唉,我看你问了那么多次了...
你先登录支付宝官网,然后点击下面的网址快速进入设置
https://openhome.alipay.com/platform/keyManage.htm?keyType=partner
设置 开发者公钥(SHA1withRSA) 步骤如下:
左边的->mapi网关产品密钥 -> RSA(SHA1)密钥: -> 查看开发者公钥 -> 点击修改
输入下面的代码保存即可,
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDR8tNTAFVoV9KBiwBlena953NHogMQ1ue6+xE1D9wo8n87/lT60afbzrtQu+sW6nEnvYEgxya0ncD7+S6F+ERxaxP2BQJlqhHFKiBXqZd/kjn0cYDKrdgbl/q2vODwXPMFCQ85Iogbk7e8uxuEIRy178PEaPxkH/unzYod1Zt8CQIDAQAB