Senior Security Architect, Terra VerdeHoyt L. Kesterson II is a Senior Security Architect with Terra Verde in Arizona. He has more than 45 years of experience in information security and related technologies. He is a PCI QSA and a CISSP. For 21 years he chaired the international standards group that created the X.509 digital signature certificate, a fundamental component in digital signature and securing web transactions. He is a Founding Member and Co-Chair of the American Bar Association's Information Security Committee. He is a testifying expert. He is an acknowledged contributor to a book on e-Discovery and a book on digital data and the rules of evidence.