[1]https://www.iso.org/isoiec-27001-information-security.html [2]http://www.djbh.net/webdev/web/PolicyStandardsAction.do?p=getListZcbzJcbz [3]https://cloudsecurityalliance.org/star/certification/ [4]https://www.pcisecuritystandards.org/document_library?categor…