Abstract: This paper presented the research on hierarchical trusted platform based on trusted terminal, which is a new direction. The platform system is a combination of hardware, secure operating system and application system. This paper,through building a complete trusted chain from the start stage of the client terminal, undertaking the security of trusted computing platform which could make the trust transfer from user to user, realized the real trusted computing experience for users.

Key words: Credibility, Trusted computing, Trust transfer, Hierarchical trust