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A Security

Partner You

Can Rely On

Who We Are

Protexity was founded on the vision of helping businesses achieve a level of cybersecurity maturity that allows them to operate free from worry about crippling cyber attacks. We strive to provide lasting value to our clients by placing a strong emphasis on mastering the fundamentals. For if the foundation is not strong, the castle topples with ease.

Our Story

Our Team

Kai Pfiester

CEO & Founder

With 15 years of experience in cybersecurity, Kai brings a vast wealth of knowledge and skill to our team. He has performed hundreds of penetration tests and other security assessments for law firms, engineering firms, colleges and universities, retail businesses, and healthcare organizations. As an offensive security professional, he has a keen eye for identifying vulnerabilities as well as finding creative and effective ways to close security gaps. Kai is also an accomplished speaker and content writer. As a cybersecurity columnist for the New Jersey Law Journal, he writes about important security topics for members of the legal industry. As a speaker, he has presented to the NJ Society of CPAs, NJ Association of Public Accountants, NJHIMMS NJ Chapter, Philadelphia Bar Association, Fox Rothschild Privacy and Security Summit, International Association of Privacy Professionals NJ Chapter, and the Philadelphia Bar Institute. As founder and CEO of Protexity, Kai spearheads the design and implementation of the firm's service offerings, strategic position, and tactical research and development. He is also a member of the NJ chapter of OWASP (Open Worldwide Application Security Project) and ISACA (Information Systems Audit and Control Association)

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Sonia Arroyo


As COO, Sonia directs daily operations to ensure their alignment with firm's mission and strategic vision. As the leader responsible for coordinating and communicating internal objectives, she plays a pivotal role in the firm's success.

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Connor Peoples


Connor is a proven innovator in Cloud Security, IAM, and graph database solutions. With ten years of development experience and nine years of security experience, he built a cloud security company from the ground to $40MM valuation in less than two years. In this time, he has worked with organizations around the world, providing consultation on security posture for small businesses, Fortune 500 enterprises, and all the sizes in between.

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Board of Advisors

Tigran Terpandjian

Director of Threat Hunting at Redacted

Tigran is a seasoned cybersecurity veteran with 13 years of experience in incident response, threat hunting, insider threat and security strategy. He is the founder and principal of Fox Den Strategies, a firm dedicated to advisory and education development for individuals wanting to work in the information security space. He is also one of the three co founders for the Detection Engineering and Threat Hunting (DEATHCon) Conference, a hands on conference dedicated to training the next generation of threat hunters and detection engineers. With extensive experience in threat hunting, building discovery and counter infiltration teams, and formulating and executing on grand strategy for organizations, teams and programs he adds tremendous value to our advisory board. Tigran is also passionate about cultivating asymmetrical advantages and developing practitioners, leaders and teams that think strategically and tactically in the offensive and defensive security spaces. He holds a Master's Degree in Cybersecurity from the University of Maryland and a Bachelor's Degree in International Studies: World Politics & Diplomacy from the University of Richmond.

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Rey Bango

Cloud Advocate for Security and AI at Microsoft

Rey is Principal Cloud Advocate at Microsoft focused on empowering companies and information technologists to take full advantage of transformative technologies. He works to build patterns and practices that streamline the development of solutions that take advantage of Artificial Intelligence and Machine Learning while ensuring that customer trust and confidence are a top priority, whether through security or responsible use of technology. Since 1989, Rey has explored the world of information technology through the lens of software developer, open source contributor, cybersecurity practitioner, and now, as an advocate for the secure and responsible use of artificial intelligence for social good. Through his broad spectrum of experience in multiple disciplines, his strategic contributions to our growth and development are invaluable.

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Tony Punturiero

Offensive Security Specialist at Northrop Grumman

Tony has been conducting pentesting and red team operations in government organizations for several years. He's very passionate about red team development and supporting open source projects like Kali Linux and Powershell for Linux. Through his work and contributions to the community, Tony continues to advance the field of hacking and help organizations better defend against cyber threats by sharing his knowledge the information security community. Tony earned a BS in Cybersecurity from the University of Maryland University College (UMUC) where he is a board member for the award-winning UMUC Cyber Padawans. Over the years, he has participated in many cybersecurity competitions across the globe and is a two-time SANS Netwars Champion, TraceLab Black Badge Winner, and Hack-A-Sat Finalist.

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Jon Luhmann

Security Consultant

As a member of our defensive services team, Jon's specific focus is on AWS security. His background in criminal justice helps our team understand the motives of cyber criminals so we can stay one step ahead of them. With his passion and determination to secure all things cloud, Jon is an invaluable contributor to our success.

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Patrick Campbell

Security Consultant

Patrick is a talented security consultant with a wide range of skills and experience in defensive technologies. His expertise in Microsoft, Palo Alto, Proofpoint, and Zscaler technologies brings tremendous value to our clients.

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