An unhandled exception has occurred while executing the request.
System.Net.Http.HttpRequestException: The SSL connection could not be established, see inner exception.
---> System.Security.Authentication.AuthenticationException: The remote certificate is invalid according to the validation procedure.
at System.Net.Security.SslStream.StartSendAuthResetSignal(ProtocolToken message, AsyncProtocolRequest asyncRequest, ExceptionDispatchInfo exception)
方案1
export DOTNET_SYSTEM_NET_HTTP_USESOCKETSHTTPHANDLER=0;dotnet 你的项目.dll
方案2
在发布后的目录中找到"你的项目.runtimeconfig.json"配置加入
"System.Net.Http.UseSocketsHttpHandler": false
.netcore3 HttpClientFactory centos7上 请求微信接口报错
原文：https://www.cnblogs.com/liutietuo/p/12125725.html