Research and development of trustworthiness attestation in trusted computing

Trustworthiness attestation technology is very important features of trusted computing,the use of attestation technology to verify the credibility of the availability of reliable computer environment,thus it is able to build trust in the network environment to provide the basis relations.However,the existing attestations can't get the evidence timely,and lack of privacy protection for the attestation object as well as attestation system own security and other issues.This paper analysed the problem in deeply and provided a useful reference for the design and studies of attestation.