Data security sharing system

The invention discloses a data security sharing system, and the system comprises an electric power marketing service system which obtains shared data according to a received data sharing request, recognizes the shared data, generates a data security identifier of the shared data, carries out the compliance verification of the sub-attributes of the data security identifier, and carries out the verification of the sub-attributes of the data security identifier; and after the data security identifier passing the compliance verification and the corresponding shared data are packaged, generating a shared data file and outputting the shared data file. According to the method and the device, the data security identification technology is adopted to carry out security marking and identification on the data, the data security identification of the shared data is generated, the data sharing authority control means is adopted to realize compliance verification before external sharing of the data, and the security of dat