With the advent of the era of cloud computing

security protection involving sensitive information is facing an increasingly severe test. Network attacts

viruses

Trojans

storage

medium theft and lost

illegal authorization or authorized abuse

insiders casual compromised and leaked

which all constitute serious information security threats. And the security issues such as service security

data security problem

operational norms are always the biggest problems and business concerns when cloud platform is putting into use. This paper describes that in order to strengthen the cloud resource pool data security

realize the creation

production

use

destruction of all kinds of sensitive data

and carry out the safety and control of the safe life cycle in the process of virtual machine business data transmission and transmission of the cloud computing environment