13. An electronic document generating method, comprising: merging variable data with a source electronic document to generate an electronic document, the source document being a form to provide a format for the generated electronic document; establishing security policy information including identification information and defining an operation right to the generated electronic document, on the basis of security policy information associated with the source electronic document and defining an operation right to the source electronic document, and associating the established security policy information with the generated electronic document by adding the identification information included in the established security policy information to the generated electronic document; and registering, independently of the generated electronic document, the established security policy information in a policy management server.
16. The electronic document generating method according to claim 13 , wherein the source electronic document is a form defining a format for an electronic business statement or report, and the electronic document to be generated is the electronic business statement or report.