Geraint WilliamsGeraint Williams is the CISO for the GRC International Group of companies, and a knowledgeable and experienced senior information security consultant and former PCI QSA, with a strong technical background and experience in the PCI DS and security testing. Geraint has provided consultancy on implementing the PCI DSS, and has conducted audits for a wide range of merchants and service providers as well as penetration testing and vulnerability assessments for clients. He has broad technical knowledge of security and IT infrastructure, including high-performance computing and Cloud computing. His certifications include CISSP® and PCIP. Read More Read Less