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Specialties & Experience of this Expert Witness

General Specialties:

Cybersecurity and Intellectual Property

Specialty Focus:

Authentication, 2FA, 3FA, Login, Security, Internet, Patents, Litigation, Software, Programming, Fraud, iPhone, Android, Cybersecurity, Account Takeover, Passwords, Mobile, Payments, Smartphones, 2-Factor


BS, Communications Engineering, University of Kent; MSc, Computer Science, George Washington University; MBA (incomplete), Pepperdine University

Years in Practice:


Additional Information

Inventor of Mobile Push Login and QR Login. Expert Witness in Login, Authentication (2-Factor/3-Factor/Multi-Factor), Account Hacking, Account Takeovers, Fraudulent Transactions, Cryptocurrency Theft, Forensic Analysis, and Cybersecurity. Software Patent Litigation, Claim Mapping. Assisting attorneys in litigation. I am the inventor of: • Mobile Push Login/Authentication (US Patent 9756042) 2FA/3FA/MFA. The new authentication standard for secure logins – used by Chase, Capital One, Apple, Amazon, Google, Facebook, Microsoft, Okta, OneLogin, Cisco/Duo, CA, LastPass, Oracle, Symantec, and others. Used by millions of users. • QR Login/Authentication (US Patent 8677116) 2FA/3FA/MFA.Used by Citibank, Amazon, Apple, Facebook, Google, Microsoft, PayPal, Twitter, Visa, and others. • Mobile Browser 1-Click Login/Authentication ( (US Patent 9015813) 2FA/3FA/MFA. • Automatic Software Updates and Uninstall that run on every computer and every smartphone today, used by trillions of people. With a 40-year career in software development, of which 20+ years spent as a Chief Technology Officer, I have run computer software, infrastructure, operations, and cybersecurity for multiple companies. Please see for more information about my background. Awards & Recognition: U.S. Congress: Special Recognition Award in Cyber Security California State Assembly: Certificate of Recognition in Cyber Security Speaker on Authentication, Account Takeovers, Login Security, Eliminating Passwords, Mobile Payments, Software Development. Guest Lecturer at USC (University of Southern California) and UCI (University of California in Irvine) Lecturer at George Washington University and University of Phoenix Issued US Patents: 8677116: QR Login and Payments 9015813: Mobile browser Login and Payments 9756042: Mobile Push Login and Payments & Appless SMS Login OC Hi-Tech Alliance: Most Innovative Product Award OC Business Journal: Innovator of the Year Finalist