之前买的AlphaSSL泛域名证书，添加到百度云加速的时候一直提示请上传正确的证书链（服务器+中间证书），我一直以为是因为不支持ECC证书的原因，直到今天我又买了一个证书，不过这次是特意选择了RSA加密，上传的时候发现依旧是证书链不完整，于是从网上找了一下中间证书，替换之后就上传成功了。我突发奇想试了一下之前的证书，换了中间证书后上传成功了，此时我的心中一万只羊驼奔腾而过...

下面的这个中间证书，复制到证书的下面粘贴就可以了

-----BEGIN CERTIFICATE-----
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Uw== 
-----END CERTIFICATE-----