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Accessing TPM Functionality From UEFI Shell - Part 1

A Trusted Platform Module (TPM) is, traditionally, a hardware device (chip) designed to enable commodity computing platforms (think laptop or personal computer) to achieve greater levels of security than non-TPM equipped platform. There are over 600 million installed TPMs, mostly in high-end laptops made by Lenovo, HP, Dell, Toshiba and others. TPMs are manufactured by many chip producers including Atmel, STMicroelectronics and Toshiba. Via it’s Trusted Execution Technology (TXT), Intel now incorporates TPM functionality in many of its current processors. TPM technology is specified by the Trusted Computing Group (TCG), an industry consortium that includes Intel, Microsoft, AMD, IBM, HP,