Enviar correos electronicos

Helper.cs

public class EmailService : IIdentityMessageService
    {
        public Task SendAsync(IdentityMessage message)
        {
            var credentialUserName = ConfigurationManager.AppSettings.Get("IPS.Email.Email");
            var sentFrom = credentialUserName;
            var pwd = ConfigurationManager.AppSettings.Get("IPS.Email.Password");

            SmtpClient client = new SmtpClient(ConfigurationManager.AppSettings.Get("IPS.Email.SMTP"))
            {
                Port = Convert.ToInt32(ConfigurationManager.AppSettings.Get("IPS.Email.Port")),
                DeliveryMethod = SmtpDeliveryMethod.Network,
                UseDefaultCredentials = false
            };

            NetworkCredential credentials = new NetworkCredential(credentialUserName, pwd);
            client.EnableSsl = Convert.ToBoolean(ConfigurationManager.AppSettings.Get("IPS.Email.SSL"));
            client.Credentials = credentials;

            MailMessage mail = new MailMessage(sentFrom, message.Destination)
            {
                Subject = message.Subject,
                Body = message.Body,
                IsBodyHtml = true
            };

            return client.SendMailAsync(mail);
        }
    }

webConfig.xml

<add key="IPS.Email.Email" value="" />
<add key="IPS.Email.Password" value="" />
<add key="IPS.Email.SMTP" value="smtp.gmail.com" />
<add key="IPS.Email.Port" value="587" />
<add key="IPS.Email.SSL" value="true" />