Bennet Yee and Tygar take a series of trusted computing platforms applied research called Dyad [17-20] based on IBM Citadel project [15, 16], in which they raised the work based on TCP to achieve the integrity Validation, they use Karp-Rabin fingerprint verification technology to measure the start-up process of the main platform, and check the integrity of each layer of software. But the basic security components are IBM's 4758 co-processor password, so the development environment is very limited.