The system upgrade in the field to the platform and reliable method of updating in the field for reliable platform

摘要

The system upgrade in the field to the platform and reliable method of updating in the field for trusted platform.A system upgrade in the field to trusted platform (10) comprises a trusted platform module (TPM) (14) having a volatile memory (56), a volatile memory (56) and an indicator (70) for verifying a physical presence in a state of no property of the PMT (14).The PMT (14) configured to enable an upgrade in the field to the PMT (14) in an environment of operating system (OS) (30) based on the declaration of the indicator of physical presence (70).