symbian 的文件保密软件,可以把文件设置为私有或者还原为公共,私有时,别人没有权限是看不到的,还可以参照您的需求或建议为您定制软件.-symbian software confidentiality of documents, files can be set up for the reduction of private or public, private, others have no authority is not to see, but also can refer to yo