How to store multiple username and password in cookies c#?

Question

How to store multiple username and passwords in cookies in c#? I tried But it stores only one username and password.

protected void Login_Click(object sender, EventArgs e)
{

    if (chkRememberMe.Checked)
    {
        Response.Cookies["UserName"].Expires = DateTime.Now.AddDays(30);
        Response.Cookies["Password"].Expires = DateTime.Now.AddDays(30);
    }
    else
    {
        Response.Cookies["UserName"].Expires = DateTime.Now.AddDays(-1);
        Response.Cookies["Password"].Expires = DateTime.Now.AddDays(-1);

    }
    Response.Cookies["UserName"].Value = txtUserName.Text.Trim();
    Response.Cookies["Password"].Value = txtPassword.Text.Trim();
}

Answer 1

Cookies are stored per-user, so your code should work as-is.

I would strongly recommend that you do not store usernames and passwords in user cookies though due to the security issues associated with this. Use the built-in authentication, which stores a session identifier instead.