Send mail to users from gmail account using c#.net

01 Jan 2017

Document by Alagappan -ganesanva@hotmail.com – + 919042710472

Click on File –> New Project in Visual Studio. Enter the solution name as MailUser.

Click OK
Right Click on the Project and add new item.
Add new form with name SendEmail.aspx

Put / Replace the below code in SendEmail.aspx

<!DOCTYPE html>
<html xmlns=”http://www.w3.org/1999/xhtml”>
<head runat=”server”>
<title></title>
</head>
<body>
<form id=”form1″ runat=”server”>
<div>
<table border=”0″ cellspacing=”2″ cellpadding=”2″>
<tr>
<td>
Email To
</td>
<td>
<asp:TextBox ID=”txtMailTo” runat=”server”></asp:TextBox>
</td>
</tr>
<tr>
<td>
Subject
</td>
<td>
<asp:TextBox ID=”txtSubject” runat=”server”></asp:TextBox>
</td>
</tr>
<tr>
<td>
Body
</td&gt
<td>
<asp:TextBox ID=”txtBody” runat=”server” TextMode=”MultiLine”></asp:TextBox>
</td>
</tr>
<tr>
<td>
</td>
<td>
<asp:Button ID=”btnSend” runat=”server” Text=”Send” OnClick=”btnSend_Click” />
</td>
</tr>
</table>
</div>
</form>
</body>
</html>

Put / Replace the below code In SendEmail.aspx.cs

public partial class SendEmail : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void btnSend_Click(object sender, EventArgs e)
{
string result=SendEmailtousers(txtMailTo.Text, txtSubject.Text, txtBody.Text);
Response.Write(result);
}
protected string SendEmailtousers(string toAddress, string subject, string body)
{
string result = “Message Sent Successfully..!!”;
string senderID = WebConfigurationManager.AppSettings[“SenderID”];// use sender’s email id here..
string senderPassword = WebConfigurationManager.AppSettings[“SenderPassword”]; // sender password here…
try
{
SmtpClient smtp = new SmtpClient
{
Host = “smtp.gmail.com”,
Port = 587,
EnableSsl = true,
DeliveryMethod = SmtpDeliveryMethod.Network,
Credentials = new System.Net.NetworkCredential(senderID, senderPassword),
Timeout = 30000,
};
MailMessage message = new MailMessage(senderID, toAddress, subject, body);
message.CC.Add(WebConfigurationManager.AppSettings[“CCMail”]);
smtp.Send(message);
}
catch (Exception ex)
{
result = “Error sending email.!!!””;
}
return result;
}
}

Add the below code in web.config below Connectionstrings tag

Replace **** with actual password in key SenderPassword.
Run the solution.

The Output as below,

GMAIL inbox,

Note:
In order to trigger mail from client, Enable this on the From Address Gmail account.
Turn on Allow for Less Secure apps.

https://www.google.com/settings/security/lesssecureapps
Reference:
https://support.google.com/accounts/answer/6010255?hl=en
Click below to download the solution,
https://1drv.ms/u/s!ArddhCoxftkQg7UPuVICB-batxhXag