如果您的服务器具有自签名证书，则默认情况下curl不知道它可以信任服务器是它所说的身份，并且不想说话.

If your server has a self-signed cert, then by default curl doesn't know that it can trust that the server is who it says it is, and doesn't want to talk.

您可以:

• 将证书导入到您的信任库中(***，最安全)
• 应用 -k 或-不安全 开关以忽略并继续.这对于本地发展可能很好.
• 使用由受信任的CA签名的真实证书