数字签名标志原始的真实性的验证。
数字签名是一种运用加密，在宏方案或文件上添加真实防伪标志的电子技术。签名确保宏方案或文件来自签名人并且自创建时起未被他人改动。
You digitally sign a file or a macro project, so that users who run the macro can be assured of the identity of the creator of the macro and that the macro has not been altered since it was created.
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