Virtualization-based credible server trust chain construction method

The invention discloses a virtualization-based credible server trust chain construction method, and belongs to the field of server information credibility. The method comprises the steps that characteristics of a could data center are combined, a credible server is used as a foundation, link firmware, a virtual host, a virtual operation system and a hardware and software integrated trust chain of an upper layer application are constructed, and integrity, confidentiality and availability of a cloud host system in data processing and service operation are ensured.