Board of Directors

Joe Pennisi is President and Chairman of the Board of the Trusted Computing Group (TCG), a leading global standards organization dedicated to the development of open, vendor-neutral specifications that enable trusted and secure computing across diverse technology ecosystems. In this role, he provides strategic leadership for TCG’s engagement with industry, government, and international stakeholders to advance trusted computing standards that underpin cybersecurity and digital trust worldwide.

Mr. Pennisi brings more than three decades of experience in the information technology industry, spanning both hardware and software development, with a primary focus in recent years on product security. He currently serves as a Principal Security Architect at NVIDIA, where he is responsible for hardware and firmware security architecture for GPUs, platforms, and Windows-based software systems supporting supercomputing, embedded, consumer, and enterprise technologies.

Prior to joining NVIDIA, Mr. Pennisi held senior technical and security leadership roles at major technology companies, including Lenovo, where he established and led the PC Product Security organization as a Distinguished Engineer, and IBM, where he contributed to the development of multiple PC platforms earlier in his career.

A long-standing leader in industry collaboration, Mr. Pennisi was a founding Board member and the inaugural Treasurer of the FIDO Alliance, which works to advance standards for strong authentication.

He holds a Bachelor of Science and a Master of Engineering in Electrical Engineering from Rensselaer Polytechnic Institute and has been a member of the Institute of Electrical and Electronics Engineers (IEEE) for many years, reflecting his ongoing commitment to technical excellence and professional leadership.

Throughout his career, Mr. Pennisi has helped shape approaches to product security and trusted computing that protect billions of devices and systems worldwide, and his leadership continues to influence the evolution of secure technology standards.

Rick Martinez serves as Dell Fellow and Vice President for Security within the Client Solutions Group at Dell Technologies. Rick’s responsibilities include developing security strategy for Dell PCs focused on trusted and resilient platforms. In addition to his role as a strategist and people manager, he is a trusted advisor in the areas of secure development, governance and execution for Dell PCs and pan-Dell secure supply chain efforts.

Mr. Martinez joined Dell in 1997 and spent nearly two decades contributing to the security strategy and architecture for Dell BIOS and firmware, implementing many built-in platform security features including Signed Firmware Update (NIST 800-147), TPM and Secure Boot, and SafeBIOS off-host verification. Since then, he’s continued to build comprehensive long-term strategies to help keep Dell PCs and customers secure

Currently, Mr. Martinez is active in the evolution of the Dell Technical Leadership Community and serves as Vice President of the Trusted Computing Group Board of Directors representing Dell. He holds an Electrical Engineering degree from the University of Texas at Austin. He is a proud father of three daughters, a semi-retired autocrosser, and a lifelong skateboarder.

Silviu Vlasceanu is a Senior Technical Expert at Huawei, heading the Trusted Computing and System Integrity Research group. He has more than 15 years of experience in system and network security and has been contributing in different stages of the R&D lifecycle to the security of several products, such as network devices, PKI solutions, cloud infrastructure and IoT. At Huawei, he has been contributing to the adoption of trusted computing solutions based on TCG technologies such as TPM, DICE and cyber-resilience building blocks to improve the system security of routers, server CPUs and BMCs or base stations, from the hardware, to platform firmware and operating systems. In the past, he has been developing security technologies for IBM System X and for the Special Telecommunications Service. He holds a M.Sc. in Electronics from Military Technical Academy in Bucharest and a M.Sc. with High Honors in Telecommunications and Networks from National Polytechnic Institute in Toulouse. Co-author of 10 patents (5 pending) in the system integrity domain.

Prabhu Jayanna is a Senior Director in the Product Security Office at AMD and is responsible for driving product security architecture for AMD product families. Prabhu has been in the semiconductor industry for over 24 years, with a career spanning across AMD, Intel and Micron. Prabhu focuses on Root of Trust (RoT) system architectures, Platform Resiliency and Supply Chain Security initiatives at AMD. Prabhu is one of the key contributors to Open Compute Project Security WG, Governing Leader of open-source Project Caliptra (industry first Silicon Root of Trust, wholistic IP for SoCs) and member of the Board of Directors of CHIPS Alliance. Prabhu holds degrees in Computer Science and Electrical & Electronics Engineering.

Dong Wei is an Arm Fellow and Lead Standards Architect of the Architecture and Technology Group in Arm Limited. Dong joined Arm in 2016. He leads the Arm SystemReady compliance program as well as PC BSA specification with definitions of the hardware, firmware requirements for the Arm-based systems. He also leads the system manageability and security requirements for these systems. In this standards-based effort, he covers industry standards such as PCI Express, TCG, CXL, UCIe, UEFI/ACPI, DMTF, and OCP.

Josef Kohn is a Director for Marketing at Infineon Technologies Americas Corp.
He joined Infineon’s Chipcard and Security division in 2002 in Germany and held various leadership positions focused on the business development of Trusted Platform Modules and Trusted Computing Technologies into computing and embedded security applications.

Josef holds an engineering degree from the University of Ulm/GER in electronics and biomedical engineering. After starting his professional career at Siemens Medical Solutions in 1992 and after initially joining Infineon Technologies in Munich, he relocated to the Infineon Americas Corp. in San Jose, CA in 2006.

Chris Van Peeren is a Firmware Security Architect for Lenovo’s Infrastructure Solutions Group. He has over 20 years of system engineering experience, with over 10 of those years spent in enterprise security. At Lenovo, Chris is responsible for driving the development and implementation of security requirements and features for Lenovo’s products.

Dennis Mattoon is a Principal Engineer for Enterprise & Security (EnS) at Microsoft, the engineering group responsible for security and management for Cloud and Edge products across Microsoft, including Windows client, server, Azure cloud hosts, and devices. Prior to joining EnS, Dennis was one of the founding members of the Security and Privacy Research and Engineering team in Microsoft Research.  He and his team have spent the last 15+ years focused on advances in hardware security and trusted computing.

Shiva Dasari is a Senior Distinguished Technologist and the Chief Infrastructure Security Architect in the Office of the CTO at Hewlett Packard Enterprise (HPE). He leads end-to-end infrastructure security architecture for HPE products including Servers and Storage.

Shiva plays an active role in various TCG forums including the Board, Technical Committee. He chairs the Server work group and co-chairs the Vulnerability Response Board Subcommittee. He is an active contributor to many TCG specifications. He was also a contributor to NIST publications including SP800-193.

In addition to security architecture, he is also a thought leader in Secure Development Lifecycle, Supply Chain Security, Signing Server Infrastructure, Product Security Incident Handling Process, and Security Certification processes.

Prior to HPE, Shiva served as the Security CTO for Lenovo’s Enterprise Business Group. Preceding to IBM System x acquisition by Lenovo, Shiva worked at IBM over 18 years in the x86 server development in various roles including the Chief Security Architect of System x & Flex Servers. He was responsible for security architecture, strategy, and roadmap of IBM System x & Flex servers. Shiva was the driving force in making TPM shipped as a standard component in IBM x86 servers which significantly accelerated its penetration into server ecosystem. Shiva was the pioneer in architecting and delivering an industry leading solution for securing IBM’s BMC called Integrated Management Modules (IMM) using security innovation in conjunction with TCG technologies.

Shiva has over 40 patents in the areas of Security, Server Architecture, Memory, PCI, and Processor Architecture. Shiva holds a master’s degree in software systems. He is also a Certified Information System Security Professional (CISSP), Certified Information Security Manager (CISM), Certified Cloud Security Professional (CCSP), and Certified Information Security Auditor (CISA).

Stephen McFarland joined Toyota in October 2018 and has been a Trusted Computing Group Board Member since August 2020.  McFarland provides expertise to Toyota for cybersecurity industry relations, advanced research and development, systems engineering, architecture, and compliance.  McFarland is Board Member of Trusted Computing Group, Chair of Auto-ISAC Japan Working Group, member of the ESCAR USA conference program committee, and served on the board of the Auto-ISAC.  McFarland is a voting member of multiple SAE committees and was a technical expert for ISO/SAE 21434 and ISO 24089.  McFarland has 40 issued patents and more patents in process for Toyota.  McFarland is a people leader to a staff of more than 35 technical experts.

McFarland is a full-stack embedded engineering and business leader with experience from low-level embedded security hardware and software development to cloud systems and business acumen.  Prior to joining Toyota, McFarland was Technical Co-Founder and Chief Technology Officer (CTO) of a Software as a Service start-up company.  Prior he was a Director of Cybersecurity at QUALCOMM, responsible for global Cybersecurity & Privacy Architecture and Risk Management.  He was also an embedded security and software systems engineer researching and developing secure communications solutions for the US Government.

McFarland holds a BS Computer Engineering / Computer Science from University of Southern California and a diploma from UC San Diego’s Executive Perspectives for Scientists & Engineers (EPSE) graduate program.

Joseph Chen is the CEO of ULINK Technology. He has worked on the design and development of HDD’s and SSD’s supporting a variety of interfaces including NVMe, SATA, and SAS. He has also participated in defining TCG Opal specifications, as well as developing and testing TCG Opal hardware and firmware. Joseph worked as the Director of Engineering at Samsung SSD and HDD, the Director of Engineering at Cirrus Logic, and an employee of Oak Technology.

Joseph Chen leads TCG Test Suite development and certification in ULINK. Under his leadership, ULINK has developed the Opal Family Certification Test Suites and has been certified by the TCG SWG as the compliance test lab. In addition, Joseph has directed the development of other TCG Storage testing suites such as the TCG Opal Test Cases 1.0 Test Suite, Enterprise Test Suite, and Opal Application Note Test Suite.