Asiainfo-SEC Envelope is a one-stop cloud hosting security protection solution specially designed for virtual and cloud environments. The signal cabin is designed based on the CWPP model to meet users' requirements for cloud host security protection, such as virus protection, threat detection, intrusion prevention, patch management, micro-isolation, web protection, and web page tampering prevention. It also meets users' cloud host operation and maintenance requirements, such as integrity monitoring, asset management, vulnerability risk management, baseline checks, and host resource monitoring. Envelope realizes comprehensive protection for cloud hosting systems, meets security requirements for equal assurance compliance, and establishes an in-depth security protection system that takes into account the proposed platform infrastructure.