C# ASP.NET 通过 TLS 发送电子邮件

csharp
using System;
using System.Net;
using System.Net.Mail;
namespace EmailSender
{
    class Program
    {
        static void Main(string[] args)
        {
            // 设置发件人和收件人
            string senderEmail = "sender@example.com";
            string receiverEmail = "receiver@example.com";
            // 创建电子邮件消息
            MailMessage mail = new MailMessage();
            mail.From = new MailAddress(senderEmail);
            mail.To.Add(receiverEmail);
            mail.Subject = "测试邮件";
            mail.Body = "这是一封测试邮件。";
            // 设置SMTP客户端
            SmtpClient smtpClient = new SmtpClient("smtp.example.com", 587);
            smtpClient.UseDefaultCredentials = false;
            smtpClient.EnableSsl = true;
            smtpClient.Credentials = new NetworkCredential(senderEmail, "password");
            try
            {
                // 发送电子邮件
                smtpClient.Send(mail);
                Console.WriteLine("邮件发送成功！");
            }
            catch (Exception ex)
            {
                Console.WriteLine("邮件发送失败：" + ex.Message);
            }
        }
    }
}