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[程序员] 请问有什么开源的项目支持导出加密的 xls 文件吗?或者微软官方加解密文档提供?

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请问有什么开源的项目支持导出加密的 xls 文件吗?

试过 java 的 poi, easyexcel, c# 的 npoi, EPPlus, ExcelDataReader ,python 的 msoffcrypto-tool

c++ 的 openoffice, libreoffice ,go 的 excelize 都没有发现没有这个功能。

现在想写 xls 文件的加密,但是一直没有成功,所以想找一些资源来参照,官方文档 完全没有说加密,只说了解密。

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