标准编号：ISO 26430-3:2008
中文名称：数字影院运行 0第3部分：通用超大剧院信息格式
英文名称：Digital cinema (D-cinema) operations — Part 3: Generic extra-theater message format
发布日期：2008-07
标准范围
This standard presents a specification for a generic Extra-Theatre Message (ETM) format for use withunidirectional communications channels used in security communcations for Digital Cinema (D-Cinema)systemsThe ETM specification is a generic XML security wrapper that includes specific fields which can be extendedto carry different kinds of information to meet various application level requirements. (For example, the KeyDelivery Message (KDM) is a specific instance of this format.) The ETM uses W3C Extensible MarkupLanguage (see [XML]) to represent the information payload. It provides secudty using the XML encryption andsignature primitives.Note: The brackets convention "r.]" as used herein denotes either a normative or infomative reference.
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