About Us

Since 2005, Bishop Fox has provided security consulting services to the Fortune 1000, high-tech startups, and financial institutions worldwide. Our mission is to secure our clients and their business.  


Industries we have worked with include:

  • Energy
  • Technology
  • Healthcare
  • Communications
  • Retail & Consumer Goods
  • Chemical & Materials
  • Media & Entertainment
  • Financial Services
  • Travel & Transportation
  • Manufacturing


Our work has received the following certifications:

  • Certified Ethical Hacker
  • Systems Security Certified Practitioner
  • Certified Information Systems Security Professional
  • Microsoft Most Valuable Professional
  • Certified Information Systems Auditor
  • Six Sigma
  • PCI Security Standard Council
  • Microsoft SDL Pro Network
  • PMI PMP Certified
  • Global Information Assurance Certification

Our Experience

Our consultants’ 400 years of combined experience is drawn from a diverse background. Some of us are hackers. Some of us are developers. Some are engineers. Bishop Fox is the company we built together to deliver practical security solutions and to share our knowledge.

As a team, we have worked all over the world, in public and private sectors, and with clients large and small. So, no matter what problem your company faces, we have the security know-how to build a tailored solution for you.

Community Contributions



  • 2600 Magazine – Splunking The Google Dork
  • USA TODAY – NotInMyBackYard Tool Scours Web For Your Personal Data
  • The ISSA Journal – SearchDiggity: Dig Before They Do
  • See all articles


  • Web Application Security – A Beginner's Guide
  • Hacking Exposed Web Applications 3rd Edition
  • Hacking Exposed Wireless: Wireless Security Secrets & Solutions
  • See all books


Meet Bishop Fox



Francis Brown


Francis Brown, MCSE, CISA, CISSP, focuses on security research, managing the assessment and penetration testing practice, and heading the thought leadership program. He also manages Bishop Fox’s 6sigma service quality program and leads internal practice development initiatives.

Prior to founding Bishop Fox, Francis Brown was a member of the Global Security Risk Assessment team at Honeywell International. He has also worked as a consultant at the Ernst & Young Advanced Security Centers.


Vincent Liu


Vincent Liu, CISSP, oversees firm strategy, practice development, and client matters. Vincent’s primary areas of expertise are  enterprise security programs and security architecture.

Prior to founding Bishop Fox, Vincent led the Attack and Penetration and Reverse Engineering teams for the Global Security group at Honeywell International. He has also worked as a consultant with the Ernst & Young Advanced Security Centers and as an analyst at the National Security Agency.

Some facts about us

  • 4 Locations
  • 98 Employees
  • 400 Years of combined experience