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“=”在信息摘要末尾
原标题:"=" at the end of a message digest

Why is there an "=" sign at the end of a sha1 message digest?(after it is base64 encoded)
The "=" sign appears even at the end of a base64 endcoded signature(rsa). Why does base 64 include it?

最佳回答

它只是基础64的一部分——与摘要无关。 添加“=”进行婚礼,这样,总的结果总是具有四大特性,但读者可以说明,四种特性“锁”只代表一两个 by(而不是普通三)。

See Wikipedia, for more information. (请注意,虽然它只说在某些局势中必须进行婚礼,但我认为我从未看到过一个基础64,即:doesn t包括婚礼,至少是缺席。) 列入婚礼比不列入婚礼更为常见。

问题回答

= 序列表示,最后一组只包含1个 by, = 显示含有2个 by。





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