishop Fox. A former NSA analyst who later worked at Ernst & Young and led penetration testing at Honeywell, he helped build a self-funded security consultancy into a firm combining expert testing with its Cosmos technology. He has co-authored seven security books and advises AppOmni.

- **Role:** CEO and Co-Founder at Bishop Fox
- **Organizations:** Bishop Fox, National Security Agency, Ernst & Young Advanced Security Centers, Honeywell International, AppOmni, CLEAR
- **Education:** BSE, Computer Science and Psychology, University of Pennsylvania
- **Known for:** Co-founded Bishop Fox and led it through 13 years of self-funded operation before institutional investment., Co-authored seven books, including Hacking Exposed Wireless and Hacking Exposed Web Applications., Presented at Black Hat and Microsoft BlueHat.

## Career timeline

- **1999–2001** — Worked as a security analyst at the National Security Agency; joined at 17.
- **2003–2004** — Security consultant at Ernst & Young Advanced Security Centers.
- **2004–2006** — Worked at Honeywell International, leading global penetration testing.
- **2005** — Started the side business that became Bishop Fox with Francis Brown.
- **2006** — Moved into the business full-time in February.
- **2019** — Bishop Fox announced a $25 million Series A from Forgepoint Capital.
- **2024** — Discussed cybersecurity oversight in a McKinsey interview and his founder journey on The Forgecast.
- **2026** — Continued leading Bishop Fox and publishing commentary on AI-assisted offensive security.

## Achievements

- Co-founded Bishop Fox and led it through 13 years of self-funded operation before institutional investment.
- Co-authored seven books, including Hacking Exposed Wireless and Hacking Exposed Web Applications.
- Presented at Black Hat and Microsoft BlueHat.
- Built a career spanning NSA analysis, enterprise penetration testing and offensive security leadership.

## Latest updates

- **2026-09** — A SecurityWeek interview examined his transition from hands-on hacker to CEO.
- **2026-06** — Published The Smash-and-Grab Era, discussing the possibility of faster, parallel AI-assisted attacks.
- **2026-06** — Published Mythos Doesn’t Deploy Itself, arguing that orchestration and human expertise shape AI security outcomes.

## Links

- Website: https://bishopfox.com/authors/vincent-liu
- LinkedIn: https://www.linkedin.com/in/vinnieliu/
- Twitter/X: https://twitter.com/vinnieliu

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Profile page: https://yespress.io/vincent-liu
Published by YesPress — https://yespress.io
Last updated: 2026-10-20